Merge branch 'master' into vehicles

OpenSim/ApplicationPlugins/Rest/Inventory/Rest.cs

@@ -163,7 +163,7 @@ namespace OpenSim.ApplicationPlugins.Rest.Inventory
             get { return Plugin.RequestId; }
         }
 
-        internal static Encoding Encoding = Encoding.UTF8;
+        internal static Encoding Encoding = Util.UTF8;
 
         /// <summary>
         /// Version control for REST implementation. This
@@ -435,7 +435,7 @@ namespace OpenSim.ApplicationPlugins.Rest.Inventory
             try
             {
                 byte[] encData_byte = new byte[str.Length];
-                encData_byte = Encoding.UTF8.GetBytes(str);
+                encData_byte = Util.UTF8.GetBytes(str);
                 return Convert.ToBase64String(encData_byte);
             }
             catch

OpenSim/ApplicationPlugins/Rest/RestXmlWriter.cs

@@ -45,7 +45,8 @@ namespace OpenSim.ApplicationPlugins.Rest
         {
         }
 
-        public RestXmlWriter(Stream stream) : this(stream, Encoding.UTF8)
+        public RestXmlWriter(Stream stream)
+            : this(stream, Encoding.UTF8)
         {
         }
 

OpenSim/Client/Linden/LLProxyLoginModule.cs

@@ -148,8 +148,8 @@ namespace OpenSim.Client.Linden
         protected void AddHttpHandlers()
         {
             //we will add our handlers to the first scene we received, as all scenes share a http server. But will this ever change?
-            MainServer.Instance.AddXmlRPCHandler("expect_user", ExpectUser);
-            MainServer.Instance.AddXmlRPCHandler("logoff_user", LogOffUser);
+            MainServer.Instance.AddXmlRPCHandler("expect_user", ExpectUser, false);
+            MainServer.Instance.AddXmlRPCHandler("logoff_user", LogOffUser, false);
         }
 
         protected void AddScene(Scene scene)
@@ -182,103 +182,125 @@ namespace OpenSim.Client.Linden
         /// <returns></returns>
         public XmlRpcResponse ExpectUser(XmlRpcRequest request, IPEndPoint remoteClient)
         {
-            Hashtable requestData = (Hashtable)request.Params[0];
-            AgentCircuitData agentData = new AgentCircuitData();
-            agentData.SessionID = new UUID((string)requestData["session_id"]);
-            agentData.SecureSessionID = new UUID((string)requestData["secure_session_id"]);
-            agentData.firstname = (string)requestData["firstname"];
-            agentData.lastname = (string)requestData["lastname"];
-            agentData.AgentID = new UUID((string)requestData["agent_id"]);
-            agentData.circuitcode = Convert.ToUInt32(requestData["circuit_code"]);
-            agentData.CapsPath = (string)requestData["caps_path"];
-            ulong regionHandle = Convert.ToUInt64((string)requestData["regionhandle"]);
-
-            // Appearance
-            if (requestData["appearance"] != null)
-                agentData.Appearance = new AvatarAppearance((Hashtable)requestData["appearance"]);
-
-            m_log.DebugFormat(
-                "[CLIENT]: Told by user service to prepare for a connection from {0} {1} {2}, circuit {3}",
-                agentData.firstname, agentData.lastname, agentData.AgentID, agentData.circuitcode);
-
-            if (requestData.ContainsKey("child_agent") && requestData["child_agent"].Equals("1"))
-            {
-                //m_log.Debug("[CLIENT]: Child agent detected");
-                agentData.child = true;
-            }
-            else
-            {
-                //m_log.Debug("[CLIENT]: Main agent detected");
-                agentData.startpos =
-                    new Vector3((float)Convert.ToDecimal((string)requestData["startpos_x"]),
-                                  (float)Convert.ToDecimal((string)requestData["startpos_y"]),
-                                  (float)Convert.ToDecimal((string)requestData["startpos_z"]));
-                agentData.child = false;
-            }
-
             XmlRpcResponse resp = new XmlRpcResponse();
 
-            if (!RegionLoginsEnabled)
+            try
             {
-                m_log.InfoFormat(
-                    "[CLIENT]: Denying access for user {0} {1} because region login is currently disabled",
-                    agentData.firstname, agentData.lastname);
+                ulong regionHandle = 0;
+                Hashtable requestData = (Hashtable)request.Params[0];
+                AgentCircuitData agentData = new AgentCircuitData();
+                if (requestData.ContainsKey("session_id"))
+                    agentData.SessionID = new UUID((string)requestData["session_id"]);
+                if (requestData.ContainsKey("secure_session_id"))
+                    agentData.SecureSessionID = new UUID((string)requestData["secure_session_id"]);
+                if (requestData.ContainsKey("firstname"))
+                    agentData.firstname = (string)requestData["firstname"];
+                if (requestData.ContainsKey("lastname"))
+                    agentData.lastname = (string)requestData["lastname"];
+                if (requestData.ContainsKey("agent_id"))
+                    agentData.AgentID = new UUID((string)requestData["agent_id"]);
+                if (requestData.ContainsKey("circuit_code"))
+                    agentData.circuitcode = Convert.ToUInt32(requestData["circuit_code"]);
+                if (requestData.ContainsKey("caps_path"))
+                    agentData.CapsPath = (string)requestData["caps_path"];
+                if (requestData.ContainsKey("regionhandle"))
+                    regionHandle = Convert.ToUInt64((string)requestData["regionhandle"]);
+                else
+                    m_log.Warn("[CLIENT]: request from login server did not contain regionhandle");
 
-                Hashtable respdata = new Hashtable();
-                respdata["success"] = "FALSE";
-                respdata["reason"] = "region login currently disabled";
-                resp.Value = respdata;
-            }
-            else
-            {
-                bool success = false;
-                string denyMess = "";
+                // Appearance
+                if (requestData.ContainsKey("appearance"))
+                    agentData.Appearance = new AvatarAppearance((Hashtable)requestData["appearance"]);
 
-                Scene scene;
-                if (TryGetRegion(regionHandle, out scene))
+                m_log.DebugFormat(
+                    "[CLIENT]: Told by user service to prepare for a connection from {0} {1} {2}, circuit {3}",
+                    agentData.firstname, agentData.lastname, agentData.AgentID, agentData.circuitcode);
+
+                if (requestData.ContainsKey("child_agent") && requestData["child_agent"].Equals("1"))
                 {
-                    if (scene.RegionInfo.EstateSettings.IsBanned(agentData.AgentID))
+                    //m_log.Debug("[CLIENT]: Child agent detected");
+                    agentData.child = true;
+                }
+                else
+                {
+                    //m_log.Debug("[CLIENT]: Main agent detected");
+                    agentData.startpos =
+                        new Vector3((float)Convert.ToDecimal((string)requestData["startpos_x"]),
+                                      (float)Convert.ToDecimal((string)requestData["startpos_y"]),
+                                      (float)Convert.ToDecimal((string)requestData["startpos_z"]));
+                    agentData.child = false;
+                }
+
+                if (!RegionLoginsEnabled)
+                {
+                    m_log.InfoFormat(
+                        "[CLIENT]: Denying access for user {0} {1} because region login is currently disabled",
+                        agentData.firstname, agentData.lastname);
+
+                    Hashtable respdata = new Hashtable();
+                    respdata["success"] = "FALSE";
+                    respdata["reason"] = "region login currently disabled";
+                    resp.Value = respdata;
+                }
+                else
+                {
+                    bool success = false;
+                    string denyMess = "";
+
+                    Scene scene;
+                    if (TryGetRegion(regionHandle, out scene))
                     {
-                        denyMess = "User is banned from this region";
-                        m_log.InfoFormat(
-                            "[CLIENT]: Denying access for user {0} {1} because user is banned",
-                            agentData.firstname, agentData.lastname);
-                    }
-                    else
-                    {
-                        string reason;
-                        if (scene.NewUserConnection(agentData, out reason))
+                        if (scene.RegionInfo.EstateSettings.IsBanned(agentData.AgentID))
                         {
-                            success = true;
+                            denyMess = "User is banned from this region";
+                            m_log.InfoFormat(
+                                "[CLIENT]: Denying access for user {0} {1} because user is banned",
+                                agentData.firstname, agentData.lastname);
                         }
                         else
                         {
-                            denyMess = String.Format("Login refused by region: {0}", reason);
-                            m_log.InfoFormat(
-                                "[CLIENT]: Denying access for user {0} {1} because user connection was refused by the region",
-                                agentData.firstname, agentData.lastname);
+                            string reason;
+                            if (scene.NewUserConnection(agentData, out reason))
+                            {
+                                success = true;
+                            }
+                            else
+                            {
+                                denyMess = String.Format("Login refused by region: {0}", reason);
+                                m_log.InfoFormat(
+                                    "[CLIENT]: Denying access for user {0} {1} because user connection was refused by the region",
+                                    agentData.firstname, agentData.lastname);
+                            }
                         }
+
+                    }
+                    else
+                    {
+                        denyMess = "Region not found";
                     }
 
+                    if (success)
+                    {
+                        Hashtable respdata = new Hashtable();
+                        respdata["success"] = "TRUE";
+                        resp.Value = respdata;
+                    }
+                    else
+                    {
+                        Hashtable respdata = new Hashtable();
+                        respdata["success"] = "FALSE";
+                        respdata["reason"] = denyMess;
+                        resp.Value = respdata;
+                    }
                 }
-                else
-                {
-                    denyMess = "Region not found";
-                }
-
-                if (success)
-                {
-                    Hashtable respdata = new Hashtable();
-                    respdata["success"] = "TRUE";
-                    resp.Value = respdata;
-                }
-                else
-                {
-                    Hashtable respdata = new Hashtable();
-                    respdata["success"] = "FALSE";
-                    respdata["reason"] = denyMess;
-                    resp.Value = respdata;
-                }
+            }
+            catch (Exception e)
+            {
+                m_log.WarnFormat("[CLIENT]: Unable to receive user. Reason: {0}", e);
+                Hashtable respdata = new Hashtable();
+                respdata["success"] = "FALSE";
+                respdata["reason"] = "Exception occurred";
+                resp.Value = respdata;
             }
 
             return resp;

OpenSim/Client/MXP/ClientStack/MXPClientView.cs

@@ -886,7 +886,7 @@ namespace OpenSim.Client.MXP.ClientStack
             chatActionEvent.ActionFragment.SourceObjectId = fromAgentID.Guid;
             chatActionEvent.ActionFragment.ObservationRadius = 180.0f;
             chatActionEvent.ActionFragment.ExtensionDialect = "TEXT";
-            chatActionEvent.SetPayloadData(Encoding.UTF8.GetBytes(message));
+            chatActionEvent.SetPayloadData(Util.UTF8.GetBytes(message));
 
             Session.Send(chatActionEvent);
         }

OpenSim/Client/VWoHTTP/ClientStack/VWHClientView.cs

@@ -95,16 +95,15 @@ namespace OpenSim.Client.VWoHTTP.ClientStack
 
             ManagedImage tmp;
             Image imgData;
+            byte[] jpegdata;
 
             OpenJPEG.DecodeToImage(asset.Data, out tmp, out imgData);
-            
-            MemoryStream ms = new MemoryStream();
 
-            imgData.Save(ms, ImageFormat.Jpeg);
-
-            byte[] jpegdata = ms.GetBuffer();
-
-            ms.Close();
+            using (MemoryStream ms = new MemoryStream())
+            {
+                imgData.Save(ms, ImageFormat.Jpeg);
+                jpegdata = ms.GetBuffer();
+            }
 
             resp.ContentType = "image/jpeg";
             resp.ContentLength = jpegdata.Length;

OpenSim/Data/MSSQL/AutoClosingSqlCommand.cs

@@ -197,20 +197,11 @@ namespace OpenSim.Data.MSSQL
         public void Dispose()
         {
             SqlConnection conn = realCommand.Connection;
-            try
-            {
-                realCommand.Dispose();
-            }
+            try { realCommand.Dispose(); }
             finally
             {
-                try
-                {
-                    conn.Close();
-                }
-                finally
-                {
-                    conn.Dispose();
-                }
+                try { conn.Dispose(); }
+                finally { }
             }
         }
 

OpenSim/Data/MSSQL/MSSQLInventoryData.cs

@@ -348,8 +348,6 @@ namespace OpenSim.Data.MSSQL
                 //Delete the actual row
                 DeleteOneFolder(folderID, connection);
                 DeleteItemsInFolder(folderID, connection);
-
-                connection.Close();
             }
         }
 

OpenSim/Data/MSSQL/MSSQLManager.cs

@@ -340,8 +340,6 @@ namespace OpenSim.Data.MSSQL
                 MSSQLMigration migration = new MSSQLMigration(connection, assem, migrationStore);
 
                 migration.Update();
-
-                connection.Close();
             }
         }
 
@@ -385,9 +383,7 @@ namespace OpenSim.Data.MSSQL
                         m_log.Error(e.ToString());
                     }
                 }
-                tables.Close();
             }
-
         }
 
         /// <summary>

OpenSim/Data/MSSQL/MSSQLMigration.cs

@@ -56,7 +56,6 @@ namespace OpenSim.Data.MSSQL
                         {
                             version = Convert.ToInt32(reader["version"]);
                         }
-                        reader.Close();
                     }
                 }
                 catch

OpenSim/Data/Migration.cs

@@ -131,25 +131,26 @@ namespace OpenSim.Data
             m_log.InfoFormat("[MIGRATIONS] Upgrading {0} to latest revision.", _type);
             m_log.Info("[MIGRATIONS] NOTE: this may take a while, don't interupt this process!");
 
-            DbCommand cmd = _conn.CreateCommand();
-            foreach (KeyValuePair<int, string> kvp in migrations)
+            using (DbCommand cmd = _conn.CreateCommand())
             {
-                int newversion = kvp.Key;
-                cmd.CommandText = kvp.Value;
-                // we need to up the command timeout to infinite as we might be doing long migrations.
-                cmd.CommandTimeout = 0;
-                cmd.ExecuteNonQuery();
+                foreach (KeyValuePair<int, string> kvp in migrations)
+                {
+                    int newversion = kvp.Key;
+                    cmd.CommandText = kvp.Value;
+                    // we need to up the command timeout to infinite as we might be doing long migrations.
+                    cmd.CommandTimeout = 0;
+                    cmd.ExecuteNonQuery();
 
-                if (version == 0)
-                {
-                    InsertVersion(_type, newversion);
+                    if (version == 0)
+                    {
+                        InsertVersion(_type, newversion);
+                    }
+                    else
+                    {
+                        UpdateVersion(_type, newversion);
+                    }
+                    version = newversion;
                 }
-                else
-                {
-                    UpdateVersion(_type, newversion);
-                }
-                version = newversion;
-                cmd.Dispose();
             }
         }
 
@@ -189,43 +190,45 @@ namespace OpenSim.Data
         protected virtual int FindVersion(DbConnection conn, string type)
         {
             int version = 0;
-            DbCommand cmd = conn.CreateCommand();
-            try
+
+            using (DbCommand cmd = conn.CreateCommand())
             {
-                cmd.CommandText = "select version from migrations where name='" + type +"' order by version desc";
-                using (IDataReader reader = cmd.ExecuteReader())
+                try
                 {
-                    if (reader.Read())
+                    cmd.CommandText = "select version from migrations where name='" + type + "' order by version desc";
+                    using (IDataReader reader = cmd.ExecuteReader())
                     {
-                        version = Convert.ToInt32(reader["version"]);
+                        if (reader.Read())
+                            version = Convert.ToInt32(reader["version"]);
                     }
-                    reader.Close();
+                }
+                catch
+                {
+                    // Something went wrong, so we're version 0
                 }
             }
-            catch
-            {
-                // Something went wrong, so we're version 0
-            }
-            cmd.Dispose();
+
             return version;
         }
 
         private void InsertVersion(string type, int version)
         {
-            DbCommand cmd = _conn.CreateCommand();
-            cmd.CommandText = "insert into migrations(name, version) values('" + type + "', " + version + ")";
-            m_log.InfoFormat("[MIGRATIONS]: Creating {0} at version {1}", type, version);
-            cmd.ExecuteNonQuery();
-            cmd.Dispose();
+            using (DbCommand cmd = _conn.CreateCommand())
+            {
+                cmd.CommandText = "insert into migrations(name, version) values('" + type + "', " + version + ")";
+                m_log.InfoFormat("[MIGRATIONS]: Creating {0} at version {1}", type, version);
+                cmd.ExecuteNonQuery();
+            }
         }
 
         private void UpdateVersion(string type, int version)
         {
-            DbCommand cmd = _conn.CreateCommand();
-            cmd.CommandText = "update migrations set version=" + version + " where name='" + type + "'";
-            m_log.InfoFormat("[MIGRATIONS]: Updating {0} to version {1}", type, version);
-            cmd.ExecuteNonQuery();
-            cmd.Dispose();
+            using (DbCommand cmd = _conn.CreateCommand())
+            {
+                cmd.CommandText = "update migrations set version=" + version + " where name='" + type + "'";
+                m_log.InfoFormat("[MIGRATIONS]: Updating {0} to version {1}", type, version);
+                cmd.ExecuteNonQuery();
+            }
         }
 
         // private SortedList<int, string> GetAllMigrations()

OpenSim/Data/MySQL/MySQLAssetData.cs

@@ -142,46 +142,45 @@ namespace OpenSim.Data.MySQL
             {
                 _dbConnection.CheckConnection();
 
-                MySqlCommand cmd =
-                    new MySqlCommand(
-                        "SELECT name, description, assetType, local, temporary, data FROM assets WHERE id=?id",
-                        _dbConnection.Connection);
-                cmd.Parameters.AddWithValue("?id", assetID.ToString());
+                using (MySqlCommand cmd = new MySqlCommand(
+                    "SELECT name, description, assetType, local, temporary, data FROM assets WHERE id=?id",
+                    _dbConnection.Connection))
+                {
+                    cmd.Parameters.AddWithValue("?id", assetID.ToString());
 
-                try
-                {
-                    using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
+                    try
                     {
-                        if (dbReader.Read())
+                        using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
                         {
-                            asset = new AssetBase();
-                            asset.Data = (byte[]) dbReader["data"];
-                            asset.Description = (string) dbReader["description"];
-                            asset.FullID = assetID;
-                            try
+                            if (dbReader.Read())
                             {
-                                asset.Local = (bool)dbReader["local"];
+                                asset = new AssetBase();
+                                asset.Data = (byte[])dbReader["data"];
+                                asset.Description = (string)dbReader["description"];
+                                asset.FullID = assetID;
+
+                                string local = dbReader["local"].ToString();
+                                if (local.Equals("1") || local.Equals("true", StringComparison.InvariantCultureIgnoreCase))
+                                    asset.Local = true;
+                                else
+                                    asset.Local = false;
+
+                                asset.Name = (string)dbReader["name"];
+                                asset.Type = (sbyte)dbReader["assetType"];
+                                asset.Temporary = Convert.ToBoolean(dbReader["temporary"]);
                             }
-                            catch (InvalidCastException)
-                            {
-                                asset.Local = false;
-                            }
-                            asset.Name = (string) dbReader["name"];
-                            asset.Type = (sbyte) dbReader["assetType"];
-                            asset.Temporary = Convert.ToBoolean(dbReader["temporary"]);
                         }
-                        dbReader.Close();
-                        cmd.Dispose();
+
+                        if (asset != null)
+                            UpdateAccessTime(asset);
+                    }
+                    catch (Exception e)
+                    {
+                        m_log.ErrorFormat(
+                            "[ASSETS DB]: MySql failure fetching asset {0}" + Environment.NewLine + e.ToString()
+                            + Environment.NewLine + "Reconnecting", assetID);
+                        _dbConnection.Reconnect();
                     }
-                    if (asset != null)
-                        UpdateAccessTime(asset);
-                }
-                catch (Exception e)
-                {
-                    m_log.ErrorFormat(
-                        "[ASSETS DB]: MySql failure fetching asset {0}" + Environment.NewLine + e.ToString()
-                        + Environment.NewLine + "Reconnecting", assetID);
-                    _dbConnection.Reconnect();
                 }
             }
             return asset;
@@ -297,32 +296,27 @@ namespace OpenSim.Data.MySQL
             {
                 _dbConnection.CheckConnection();
 
-                MySqlCommand cmd =
-                    new MySqlCommand(
-                        "SELECT id FROM assets WHERE id=?id",
-                        _dbConnection.Connection);
-
-                cmd.Parameters.AddWithValue("?id", uuid.ToString());
-
-                try
+                using (MySqlCommand cmd = new MySqlCommand(
+                    "SELECT id FROM assets WHERE id=?id",
+                    _dbConnection.Connection))
                 {
-                    using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
+                    cmd.Parameters.AddWithValue("?id", uuid.ToString());
+
+                    try
                     {
-                        if (dbReader.Read())
+                        using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
                         {
-                            assetExists = true;
+                            if (dbReader.Read())
+                                assetExists = true;
                         }
-
-                        dbReader.Close();
-                        cmd.Dispose();
                     }
-                }
-                catch (Exception e)
-                {
-                    m_log.ErrorFormat(
-                        "[ASSETS DB]: MySql failure fetching asset {0}" + Environment.NewLine + e.ToString()
-                        + Environment.NewLine + "Attempting reconnection", uuid);
-                    _dbConnection.Reconnect();
+                    catch (Exception e)
+                    {
+                        m_log.ErrorFormat(
+                            "[ASSETS DB]: MySql failure fetching asset {0}" + Environment.NewLine + e.ToString()
+                            + Environment.NewLine + "Attempting reconnection", uuid);
+                        _dbConnection.Reconnect();
+                    }
                 }
             }
 

OpenSim/Data/MySQL/MySQLAuthenticationData.cs

@@ -55,44 +55,38 @@ namespace OpenSim.Data.MySQL
             AuthenticationData ret = new AuthenticationData();
             ret.Data = new Dictionary<string, object>();
 
-            MySqlCommand cmd = new MySqlCommand(
-                "select * from `"+m_Realm+"` where UUID = ?principalID"
-            );
-
-            cmd.Parameters.AddWithValue("?principalID", principalID.ToString());
-
-            IDataReader result = ExecuteReader(cmd);
-
-            if (result.Read())
+            using (MySqlCommand cmd = new MySqlCommand("select * from `" + m_Realm + "` where UUID = ?principalID"))
             {
-                ret.PrincipalID = principalID;
+                cmd.Parameters.AddWithValue("?principalID", principalID.ToString());
 
-                if (m_ColumnNames == null)
+                using (IDataReader result = ExecuteReader(cmd))
                 {
-                    m_ColumnNames = new List<string>();
+                    if (result.Read())
+                    {
+                        ret.PrincipalID = principalID;
 
-                    DataTable schemaTable = result.GetSchemaTable();
-                    foreach (DataRow row in schemaTable.Rows)
-                        m_ColumnNames.Add(row["ColumnName"].ToString());
+                        if (m_ColumnNames == null)
+                        {
+                            m_ColumnNames = new List<string>();
+
+                            DataTable schemaTable = result.GetSchemaTable();
+                            foreach (DataRow row in schemaTable.Rows)
+                                m_ColumnNames.Add(row["ColumnName"].ToString());
+                        }
+
+                        foreach (string s in m_ColumnNames)
+                        {
+                            if (s == "UUID")
+                                continue;
+
+                            ret.Data[s] = result[s].ToString();
+                        }
+
+                        return ret;
+                    }
                 }
-
-                foreach (string s in m_ColumnNames)
-                {
-                    if (s == "UUID")
-                        continue;
-
-                    ret.Data[s] = result[s].ToString();
-                }
-
-                result.Close();
-                CloseReaderCommand(cmd);
-
-                return ret;
             }
 
-            result.Close();
-            CloseReaderCommand(cmd);
-
             return null;
         }
 

OpenSim/Data/MySQL/MySQLEstateData.cs

@@ -95,21 +95,17 @@ namespace OpenSim.Data.MySQL
 
         protected void GetWaitTimeout()
         {
-            MySqlCommand cmd = new MySqlCommand(m_waitTimeoutSelect,
-                    m_connection);
-
-            using (MySqlDataReader dbReader =
-                    cmd.ExecuteReader(CommandBehavior.SingleRow))
+            using (MySqlCommand cmd = new MySqlCommand(m_waitTimeoutSelect, m_connection))
             {
-                if (dbReader.Read())
+                using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
                 {
-                    m_waitTimeout
-                        = Convert.ToInt32(dbReader["@@wait_timeout"]) *
-                        TimeSpan.TicksPerSecond + m_waitTimeoutLeeway;
+                    if (dbReader.Read())
+                    {
+                        m_waitTimeout
+                            = Convert.ToInt32(dbReader["@@wait_timeout"]) *
+                            TimeSpan.TicksPerSecond + m_waitTimeoutLeeway;
+                    }
                 }
-
-                dbReader.Close();
-                cmd.Dispose();
             }
 
             m_lastConnectionUse = DateTime.Now.Ticks;
@@ -147,53 +143,122 @@ namespace OpenSim.Data.MySQL
 
             CheckConnection();
 
-            MySqlCommand cmd = m_connection.CreateCommand();
+            bool migration = true;
 
-            cmd.CommandText = sql;
-            cmd.Parameters.AddWithValue("?RegionID", regionID.ToString());
-
-            IDataReader r = cmd.ExecuteReader();
-
-            if (r.Read())
+            using (MySqlCommand cmd = m_connection.CreateCommand())
             {
-                foreach (string name in FieldList)
-                {
-                    if (m_FieldMap[name].GetValue(es) is bool)
-                    {
-                        int v = Convert.ToInt32(r[name]);
-                        if (v != 0)
-                            m_FieldMap[name].SetValue(es, true);
-                        else
-                            m_FieldMap[name].SetValue(es, false);
-                    }
-                    else if (m_FieldMap[name].GetValue(es) is UUID)
-                    {
-                        UUID uuid = UUID.Zero;
+                cmd.CommandText = sql;
+                cmd.Parameters.AddWithValue("?RegionID", regionID.ToString());
 
-                        UUID.TryParse(r[name].ToString(), out uuid);
-                        m_FieldMap[name].SetValue(es, uuid);
-                    }
-                    else
+                using (IDataReader r = cmd.ExecuteReader())
+                {
+                    if (r.Read())
                     {
-                        m_FieldMap[name].SetValue(es, r[name]);
+                        migration = false;
+
+                        foreach (string name in FieldList)
+                        {
+                            if (m_FieldMap[name].GetValue(es) is bool)
+                            {
+                                int v = Convert.ToInt32(r[name]);
+                                if (v != 0)
+                                    m_FieldMap[name].SetValue(es, true);
+                                else
+                                    m_FieldMap[name].SetValue(es, false);
+                            }
+                            else if (m_FieldMap[name].GetValue(es) is UUID)
+                            {
+                                UUID uuid = UUID.Zero;
+
+                                UUID.TryParse(r[name].ToString(), out uuid);
+                                m_FieldMap[name].SetValue(es, uuid);
+                            }
+                            else
+                            {
+                                m_FieldMap[name].SetValue(es, r[name]);
+                            }
+                        }
                     }
                 }
-                r.Close();
             }
-            else
+
+            if (migration)
             {
                 // Migration case
-                //
-                r.Close();
-
                 List<string> names = new List<string>(FieldList);
 
                 names.Remove("EstateID");
 
                 sql = "insert into estate_settings (" + String.Join(",", names.ToArray()) + ") values ( ?" + String.Join(", ?", names.ToArray()) + ")";
 
+                using (MySqlCommand cmd = m_connection.CreateCommand())
+                {
+                    cmd.CommandText = sql;
+                    cmd.Parameters.Clear();
+
+                    foreach (string name in FieldList)
+                    {
+                        if (m_FieldMap[name].GetValue(es) is bool)
+                        {
+                            if ((bool)m_FieldMap[name].GetValue(es))
+                                cmd.Parameters.AddWithValue("?" + name, "1");
+                            else
+                                cmd.Parameters.AddWithValue("?" + name, "0");
+                        }
+                        else
+                        {
+                            cmd.Parameters.AddWithValue("?" + name, m_FieldMap[name].GetValue(es).ToString());
+                        }
+                    }
+
+                    cmd.ExecuteNonQuery();
+
+                    cmd.CommandText = "select LAST_INSERT_ID() as id";
+                    cmd.Parameters.Clear();
+
+                    using (IDataReader r = cmd.ExecuteReader())
+                    {
+                        r.Read();
+                        es.EstateID = Convert.ToUInt32(r["id"]);
+                    }
+
+                    cmd.CommandText = "insert into estate_map values (?RegionID, ?EstateID)";
+                    cmd.Parameters.AddWithValue("?RegionID", regionID.ToString());
+                    cmd.Parameters.AddWithValue("?EstateID", es.EstateID.ToString());
+
+                    // This will throw on dupe key
+                    try { cmd.ExecuteNonQuery(); }
+                    catch (Exception) { }
+
+                    // Munge and transfer the ban list
+                    cmd.Parameters.Clear();
+                    cmd.CommandText = "insert into estateban select " + es.EstateID.ToString() + ", bannedUUID, bannedIp, bannedIpHostMask, '' from regionban where regionban.regionUUID = ?UUID";
+                    cmd.Parameters.AddWithValue("?UUID", regionID.ToString());
+
+                    try { cmd.ExecuteNonQuery(); }
+                    catch (Exception) { }
+
+                    es.Save();
+                }
+            }
+
+            LoadBanList(es);
+
+            es.EstateManagers = LoadUUIDList(es.EstateID, "estate_managers");
+            es.EstateAccess = LoadUUIDList(es.EstateID, "estate_users");
+            es.EstateGroups = LoadUUIDList(es.EstateID, "estate_groups");
+            return es;
+        }
+
+        public void StoreEstateSettings(EstateSettings es)
+        {
+            string sql = "replace into estate_settings (" + String.Join(",", FieldList) + ") values ( ?" + String.Join(", ?", FieldList) + ")";
+
+            CheckConnection();
+
+            using (MySqlCommand cmd = m_connection.CreateCommand())
+            {
                 cmd.CommandText = sql;
-                cmd.Parameters.Clear();
 
                 foreach (string name in FieldList)
                 {
@@ -211,83 +276,8 @@ namespace OpenSim.Data.MySQL
                 }
 
                 cmd.ExecuteNonQuery();
-
-                cmd.CommandText = "select LAST_INSERT_ID() as id";
-                cmd.Parameters.Clear();
-
-                r = cmd.ExecuteReader();
-
-                r.Read();
-
-                es.EstateID = Convert.ToUInt32(r["id"]);
-
-                r.Close();
-
-                cmd.CommandText = "insert into estate_map values (?RegionID, ?EstateID)";
-                cmd.Parameters.AddWithValue("?RegionID", regionID.ToString());
-                cmd.Parameters.AddWithValue("?EstateID", es.EstateID.ToString());
-
-                // This will throw on dupe key
-                try
-                {
-                    cmd.ExecuteNonQuery();
-                }
-                catch (Exception)
-                {
-                }
-
-                // Munge and transfer the ban list
-                //
-                cmd.Parameters.Clear();
-                cmd.CommandText = "insert into estateban select " + es.EstateID.ToString() + ", bannedUUID, bannedIp, bannedIpHostMask, '' from regionban where regionban.regionUUID = ?UUID";
-                cmd.Parameters.AddWithValue("?UUID", regionID.ToString());
-
-                try
-                {
-                    cmd.ExecuteNonQuery();
-                }
-                catch (Exception)
-                {
-                }
-
-                es.Save();
             }
 
-            LoadBanList(es);
-
-            es.EstateManagers = LoadUUIDList(es.EstateID, "estate_managers");
-            es.EstateAccess = LoadUUIDList(es.EstateID, "estate_users");
-            es.EstateGroups = LoadUUIDList(es.EstateID, "estate_groups");
-            return es;
-        }
-
-        public void StoreEstateSettings(EstateSettings es)
-        {
-            string sql = "replace into estate_settings (" + String.Join(",", FieldList) + ") values ( ?" + String.Join(", ?", FieldList) + ")";
-
-            CheckConnection();
-
-            MySqlCommand cmd = m_connection.CreateCommand();
-
-            cmd.CommandText = sql;
-
-            foreach (string name in FieldList)
-            {
-                if (m_FieldMap[name].GetValue(es) is bool)
-                {
-                    if ((bool)m_FieldMap[name].GetValue(es))
-                        cmd.Parameters.AddWithValue("?" + name, "1");
-                    else
-                        cmd.Parameters.AddWithValue("?" + name, "0");
-                }
-                else
-                {
-                    cmd.Parameters.AddWithValue("?" + name, m_FieldMap[name].GetValue(es).ToString());
-                }
-            }
-
-            cmd.ExecuteNonQuery();
-
             SaveBanList(es);
             SaveUUIDList(es.EstateID, "estate_managers", es.EstateManagers);
             SaveUUIDList(es.EstateID, "estate_users", es.EstateAccess);
@@ -300,50 +290,52 @@ namespace OpenSim.Data.MySQL
 
             CheckConnection();
 
-            MySqlCommand cmd = m_connection.CreateCommand();
-
-            cmd.CommandText = "select bannedUUID from estateban where EstateID = ?EstateID";
-            cmd.Parameters.AddWithValue("?EstateID", es.EstateID);
-
-            IDataReader r = cmd.ExecuteReader();
-
-            while (r.Read())
+            using (MySqlCommand cmd = m_connection.CreateCommand())
             {
-                EstateBan eb = new EstateBan();
+                cmd.CommandText = "select bannedUUID from estateban where EstateID = ?EstateID";
+                cmd.Parameters.AddWithValue("?EstateID", es.EstateID);
 
-                UUID uuid = new UUID();
-                UUID.TryParse(r["bannedUUID"].ToString(), out uuid);
+                using (IDataReader r = cmd.ExecuteReader())
+                {
+                    while (r.Read())
+                    {
+                        EstateBan eb = new EstateBan();
 
-                eb.BannedUserID = uuid;
-                eb.BannedHostAddress = "0.0.0.0";
-                eb.BannedHostIPMask = "0.0.0.0";
-                es.AddBan(eb);
+                        UUID uuid = new UUID();
+                        UUID.TryParse(r["bannedUUID"].ToString(), out uuid);
+
+                        eb.BannedUserID = uuid;
+                        eb.BannedHostAddress = "0.0.0.0";
+                        eb.BannedHostIPMask = "0.0.0.0";
+                        es.AddBan(eb);
+                    }
+                }
             }
-            r.Close();
         }
 
         private void SaveBanList(EstateSettings es)
         {
             CheckConnection();
 
-            MySqlCommand cmd = m_connection.CreateCommand();
-
-            cmd.CommandText = "delete from estateban where EstateID = ?EstateID";
-            cmd.Parameters.AddWithValue("?EstateID", es.EstateID.ToString());
-
-            cmd.ExecuteNonQuery();
-
-            cmd.Parameters.Clear();
-
-            cmd.CommandText = "insert into estateban (EstateID, bannedUUID, bannedIp, bannedIpHostMask, bannedNameMask) values ( ?EstateID, ?bannedUUID, '', '', '' )";
-
-            foreach (EstateBan b in es.EstateBans)
+            using (MySqlCommand cmd = m_connection.CreateCommand())
             {
+                cmd.CommandText = "delete from estateban where EstateID = ?EstateID";
                 cmd.Parameters.AddWithValue("?EstateID", es.EstateID.ToString());
-                cmd.Parameters.AddWithValue("?bannedUUID", b.BannedUserID.ToString());
 
                 cmd.ExecuteNonQuery();
+
                 cmd.Parameters.Clear();
+
+                cmd.CommandText = "insert into estateban (EstateID, bannedUUID, bannedIp, bannedIpHostMask, bannedNameMask) values ( ?EstateID, ?bannedUUID, '', '', '' )";
+
+                foreach (EstateBan b in es.EstateBans)
+                {
+                    cmd.Parameters.AddWithValue("?EstateID", es.EstateID.ToString());
+                    cmd.Parameters.AddWithValue("?bannedUUID", b.BannedUserID.ToString());
+
+                    cmd.ExecuteNonQuery();
+                    cmd.Parameters.Clear();
+                }
             }
         }
 
@@ -351,24 +343,25 @@ namespace OpenSim.Data.MySQL
         {
             CheckConnection();
 
-            MySqlCommand cmd = m_connection.CreateCommand();
-
-            cmd.CommandText = "delete from " + table + " where EstateID = ?EstateID";
-            cmd.Parameters.AddWithValue("?EstateID", EstateID.ToString());
-
-            cmd.ExecuteNonQuery();
-
-            cmd.Parameters.Clear();
-
-            cmd.CommandText = "insert into " + table + " (EstateID, uuid) values ( ?EstateID, ?uuid )";
-
-            foreach (UUID uuid in data)
+            using (MySqlCommand cmd = m_connection.CreateCommand())
             {
+                cmd.CommandText = "delete from " + table + " where EstateID = ?EstateID";
                 cmd.Parameters.AddWithValue("?EstateID", EstateID.ToString());
-                cmd.Parameters.AddWithValue("?uuid", uuid.ToString());
 
                 cmd.ExecuteNonQuery();
+
                 cmd.Parameters.Clear();
+
+                cmd.CommandText = "insert into " + table + " (EstateID, uuid) values ( ?EstateID, ?uuid )";
+
+                foreach (UUID uuid in data)
+                {
+                    cmd.Parameters.AddWithValue("?EstateID", EstateID.ToString());
+                    cmd.Parameters.AddWithValue("?uuid", uuid.ToString());
+
+                    cmd.ExecuteNonQuery();
+                    cmd.Parameters.Clear();
+                }
             }
         }
 
@@ -378,23 +371,24 @@ namespace OpenSim.Data.MySQL
 
             CheckConnection();
 
-            MySqlCommand cmd = m_connection.CreateCommand();
-
-            cmd.CommandText = "select uuid from " + table + " where EstateID = ?EstateID";
-            cmd.Parameters.AddWithValue("?EstateID", EstateID);
-
-            IDataReader r = cmd.ExecuteReader();
-
-            while (r.Read())
+            using (MySqlCommand cmd = m_connection.CreateCommand())
             {
-                // EstateBan eb = new EstateBan();
+                cmd.CommandText = "select uuid from " + table + " where EstateID = ?EstateID";
+                cmd.Parameters.AddWithValue("?EstateID", EstateID);
 
-                UUID uuid = new UUID();
-                UUID.TryParse(r["uuid"].ToString(), out uuid);
+                using (IDataReader r = cmd.ExecuteReader())
+                {
+                    while (r.Read())
+                    {
+                        // EstateBan eb = new EstateBan();
 
-                uuids.Add(uuid);
+                        UUID uuid = new UUID();
+                        UUID.TryParse(r["uuid"].ToString(), out uuid);
+
+                        uuids.Add(uuid);
+                    }
+                }
             }
-            r.Close();
 
             return uuids.ToArray();
         }

OpenSim/Data/MySQL/MySQLFramework.cs

@@ -40,6 +40,8 @@ namespace OpenSim.Data.MySQL
     /// </summary>
     public class MySqlFramework
     {
+        private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
+
         protected MySqlConnection m_Connection;
 
         protected MySqlFramework(string connectionString)
@@ -70,12 +72,11 @@ namespace OpenSim.Data.MySQL
                     }
                     catch (MySqlException e)
                     {
-Console.WriteLine(e.ToString());
+                        m_log.Error(e.Message, e);
                         if (errorSeen)
                             throw;
 
                         // This is "Server has gone away" and "Server lost"
-                        //
                         if (e.Number == 2006 || e.Number == 2013)
                         {
                             errorSeen = true;
@@ -94,7 +95,7 @@ Console.WriteLine(e.ToString());
                     }
                     catch (Exception e)
                     {
-Console.WriteLine(e.ToString());
+                        m_log.Error(e.Message, e);
                         return 0;
                     }
                 }
@@ -112,12 +113,5 @@ Console.WriteLine(e.ToString());
 
             return cmd.ExecuteReader();
         }
-
-        protected void CloseReaderCommand(MySqlCommand cmd)
-        {
-            cmd.Connection.Close();
-            cmd.Connection.Dispose();
-            cmd.Dispose();
-        }
     }
 }

OpenSim/Data/MySQL/MySQLGridData.cs

@@ -197,29 +197,27 @@ namespace OpenSim.Data.MySQL
                     param["?xmax"] = xmax.ToString();
                     param["?ymax"] = ymax.ToString();
 
-                    IDbCommand result =
-                        dbm.Manager.Query(
+                    using (IDbCommand result = dbm.Manager.Query(
                             "SELECT * FROM regions WHERE locX >= ?xmin AND locX <= ?xmax AND locY >= ?ymin AND locY <= ?ymax",
-                            param);
-                    IDataReader reader = result.ExecuteReader();
-
-                    RegionProfileData row;
-
-                    List<RegionProfileData> rows = new List<RegionProfileData>();
-
-                    while ((row = dbm.Manager.readSimRow(reader)) != null)
+                            param))
                     {
-                        rows.Add(row);
-                    }
-                    reader.Close();
-                    result.Dispose();
+                        using (IDataReader reader = result.ExecuteReader())
+                        {
+                            RegionProfileData row;
 
-                    return rows.ToArray();
+                            List<RegionProfileData> rows = new List<RegionProfileData>();
+
+                            while ((row = dbm.Manager.readSimRow(reader)) != null)
+                                rows.Add(row);
+
+                            return rows.ToArray();
+                        }
+                    }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
             finally
@@ -243,29 +241,27 @@ namespace OpenSim.Data.MySQL
                 Dictionary<string, object> param = new Dictionary<string, object>();
                 param["?name"] = namePrefix + "%";
 
-                IDbCommand result =
-                    dbm.Manager.Query(
-                        "SELECT * FROM regions WHERE regionName LIKE ?name",
-                        param);
-                IDataReader reader = result.ExecuteReader();
-
-                RegionProfileData row;
-
-                List<RegionProfileData> rows = new List<RegionProfileData>();
-
-                while (rows.Count < maxNum && (row = dbm.Manager.readSimRow(reader)) != null)
+                using (IDbCommand result = dbm.Manager.Query(
+                    "SELECT * FROM regions WHERE regionName LIKE ?name",
+                    param))
                 {
-                    rows.Add(row);
-                }
-                reader.Close();
-                result.Dispose();
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        RegionProfileData row;
 
-                return rows;
+                        List<RegionProfileData> rows = new List<RegionProfileData>();
+
+                        while (rows.Count < maxNum && (row = dbm.Manager.readSimRow(reader)) != null)
+                            rows.Add(row);
+
+                        return rows;
+                    }
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
             finally
@@ -286,21 +282,21 @@ namespace OpenSim.Data.MySQL
             try
             {
                 Dictionary<string, object> param = new Dictionary<string, object>();
-                    param["?handle"] = handle.ToString();
+                param["?handle"] = handle.ToString();
 
-                    IDbCommand result = dbm.Manager.Query("SELECT * FROM regions WHERE regionHandle = ?handle", param);
-                    IDataReader reader = result.ExecuteReader();
-
-                    RegionProfileData row = dbm.Manager.readSimRow(reader);
-                    reader.Close();
-                    result.Dispose();
-
-                    return row;
+                using (IDbCommand result = dbm.Manager.Query("SELECT * FROM regions WHERE regionHandle = ?handle", param))
+                {
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        RegionProfileData row = dbm.Manager.readSimRow(reader);
+                        return row;
+                    }
                 }
+            }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
             finally
@@ -321,23 +317,24 @@ namespace OpenSim.Data.MySQL
             try
             {
                 Dictionary<string, object> param = new Dictionary<string, object>();
-                    param["?uuid"] = uuid.ToString();
+                param["?uuid"] = uuid.ToString();
 
-                    IDbCommand result = dbm.Manager.Query("SELECT * FROM regions WHERE uuid = ?uuid", param);
-                    IDataReader reader = result.ExecuteReader();
-
-                    RegionProfileData row = dbm.Manager.readSimRow(reader);
-                    reader.Close();
-                    result.Dispose();
-
-                    return row;
+                using (IDbCommand result = dbm.Manager.Query("SELECT * FROM regions WHERE uuid = ?uuid", param))
+                {
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        RegionProfileData row = dbm.Manager.readSimRow(reader);
+                        return row;
+                    }
                 }
+            }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
-            } finally
+            }
+            finally
             {
                 dbm.Release();
             }
@@ -359,22 +356,21 @@ namespace OpenSim.Data.MySQL
                     // Add % because this is a like query.
                     param["?regionName"] = regionName + "%";
                     // Order by statement will return shorter matches first.  Only returns one record or no record.
-                    IDbCommand result =
-                        dbm.Manager.Query(
-                            "SELECT * FROM regions WHERE regionName like ?regionName order by LENGTH(regionName) asc LIMIT 1",
-                            param);
-                    IDataReader reader = result.ExecuteReader();
-
-                    RegionProfileData row = dbm.Manager.readSimRow(reader);
-                    reader.Close();
-                    result.Dispose();
-
-                    return row;
+                    using (IDbCommand result = dbm.Manager.Query(
+                        "SELECT * FROM regions WHERE regionName like ?regionName order by LENGTH(regionName) asc LIMIT 1",
+                        param))
+                    {
+                        using (IDataReader reader = result.ExecuteReader())
+                        {
+                            RegionProfileData row = dbm.Manager.readSimRow(reader);
+                            return row;
+                        }
+                    }
                 }
                 catch (Exception e)
                 {
                     dbm.Manager.Reconnect();
-                    m_log.Error(e.ToString());
+                    m_log.Error(e.Message, e);
                     return null;
                 }
                 finally
@@ -382,6 +378,7 @@ namespace OpenSim.Data.MySQL
                     dbm.Release();
                 }
             }
+
             m_log.Error("[GRID DB]: Searched for a Region Name shorter then 3 characters");
             return null;
         }
@@ -394,12 +391,12 @@ namespace OpenSim.Data.MySQL
         override public DataResponse StoreProfile(RegionProfileData profile)
         {
             MySQLSuperManager dbm = GetLockedConnection();
-            try {
+            try
+            {
                 if (dbm.Manager.insertRegion(profile))
-                {
                     return DataResponse.RESPONSE_OK;
-                }
-                return DataResponse.RESPONSE_ERROR;
+                else
+                   return DataResponse.RESPONSE_ERROR;
             }
             finally
             {
@@ -417,14 +414,14 @@ namespace OpenSim.Data.MySQL
         {
             MySQLSuperManager dbm = GetLockedConnection();
 
-
-            try {
+            try
+            {
                 if (dbm.Manager.deleteRegion(uuid))
-                {
                     return DataResponse.RESPONSE_OK;
-                }
-                return DataResponse.RESPONSE_ERROR;
-            } finally
+                else
+                    return DataResponse.RESPONSE_ERROR;
+            }
+            finally
             {
                 dbm.Release();
             }
@@ -482,26 +479,26 @@ namespace OpenSim.Data.MySQL
             try
             {
                 Dictionary<string, object> param = new Dictionary<string, object>();
-                    param["?x"] = x.ToString();
-                    param["?y"] = y.ToString();
-                    IDbCommand result =
-                        dbm.Manager.Query(
-                            "SELECT * FROM reservations WHERE resXMin <= ?x AND resXMax >= ?x AND resYMin <= ?y AND resYMax >= ?y",
-                            param);
-                    IDataReader reader = result.ExecuteReader();
-
-                    ReservationData row = dbm.Manager.readReservationRow(reader);
-                    reader.Close();
-                    result.Dispose();
-
-                    return row;
+                param["?x"] = x.ToString();
+                param["?y"] = y.ToString();
+                using (IDbCommand result = dbm.Manager.Query(
+                    "SELECT * FROM reservations WHERE resXMin <= ?x AND resXMax >= ?x AND resYMin <= ?y AND resYMax >= ?y",
+                    param))
+                {
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        ReservationData row = dbm.Manager.readReservationRow(reader);
+                        return row;
+                    }
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
-            } finally
+            }
+            finally
             {
                 dbm.Release();
             }

OpenSim/Data/MySQL/MySQLInventoryData.cs

@@ -135,30 +135,30 @@ namespace OpenSim.Data.MySQL
 
                     database.CheckConnection();
 
-                    MySqlCommand result =
-                        new MySqlCommand("SELECT * FROM inventoryitems WHERE parentFolderID = ?uuid",
-                                         database.Connection);
-                    result.Parameters.AddWithValue("?uuid", folderID.ToString());
-                    MySqlDataReader reader = result.ExecuteReader();
-
-                    while (reader.Read()) 
+                    using (MySqlCommand result = new MySqlCommand("SELECT * FROM inventoryitems WHERE parentFolderID = ?uuid",
+                        database.Connection))
                     {
-                        // A null item (because something went wrong) breaks everything in the folder
-                        InventoryItemBase item = readInventoryItem(reader);
-                        if (item != null)
-                            items.Add(item);
+                        result.Parameters.AddWithValue("?uuid", folderID.ToString());
+
+                        using (MySqlDataReader reader = result.ExecuteReader())
+                        {
+                            while (reader.Read())
+                            {
+                                // A null item (because something went wrong) breaks everything in the folder
+                                InventoryItemBase item = readInventoryItem(reader);
+                                if (item != null)
+                                    items.Add(item);
+                            }
+
+                            return items;
+                        }
                     }
-
-                    reader.Close();
-                    result.Dispose();
-
-                    return items;
                 }
             }
             catch (Exception e)
             {
                 database.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
         }
@@ -176,29 +176,28 @@ namespace OpenSim.Data.MySQL
                 {
                     database.CheckConnection();
 
-                    MySqlCommand result =
-                        new MySqlCommand(
-                            "SELECT * FROM inventoryfolders WHERE parentFolderID = ?zero AND agentID = ?uuid",
-                            database.Connection);
-                    result.Parameters.AddWithValue("?uuid", user.ToString());
-                    result.Parameters.AddWithValue("?zero", UUID.Zero.ToString());
-                    MySqlDataReader reader = result.ExecuteReader();
+                    using (MySqlCommand result = new MySqlCommand(
+                        "SELECT * FROM inventoryfolders WHERE parentFolderID = ?zero AND agentID = ?uuid",
+                        database.Connection))
+                    {
+                        result.Parameters.AddWithValue("?uuid", user.ToString());
+                        result.Parameters.AddWithValue("?zero", UUID.Zero.ToString());
 
-                    List<InventoryFolderBase> items = new List<InventoryFolderBase>();
-                    while (reader.Read())
-                        items.Add(readInventoryFolder(reader));
+                        using (MySqlDataReader reader = result.ExecuteReader())
+                        {
+                            List<InventoryFolderBase> items = new List<InventoryFolderBase>();
+                            while (reader.Read())
+                                items.Add(readInventoryFolder(reader));
 
-
-                    reader.Close();
-                    result.Dispose();
-
-                    return items;
+                            return items;
+                        }
+                    }
                 }
             }
             catch (Exception e)
             {
                 database.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
         }
@@ -217,41 +216,38 @@ namespace OpenSim.Data.MySQL
                 {
                     database.CheckConnection();
 
-                    MySqlCommand result =
-                        new MySqlCommand(
-                            "SELECT * FROM inventoryfolders WHERE parentFolderID = ?zero AND agentID = ?uuid",
-                            database.Connection);
-                    result.Parameters.AddWithValue("?uuid", user.ToString());
-                    result.Parameters.AddWithValue("?zero", UUID.Zero.ToString());
-
-                    MySqlDataReader reader = result.ExecuteReader();
-
-                    List<InventoryFolderBase> items = new List<InventoryFolderBase>();
-                    while (reader.Read())
-                        items.Add(readInventoryFolder(reader));
-
-                    InventoryFolderBase rootFolder = null;
-
-                    // There should only ever be one root folder for a user.  However, if there's more
-                    // than one we'll simply use the first one rather than failing.  It would be even
-                    // nicer to print some message to this effect, but this feels like it's too low a
-                    // to put such a message out, and it's too minor right now to spare the time to
-                    // suitably refactor.
-                    if (items.Count > 0)
+                    using (MySqlCommand result = new MySqlCommand(
+                        "SELECT * FROM inventoryfolders WHERE parentFolderID = ?zero AND agentID = ?uuid",
+                        database.Connection))
                     {
-                        rootFolder = items[0];
+                        result.Parameters.AddWithValue("?uuid", user.ToString());
+                        result.Parameters.AddWithValue("?zero", UUID.Zero.ToString());
+
+                        using (MySqlDataReader reader = result.ExecuteReader())
+                        {
+                            List<InventoryFolderBase> items = new List<InventoryFolderBase>();
+                            while (reader.Read())
+                                items.Add(readInventoryFolder(reader));
+
+                            InventoryFolderBase rootFolder = null;
+
+                            // There should only ever be one root folder for a user.  However, if there's more
+                            // than one we'll simply use the first one rather than failing.  It would be even
+                            // nicer to print some message to this effect, but this feels like it's too low a
+                            // to put such a message out, and it's too minor right now to spare the time to
+                            // suitably refactor.
+                            if (items.Count > 0)
+                                rootFolder = items[0];
+
+                            return rootFolder;
+                        }
                     }
-
-                    reader.Close();
-                    result.Dispose();
-
-                    return rootFolder;
                 }
             }
             catch (Exception e)
             {
                 database.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
         }
@@ -271,27 +267,26 @@ namespace OpenSim.Data.MySQL
                 {
                     database.CheckConnection();
 
-                    MySqlCommand result =
-                        new MySqlCommand("SELECT * FROM inventoryfolders WHERE parentFolderID = ?uuid",
-                                         database.Connection);
-                    result.Parameters.AddWithValue("?uuid", parentID.ToString());
-                    MySqlDataReader reader = result.ExecuteReader();
+                    using (MySqlCommand result = new MySqlCommand("SELECT * FROM inventoryfolders WHERE parentFolderID = ?uuid",
+                        database.Connection))
+                    {
+                        result.Parameters.AddWithValue("?uuid", parentID.ToString());
+                        using (MySqlDataReader reader = result.ExecuteReader())
+                        {
+                            List<InventoryFolderBase> items = new List<InventoryFolderBase>();
 
-                    List<InventoryFolderBase> items = new List<InventoryFolderBase>();
+                            while (reader.Read())
+                                items.Add(readInventoryFolder(reader));
 
-                    while (reader.Read())
-                        items.Add(readInventoryFolder(reader));
-
-                    reader.Close();
-                    result.Dispose();
-
-                    return items;
+                            return items;
+                        }
+                    }
                 }
             }
             catch (Exception e)
             {
                 database.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
         }
@@ -370,25 +365,25 @@ namespace OpenSim.Data.MySQL
                 {
                     database.CheckConnection();
 
-                    MySqlCommand result =
-                        new MySqlCommand("SELECT * FROM inventoryitems WHERE inventoryID = ?uuid", database.Connection);
-                    result.Parameters.AddWithValue("?uuid", itemID.ToString());
-                    MySqlDataReader reader = result.ExecuteReader();
+                    using (MySqlCommand result = new MySqlCommand("SELECT * FROM inventoryitems WHERE inventoryID = ?uuid", database.Connection))
+                    {
+                        result.Parameters.AddWithValue("?uuid", itemID.ToString());
 
-                    InventoryItemBase item = null;
-                    if (reader.Read())
-                        item = readInventoryItem(reader);
+                        using (MySqlDataReader reader = result.ExecuteReader())
+                        {
+                            InventoryItemBase item = null;
+                            if (reader.Read())
+                                item = readInventoryItem(reader);
 
-                    reader.Close();
-                    result.Dispose();
-
-                    return item;
+                            return item;
+                        }
+                    }
                 }
             }
             catch (Exception e)
             {
                 database.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
             }
             return null;
         }
@@ -413,7 +408,7 @@ namespace OpenSim.Data.MySQL
             }
             catch (Exception e)
             {
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
             }
 
             return null;
@@ -433,24 +428,25 @@ namespace OpenSim.Data.MySQL
                 {
                     database.CheckConnection();
 
-                    MySqlCommand result =
-                        new MySqlCommand("SELECT * FROM inventoryfolders WHERE folderID = ?uuid", database.Connection);
-                    result.Parameters.AddWithValue("?uuid", folderID.ToString());
-                    MySqlDataReader reader = result.ExecuteReader();
+                    using (MySqlCommand result = new MySqlCommand("SELECT * FROM inventoryfolders WHERE folderID = ?uuid", database.Connection))
+                    {
+                        result.Parameters.AddWithValue("?uuid", folderID.ToString());
 
-                    InventoryFolderBase folder = null;
-                    if (reader.Read())
-                         folder = readInventoryFolder(reader);
-                    reader.Close();
-                    result.Dispose();
+                        using (MySqlDataReader reader = result.ExecuteReader())
+                        {
+                            InventoryFolderBase folder = null;
+                            if (reader.Read())
+                                folder = readInventoryFolder(reader);
 
-                    return folder;
+                            return folder;
+                        }
+                    }
                 }
             }
             catch (Exception e)
             {
                 database.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
         }
@@ -698,69 +694,73 @@ namespace OpenSim.Data.MySQL
             try
             {
                 List<InventoryFolderBase> folders = new List<InventoryFolderBase>();
-                Dictionary<UUID, List<InventoryFolderBase>> hashtable
-                    = new Dictionary<UUID, List<InventoryFolderBase>>(); ;
+                Dictionary<UUID, List<InventoryFolderBase>> hashtable = new Dictionary<UUID, List<InventoryFolderBase>>(); ;
                 List<InventoryFolderBase> parentFolder = new List<InventoryFolderBase>();
+                bool buildResultsFromHashTable = false;
+
                 lock (database)
                 {
-                    MySqlCommand result;
-                    MySqlDataReader reader;
-                    bool buildResultsFromHashTable = false;
-
                     database.CheckConnection();
 
                     /* Fetch the parent folder from the database to determine the agent ID, and if
                      * we're querying the root of the inventory folder tree */
-                    result = new MySqlCommand("SELECT * FROM inventoryfolders WHERE folderID = ?uuid",
-                                              database.Connection);
-                    result.Parameters.AddWithValue("?uuid", parentID.ToString());
-                    reader = result.ExecuteReader();
-                    while (reader.Read())          // Should be at most 1 result
-                        parentFolder.Add(readInventoryFolder(reader));
-                    reader.Close();
-                    result.Dispose();
+                    using (MySqlCommand result = new MySqlCommand("SELECT * FROM inventoryfolders WHERE folderID = ?uuid", database.Connection))
+                    {
+                        result.Parameters.AddWithValue("?uuid", parentID.ToString());
+
+                        using (MySqlDataReader reader = result.ExecuteReader())
+                        {
+                            // Should be at most 1 result
+                            while (reader.Read())
+                                parentFolder.Add(readInventoryFolder(reader));
+                        }
+                    }
 
                     if (parentFolder.Count >= 1)   // No result means parent folder does not exist
                     {
                         if (parentFolder[0].ParentID == UUID.Zero) // We are querying the root folder
                         {
                             /* Get all of the agent's folders from the database, put them in a list and return it */
-                            result = new MySqlCommand("SELECT * FROM inventoryfolders WHERE agentID = ?uuid",
-                                                      database.Connection);
-                            result.Parameters.AddWithValue("?uuid", parentFolder[0].Owner.ToString());
-                            reader = result.ExecuteReader();
-                            while (reader.Read())
+                            using (MySqlCommand result = new MySqlCommand("SELECT * FROM inventoryfolders WHERE agentID = ?uuid", database.Connection))
                             {
-                                InventoryFolderBase curFolder = readInventoryFolder(reader);
-                                if (curFolder.ID != parentID) // Do not need to add the root node of the tree to the list
-                                    folders.Add(curFolder);
+                                result.Parameters.AddWithValue("?uuid", parentFolder[0].Owner.ToString());
+
+                                using (MySqlDataReader reader = result.ExecuteReader())
+                                {
+                                    while (reader.Read())
+                                    {
+                                        InventoryFolderBase curFolder = readInventoryFolder(reader);
+                                        if (curFolder.ID != parentID) // Do not need to add the root node of the tree to the list
+                                            folders.Add(curFolder);
+                                    }
+                                }
                             }
-                            reader.Close();
-                            result.Dispose();
                         } // if we are querying the root folder
                         else // else we are querying a subtree of the inventory folder tree
                         {
                             /* Get all of the agent's folders from the database, put them all in a hash table
                              * indexed by their parent ID */
-                            result = new MySqlCommand("SELECT * FROM inventoryfolders WHERE agentID = ?uuid",
-                                                      database.Connection);
-                            result.Parameters.AddWithValue("?uuid", parentFolder[0].Owner.ToString());
-                            reader = result.ExecuteReader();
-                            while (reader.Read())
+                            using (MySqlCommand result = new MySqlCommand("SELECT * FROM inventoryfolders WHERE agentID = ?uuid", database.Connection))
                             {
-                                InventoryFolderBase curFolder = readInventoryFolder(reader);
-                                if (hashtable.ContainsKey(curFolder.ParentID))      // Current folder already has a sibling
-                                    hashtable[curFolder.ParentID].Add(curFolder);   // append to sibling list
-                                else // else current folder has no known (yet) siblings
+                                result.Parameters.AddWithValue("?uuid", parentFolder[0].Owner.ToString());
+
+                                using (MySqlDataReader reader = result.ExecuteReader())
                                 {
-                                    List<InventoryFolderBase> siblingList = new List<InventoryFolderBase>();
-                                    siblingList.Add(curFolder);
-                                    // Current folder has no known (yet) siblings
-                                    hashtable.Add(curFolder.ParentID, siblingList);
+                                    while (reader.Read())
+                                    {
+                                        InventoryFolderBase curFolder = readInventoryFolder(reader);
+                                        if (hashtable.ContainsKey(curFolder.ParentID))      // Current folder already has a sibling
+                                            hashtable[curFolder.ParentID].Add(curFolder);   // append to sibling list
+                                        else // else current folder has no known (yet) siblings
+                                        {
+                                            List<InventoryFolderBase> siblingList = new List<InventoryFolderBase>();
+                                            siblingList.Add(curFolder);
+                                            // Current folder has no known (yet) siblings
+                                            hashtable.Add(curFolder.ParentID, siblingList);
+                                        }
+                                    } // while more items to read from the database
                                 }
-                            } // while more items to read from the database
-                            reader.Close();
-                            result.Dispose();
+                            }
 
                             // Set flag so we know we need to build the results from the hash table after
                             // we unlock the database
@@ -781,12 +781,13 @@ namespace OpenSim.Data.MySQL
                                 folders.AddRange(hashtable[folders[i].ID]);
                     }
                 } // lock (database)
+
                 return folders;
             }
             catch (Exception e)
             {
                 database.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
         }
@@ -801,19 +802,18 @@ namespace OpenSim.Data.MySQL
             {
                 database.CheckConnection();
 
-                MySqlCommand cmd =
-                    new MySqlCommand("DELETE FROM inventoryfolders WHERE folderID=?uuid", database.Connection);
-                cmd.Parameters.AddWithValue("?uuid", folderID.ToString());
-
-                lock (database)
+                using (MySqlCommand cmd = new MySqlCommand("DELETE FROM inventoryfolders WHERE folderID=?uuid", database.Connection))
                 {
-                    cmd.ExecuteNonQuery();
+                    cmd.Parameters.AddWithValue("?uuid", folderID.ToString());
+
+                    lock (database)
+                        cmd.ExecuteNonQuery();
                 }
             }
             catch (MySqlException e)
             {
                 database.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
             }
         }
 
@@ -827,13 +827,12 @@ namespace OpenSim.Data.MySQL
             {
                 database.CheckConnection();
 
-                MySqlCommand cmd =
-                    new MySqlCommand("DELETE FROM inventoryitems WHERE parentFolderID=?uuid", database.Connection);
-                cmd.Parameters.AddWithValue("?uuid", folderID.ToString());
-
-                lock (database)
+                using (MySqlCommand cmd = new MySqlCommand("DELETE FROM inventoryitems WHERE parentFolderID=?uuid", database.Connection))
                 {
-                    cmd.ExecuteNonQuery();
+                    cmd.Parameters.AddWithValue("?uuid", folderID.ToString());
+
+                    lock (database)
+                        cmd.ExecuteNonQuery();
                 }
             }
             catch (MySqlException e)
@@ -865,40 +864,38 @@ namespace OpenSim.Data.MySQL
         
         public List<InventoryItemBase> fetchActiveGestures(UUID avatarID)
         {
-            MySqlDataReader result = null;
-            MySqlCommand sqlCmd = null;
             lock (database)
             {
                 try
                 {
                     database.CheckConnection();
-                    sqlCmd = new MySqlCommand(
-                        "SELECT * FROM inventoryitems WHERE avatarId = ?uuid AND assetType = ?type and flags = 1",
-                        database.Connection);
-                    sqlCmd.Parameters.AddWithValue("?uuid", avatarID.ToString());
-                    sqlCmd.Parameters.AddWithValue("?type", (int)AssetType.Gesture);
-                    result = sqlCmd.ExecuteReader();
 
-                    List<InventoryItemBase> list = new List<InventoryItemBase>();
-                    while (result.Read())
+                    using (MySqlCommand sqlCmd = new MySqlCommand(
+                        "SELECT * FROM inventoryitems WHERE avatarId = ?uuid AND assetType = ?type and flags = 1",
+                        database.Connection))
                     {
-                        InventoryItemBase item = readInventoryItem(result);
-                        if (item != null)
-                            list.Add(item);
+                        sqlCmd.Parameters.AddWithValue("?uuid", avatarID.ToString());
+                        sqlCmd.Parameters.AddWithValue("?type", (int)AssetType.Gesture);
+
+                        using (MySqlDataReader result = sqlCmd.ExecuteReader())
+                        {
+                            List<InventoryItemBase> list = new List<InventoryItemBase>();
+                            while (result.Read())
+                            {
+                                InventoryItemBase item = readInventoryItem(result);
+                                if (item != null)
+                                    list.Add(item);
+                            }
+                            return list;
+                        }
                     }
-                    return list;
                 }
                 catch (Exception e)
                 {
                     database.Reconnect();
-                    m_log.Error(e.ToString());
+                    m_log.Error(e.Message, e);
                     return null;
                 }
-                finally
-                {
-                    if (result != null) result.Close();
-                    if (sqlCmd != null) sqlCmd.Dispose();
-                }
             }
         }
     }

OpenSim/Data/MySQL/MySQLLegacyRegionData.cs

@@ -268,6 +268,8 @@ namespace OpenSim.Data.MySQL
 
         public void RemoveObject(UUID obj, UUID regionUUID)
         {
+            List<UUID> uuids = new List<UUID>();
+
             // Formerly, this used to check the region UUID.
             // That makes no sense, as we remove the contents of a prim
             // unconditionally, but the prim dependent on the region ID.
@@ -278,43 +280,31 @@ namespace OpenSim.Data.MySQL
             //
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
-
-                cmd.CommandText = "select UUID from prims where "+
-                        "SceneGroupID= ?UUID";
-
-                cmd.Parameters.AddWithValue("UUID", obj.ToString());
-
-                List<UUID> uuids = new List<UUID>();
-
-                IDataReader reader = ExecuteReader(cmd);
-
-                try
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
                 {
-                    while (reader.Read())
+                    cmd.CommandText = "select UUID from prims where SceneGroupID= ?UUID";
+                    cmd.Parameters.AddWithValue("UUID", obj.ToString());
+
+                    using (IDataReader reader = ExecuteReader(cmd))
                     {
-                        uuids.Add(new UUID(reader["UUID"].ToString()));
+                        while (reader.Read())
+                            uuids.Add(new UUID(reader["UUID"].ToString()));
                     }
-                }
-                finally
-                {
-                    reader.Close();
-                }
 
-                // delete the main prims
-                cmd.CommandText = "delete from prims where SceneGroupID= ?UUID";
-                ExecuteNonQuery(cmd);
-                cmd.Dispose();
-
-                // there is no way this should be < 1 unless there is
-                // a very corrupt database, but in that case be extra
-                // safe anyway.
-                if (uuids.Count > 0) 
-                {
-                    RemoveShapes(uuids);
-                    RemoveItems(uuids);
+                    // delete the main prims
+                    cmd.CommandText = "delete from prims where SceneGroupID= ?UUID";
+                    ExecuteNonQuery(cmd);
                 }
             }
+
+            // there is no way this should be < 1 unless there is
+            // a very corrupt database, but in that case be extra
+            // safe anyway.
+            if (uuids.Count > 0)
+            {
+                RemoveShapes(uuids);
+                RemoveItems(uuids);
+            }
         }
 
         /// <summary>
@@ -326,19 +316,16 @@ namespace OpenSim.Data.MySQL
         {
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
+                {
+                    cmd.CommandText = "delete from primitems where PrimID = ?PrimID";
+                    cmd.Parameters.AddWithValue("PrimID", uuid.ToString());
 
-                cmd.CommandText = "delete from primitems where " +
-                        "PrimID = ?PrimID";
-
-                cmd.Parameters.AddWithValue("PrimID", uuid.ToString());
-
-                ExecuteNonQuery(cmd);
-                cmd.Dispose();
+                    ExecuteNonQuery(cmd);
+                }
             }
         }
 
-
         /// <summary>
         /// Remove all persisted shapes for a list of prims
         /// The caller must acquire the necessrary synchronization locks
@@ -349,28 +336,27 @@ namespace OpenSim.Data.MySQL
             lock (m_Connection)
             {
                 string sql = "delete from primshapes where ";
-                MySqlCommand cmd = m_Connection.CreateCommand();
-                
-                for (int i = 0; i < uuids.Count; i++)
+
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
                 {
-                    if ((i + 1) == uuids.Count) 
-                    {// end of the list
-                        sql += "(UUID = ?UUID" + i + ")";
-                    }
-                    else
+                    for (int i = 0; i < uuids.Count; i++)
                     {
-                        sql += "(UUID = ?UUID" + i + ") or ";
+                        if ((i + 1) == uuids.Count)
+                        {// end of the list
+                            sql += "(UUID = ?UUID" + i + ")";
+                        }
+                        else
+                        {
+                            sql += "(UUID = ?UUID" + i + ") or ";
+                        }
                     }
-                }
-                cmd.CommandText = sql;
+                    cmd.CommandText = sql;
 
-                for (int i = 0; i < uuids.Count; i++)
-                {
-                    cmd.Parameters.AddWithValue("UUID" + i, uuids[i].ToString());
-                }
+                    for (int i = 0; i < uuids.Count; i++)
+                        cmd.Parameters.AddWithValue("UUID" + i, uuids[i].ToString());
 
-                ExecuteNonQuery(cmd);
-                cmd.Dispose();
+                    ExecuteNonQuery(cmd);
+                }
             }
         }
 
@@ -384,28 +370,28 @@ namespace OpenSim.Data.MySQL
             lock (m_Connection)
             {
                 string sql = "delete from primitems where ";
-                MySqlCommand cmd = m_Connection.CreateCommand();
-                
-                for (int i = 0; i < uuids.Count; i++)
+
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
                 {
-                    if ((i + 1) == uuids.Count) 
-                    {// end of the list
-                        sql += "(PrimID = ?PrimID" + i + ")";
-                    }
-                    else
+                    for (int i = 0; i < uuids.Count; i++)
                     {
-                        sql += "(PrimID = ?PrimID" + i + ") or ";
+                        if ((i + 1) == uuids.Count)
+                        {
+                            // end of the list
+                            sql += "(PrimID = ?PrimID" + i + ")";
+                        }
+                        else
+                        {
+                            sql += "(PrimID = ?PrimID" + i + ") or ";
+                        }
                     }
-                }
-                cmd.CommandText = sql;
+                    cmd.CommandText = sql;
 
-                for (int i = 0; i < uuids.Count; i++)
-                {
-                    cmd.Parameters.AddWithValue("PrimID" + i, uuids[i].ToString());
-                }
+                    for (int i = 0; i < uuids.Count; i++)
+                        cmd.Parameters.AddWithValue("PrimID" + i, uuids[i].ToString());
 
-                ExecuteNonQuery(cmd);
-                cmd.Dispose();
+                    ExecuteNonQuery(cmd);
+                }
             }
         }
 
@@ -418,77 +404,71 @@ namespace OpenSim.Data.MySQL
 
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
-
-                cmd.CommandText = "select *, " +
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
+                {
+                    cmd.CommandText = "select *, " +
                         "case when prims.UUID = SceneGroupID " +
                         "then 0 else 1 end as sort from prims " +
-                        "left join primshapes on prims.UUID = primshapes.UUID "+
+                        "left join primshapes on prims.UUID = primshapes.UUID " +
                         "where RegionUUID = ?RegionUUID " +
                         "order by SceneGroupID asc, sort asc, LinkNumber asc";
-                
-                cmd.Parameters.AddWithValue("RegionUUID", regionUUID.ToString());
 
-                IDataReader reader = ExecuteReader(cmd);
+                    cmd.Parameters.AddWithValue("RegionUUID", regionUUID.ToString());
 
-                try
-                {
-                    while (reader.Read())
+                    using (IDataReader reader = ExecuteReader(cmd))
                     {
-                        SceneObjectPart prim = BuildPrim(reader);
-                        if (reader["Shape"] is DBNull)
-                            prim.Shape = PrimitiveBaseShape.Default;
-                        else
-                            prim.Shape = BuildShape(reader);
-
-                        prims[prim.UUID] = prim;
-
-                        UUID groupID = new UUID(reader["SceneGroupID"].ToString());
-
-                        if (groupID != lastGroupID) // New SOG
+                        while (reader.Read())
                         {
-                            if (grp != null)
-                                objects[grp.UUID] = grp;
+                            SceneObjectPart prim = BuildPrim(reader);
+                            if (reader["Shape"] is DBNull)
+                                prim.Shape = PrimitiveBaseShape.Default;
+                            else
+                                prim.Shape = BuildShape(reader);
 
-                            lastGroupID = groupID;
-                            
-                            // There sometimes exist OpenSim bugs that 'orphan groups' so that none of the prims are
-                            // recorded as the root prim (for which the UUID must equal the persisted group UUID).  In
-                            // this case, force the UUID to be the same as the group UUID so that at least these can be
-                            // deleted (we need to change the UUID so that any other prims in the linkset can also be 
-                            // deleted).
-                            if (prim.UUID != groupID && groupID != UUID.Zero)
+                            prims[prim.UUID] = prim;
+
+                            UUID groupID = new UUID(reader["SceneGroupID"].ToString());
+
+                            if (groupID != lastGroupID) // New SOG
                             {
-                                m_log.WarnFormat(
-                                    "[REGION DB]: Found root prim {0} {1} at {2} where group was actually {3}.  Forcing UUID to group UUID", 
-                                    prim.Name, prim.UUID, prim.GroupPosition, groupID);
-                                
-                                prim.UUID = groupID;
+                                if (grp != null)
+                                    objects[grp.UUID] = grp;
+
+                                lastGroupID = groupID;
+
+                                // There sometimes exist OpenSim bugs that 'orphan groups' so that none of the prims are
+                                // recorded as the root prim (for which the UUID must equal the persisted group UUID).  In
+                                // this case, force the UUID to be the same as the group UUID so that at least these can be
+                                // deleted (we need to change the UUID so that any other prims in the linkset can also be 
+                                // deleted).
+                                if (prim.UUID != groupID && groupID != UUID.Zero)
+                                {
+                                    m_log.WarnFormat(
+                                        "[REGION DB]: Found root prim {0} {1} at {2} where group was actually {3}.  Forcing UUID to group UUID",
+                                        prim.Name, prim.UUID, prim.GroupPosition, groupID);
+
+                                    prim.UUID = groupID;
+                                }
+
+                                grp = new SceneObjectGroup(prim);
                             }
+                            else
+                            {
+                                // Black magic to preserve link numbers
+                                //
+                                int link = prim.LinkNum;
 
-                            grp = new SceneObjectGroup(prim);
-                        }
-                        else
-                        {
-                            // Black magic to preserve link numbers
-                            //
-                            int link = prim.LinkNum;
+                                grp.AddPart(prim);
 
-                            grp.AddPart(prim);
-
-                            if (link != 0)
-                                prim.LinkNum = link;
+                                if (link != 0)
+                                    prim.LinkNum = link;
+                            }
                         }
                     }
-                }
-                finally
-                {
-                    reader.Close();
-                }
 
-                if (grp != null)
-                    objects[grp.UUID] = grp;
-                cmd.Dispose();
+                    if (grp != null)
+                        objects[grp.UUID] = grp;
+                }
             }
 
             // Instead of attempting to LoadItems on every prim,
@@ -498,34 +478,29 @@ namespace OpenSim.Data.MySQL
             List<SceneObjectPart> primsWithInventory = new List<SceneObjectPart>();
             lock (m_Connection)
             {
-                MySqlCommand itemCmd = m_Connection.CreateCommand();
-                itemCmd.CommandText = "select distinct primID from primitems";
-                IDataReader itemReader = ExecuteReader(itemCmd);
-                try
+                using (MySqlCommand itemCmd = m_Connection.CreateCommand())
                 {
-                    while (itemReader.Read())
+                    itemCmd.CommandText = "select distinct primID from primitems";
+                    using (IDataReader itemReader = ExecuteReader(itemCmd))
                     {
-                        if (!(itemReader["primID"] is DBNull))
+                        while (itemReader.Read())
                         {
-                            UUID primID = new UUID(itemReader["primID"].ToString());
-                            if (prims.ContainsKey(primID))
+                            if (!(itemReader["primID"] is DBNull))
                             {
-                                primsWithInventory.Add(prims[primID]);
+                                UUID primID = new UUID(itemReader["primID"].ToString());
+                                if (prims.ContainsKey(primID))
+                                {
+                                    primsWithInventory.Add(prims[primID]);
+                                }
                             }
                         }
                     }
                 }
-                finally
-                {
-                    itemReader.Close();
-                }
-                itemCmd.Dispose();
             }
 
             foreach (SceneObjectPart prim in primsWithInventory)
-            {
                 LoadItems(prim);
-            }
+
             m_log.DebugFormat("[REGION DB]: Loaded {0} objects using {1} prims", objects.Count, prims.Count);
             return new List<SceneObjectGroup>(objects.Values);
         }
@@ -538,34 +513,25 @@ namespace OpenSim.Data.MySQL
         {
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
+                List<TaskInventoryItem> inventory = new List<TaskInventoryItem>();
 
-                cmd.CommandText = "select * from primitems where "+
-                        "PrimID = ?PrimID";
-
-                cmd.Parameters.AddWithValue("PrimID", prim.UUID.ToString());
-
-                IDataReader reader = ExecuteReader(cmd);
-                List<TaskInventoryItem> inventory =
-                        new List<TaskInventoryItem>();
-
-                try
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
                 {
-                    while (reader.Read())
-                    {
-                        TaskInventoryItem item = BuildItem(reader);
+                    cmd.CommandText = "select * from primitems where PrimID = ?PrimID";
+                    cmd.Parameters.AddWithValue("PrimID", prim.UUID.ToString());
 
-                        item.ParentID = prim.UUID; // Values in database are
-                                                   // often wrong
-                        inventory.Add(item);
+                    using (IDataReader reader = ExecuteReader(cmd))
+                    {
+                        while (reader.Read())
+                        {
+                            TaskInventoryItem item = BuildItem(reader);
+
+                            item.ParentID = prim.UUID; // Values in database are often wrong
+                            inventory.Add(item);
+                        }
                     }
                 }
-                finally
-                {
-                    reader.Close();
-                }
 
-                cmd.Dispose();
                 prim.Inventory.RestoreInventoryItems(inventory);
             }
         }
@@ -576,23 +542,21 @@ namespace OpenSim.Data.MySQL
 
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
+                {
+                    cmd.CommandText = "delete from terrain where RegionUUID = ?RegionUUID";
+                    cmd.Parameters.AddWithValue("RegionUUID", regionID.ToString());
 
-                cmd.CommandText = "delete from terrain where " +
-                        "RegionUUID = ?RegionUUID";
-                cmd.Parameters.AddWithValue("RegionUUID", regionID.ToString());
+                    ExecuteNonQuery(cmd);
 
-                ExecuteNonQuery(cmd);
-                
-                cmd.CommandText = "insert into terrain (RegionUUID, " +
+                    cmd.CommandText = "insert into terrain (RegionUUID, " +
                         "Revision, Heightfield) values (?RegionUUID, " +
                         "1, ?Heightfield)";
 
-                cmd.Parameters.AddWithValue("Heightfield",
-                        SerializeTerrain(ter));
-                
-                ExecuteNonQuery(cmd);
-                cmd.Dispose();
+                    cmd.Parameters.AddWithValue("Heightfield", SerializeTerrain(ter));
+
+                    ExecuteNonQuery(cmd);
+                }
             }
         }
 
@@ -602,42 +566,40 @@ namespace OpenSim.Data.MySQL
 
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
-                cmd.CommandText = "select RegionUUID, Revision, Heightfield " +
-                        "from terrain where RegionUUID = ?RegionUUID "+
-                        "order by Revision desc limit 1";
-                cmd.Parameters.AddWithValue("RegionUUID", regionID.ToString());
-
-                IDataReader reader = ExecuteReader(cmd);
-
-                try
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
                 {
-                    while (reader.Read())
+                    cmd.CommandText = "select RegionUUID, Revision, Heightfield " +
+                        "from terrain where RegionUUID = ?RegionUUID " +
+                        "order by Revision desc limit 1";
+                    cmd.Parameters.AddWithValue("RegionUUID", regionID.ToString());
+
+                    using (IDataReader reader = ExecuteReader(cmd))
                     {
-                        terrain = new double[(int)Constants.RegionSize, (int)Constants.RegionSize];
-                        terrain.Initialize();
-
-                        MemoryStream mstr = new MemoryStream((byte[]) reader["Heightfield"]);
-                        int rev = 0;
-
-                        BinaryReader br = new BinaryReader(mstr);
-                        for (int x = 0; x < (int)Constants.RegionSize; x++)
+                        while (reader.Read())
                         {
-                            for (int y = 0; y < (int)Constants.RegionSize; y++)
+                            int rev = Convert.ToInt32(reader["Revision"]);
+
+                            terrain = new double[(int)Constants.RegionSize, (int)Constants.RegionSize];
+                            terrain.Initialize();
+
+                            using (MemoryStream mstr = new MemoryStream((byte[])reader["Heightfield"]))
                             {
-                                terrain[x, y] = br.ReadDouble();
+                                using (BinaryReader br = new BinaryReader(mstr))
+                                {
+                                    for (int x = 0; x < (int)Constants.RegionSize; x++)
+                                    {
+                                        for (int y = 0; y < (int)Constants.RegionSize; y++)
+                                        {
+                                            terrain[x, y] = br.ReadDouble();
+                                        }
+                                    }
+                                }
+
+                                m_log.InfoFormat("[REGION DB]: Loaded terrain revision r{0}", rev);
                             }
-                            rev = Convert.ToInt32(reader["Revision"]);
                         }
-                        m_log.InfoFormat("[REGION DB]: Loaded terrain " +
-                                "revision r{0}", rev);
                     }
                 }
-                finally
-                {
-                    reader.Close();
-                }
-                cmd.Dispose();
             }
 
             return terrain;
@@ -647,14 +609,13 @@ namespace OpenSim.Data.MySQL
         {
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
+                {
+                    cmd.CommandText = "delete from land where UUID = ?UUID";
+                    cmd.Parameters.AddWithValue("UUID", globalID.ToString());
 
-                cmd.CommandText = "delete from land where UUID = ?UUID";
-
-                cmd.Parameters.AddWithValue("UUID", globalID.ToString());
-
-                ExecuteNonQuery(cmd);
-                cmd.Dispose();
+                    ExecuteNonQuery(cmd);
+                }
             }
         }
 
@@ -662,9 +623,9 @@ namespace OpenSim.Data.MySQL
         {
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
-
-                cmd.CommandText = "replace into land (UUID, RegionUUID, " +
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
+                {
+                    cmd.CommandText = "replace into land (UUID, RegionUUID, " +
                         "LocalLandID, Bitmap, Name, Description, " +
                         "OwnerUUID, IsGroupOwned, Area, AuctionID, " +
                         "Category, ClaimDate, ClaimPrice, GroupUUID, " +
@@ -685,28 +646,26 @@ namespace OpenSim.Data.MySQL
                         "?UserLookAtX, ?UserLookAtY, ?UserLookAtZ, " +
                         "?AuthbuyerID, ?OtherCleanTime, ?Dwell)";
 
-                FillLandCommand(cmd, parcel.LandData, parcel.RegionUUID);
+                    FillLandCommand(cmd, parcel.LandData, parcel.RegionUUID);
 
-                ExecuteNonQuery(cmd);
-
-                cmd.CommandText = "delete from landaccesslist where " +
-                        "LandUUID = ?UUID";
-
-                ExecuteNonQuery(cmd);
-
-                cmd.Parameters.Clear();
-                cmd.CommandText = "insert into landaccesslist (LandUUID, " +
-                        "AccessUUID, Flags) values (?LandUUID, ?AccessUUID, " +
-                        "?Flags)";
-
-                foreach (ParcelManager.ParcelAccessEntry entry in
-                        parcel.LandData.ParcelAccessList)
-                {
-                    FillLandAccessCommand(cmd, entry, parcel.LandData.GlobalID);
                     ExecuteNonQuery(cmd);
+
+                    cmd.CommandText = "delete from landaccesslist where LandUUID = ?UUID";
+
+                    ExecuteNonQuery(cmd);
+
                     cmd.Parameters.Clear();
+                    cmd.CommandText = "insert into landaccesslist (LandUUID, " +
+                            "AccessUUID, Flags) values (?LandUUID, ?AccessUUID, " +
+                            "?Flags)";
+
+                    foreach (ParcelManager.ParcelAccessEntry entry in parcel.LandData.ParcelAccessList)
+                    {
+                        FillLandAccessCommand(cmd, entry, parcel.LandData.GlobalID);
+                        ExecuteNonQuery(cmd);
+                        cmd.Parameters.Clear();
+                    }
                 }
-                cmd.Dispose();
             }
         }
 
@@ -716,35 +675,28 @@ namespace OpenSim.Data.MySQL
 
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
-
-                cmd.CommandText = "select * from regionsettings where " +
-                        "regionUUID = ?RegionUUID";
-                cmd.Parameters.AddWithValue("regionUUID", regionUUID);
-
-                IDataReader reader = ExecuteReader(cmd);
-
-                try
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
                 {
-                    if (reader.Read())
-                    {
-                        rs = BuildRegionSettings(reader);
-                        rs.OnSave += StoreRegionSettings;
-                    }
-                    else
-                    {
-                        rs = new RegionSettings();
-                        rs.RegionUUID = regionUUID;
-                        rs.OnSave += StoreRegionSettings;
+                    cmd.CommandText = "select * from regionsettings where regionUUID = ?RegionUUID";
+                    cmd.Parameters.AddWithValue("regionUUID", regionUUID);
 
-                        StoreRegionSettings(rs);
+                    using (IDataReader reader = ExecuteReader(cmd))
+                    {
+                        if (reader.Read())
+                        {
+                            rs = BuildRegionSettings(reader);
+                            rs.OnSave += StoreRegionSettings;
+                        }
+                        else
+                        {
+                            rs = new RegionSettings();
+                            rs.RegionUUID = regionUUID;
+                            rs.OnSave += StoreRegionSettings;
+
+                            StoreRegionSettings(rs);
+                        }
                     }
                 }
-                finally
-                {
-                    reader.Close();
-                }
-                cmd.Dispose();
             }
 
             return rs;
@@ -754,9 +706,9 @@ namespace OpenSim.Data.MySQL
         {
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
-
-                cmd.CommandText = "replace into regionsettings (regionUUID, " +
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
+                {
+                    cmd.CommandText = "replace into regionsettings (regionUUID, " +
                         "block_terraform, block_fly, allow_damage, " +
                         "restrict_pushing, allow_land_resell, " +
                         "allow_land_join_divide, block_show_in_search, " +
@@ -766,8 +718,8 @@ namespace OpenSim.Data.MySQL
                         "terrain_texture_2, terrain_texture_3, " +
                         "terrain_texture_4, elevation_1_nw, " +
                         "elevation_2_nw, elevation_1_ne, " +
-                        "elevation_2_ne, elevation_1_se, "+
-                        "elevation_2_se, elevation_1_sw, "+
+                        "elevation_2_ne, elevation_1_se, " +
+                        "elevation_2_se, elevation_1_sw, " +
                         "elevation_2_sw, water_height, " +
                         "terrain_raise_limit, terrain_lower_limit, " +
                         "use_estate_sun, fixed_sun, sun_position, " +
@@ -789,11 +741,10 @@ namespace OpenSim.Data.MySQL
                         "?SunVectorX, ?SunVectorY, ?SunVectorZ, " +
                         "?LoadedCreationDateTime, ?LoadedCreationID)";
 
-                FillRegionSettingsCommand(cmd, rs);
-
-                ExecuteNonQuery(cmd);
-                cmd.Dispose();
+                    FillRegionSettingsCommand(cmd, rs);
 
+                    ExecuteNonQuery(cmd);
+                }
             }
         }
 
@@ -803,52 +754,38 @@ namespace OpenSim.Data.MySQL
 
             lock (m_Connection)
             {
-                MySqlCommand cmd = m_Connection.CreateCommand();
-
-                cmd.CommandText = "select * from land where " +
-                        "RegionUUID = ?RegionUUID";
-
-                cmd.Parameters.AddWithValue("RegionUUID", regionUUID.ToString());
-
-                IDataReader reader = ExecuteReader(cmd);
-
-                try
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
                 {
-                    while (reader.Read())
-                    {
-                        LandData newLand = BuildLandData(reader);
-                        landData.Add(newLand);
-                    }
-                }
-                finally
-                {
-                    reader.Close();
-                }
+                    cmd.CommandText = "select * from land where RegionUUID = ?RegionUUID";
+                    cmd.Parameters.AddWithValue("RegionUUID", regionUUID.ToString());
 
-                foreach (LandData land in landData)
-                {
-                    cmd.Parameters.Clear();
-
-                    cmd.CommandText = "select * from landaccesslist " +
-                            "where LandUUID = ?LandUUID";
-
-                    cmd.Parameters.AddWithValue("LandUUID", land.GlobalID.ToString());
-
-                    reader = ExecuteReader(cmd);
-
-                    try
+                    using (IDataReader reader = ExecuteReader(cmd))
                     {
                         while (reader.Read())
                         {
-                            land.ParcelAccessList.Add(BuildLandAccessData(reader));
+                            LandData newLand = BuildLandData(reader);
+                            landData.Add(newLand);
                         }
                     }
-                    finally
+                }
+
+                using (MySqlCommand cmd = m_Connection.CreateCommand())
+                {
+                    foreach (LandData land in landData)
                     {
-                        reader.Close();
+                        cmd.Parameters.Clear();
+                        cmd.CommandText = "select * from landaccesslist where LandUUID = ?LandUUID";
+                        cmd.Parameters.AddWithValue("LandUUID", land.GlobalID.ToString());
+
+                        using (IDataReader reader = ExecuteReader(cmd))
+                        {
+                            while (reader.Read())
+                            {
+                                land.ParcelAccessList.Add(BuildLandAccessData(reader));
+                            }
+                        }
                     }
                 }
-                cmd.Dispose();
             }
 
             return landData;

OpenSim/Data/MySQL/MySQLManager.cs

@@ -134,18 +134,16 @@ namespace OpenSim.Data.MySQL
         /// </summary>
         protected void GetWaitTimeout()
         {
-            MySqlCommand cmd = new MySqlCommand(m_waitTimeoutSelect, dbcon);
-
-            using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
+            using (MySqlCommand cmd = new MySqlCommand(m_waitTimeoutSelect, dbcon))
             {
-                if (dbReader.Read())
+                using (MySqlDataReader dbReader = cmd.ExecuteReader(CommandBehavior.SingleRow))
                 {
-                    m_waitTimeout
-                        = Convert.ToInt32(dbReader["@@wait_timeout"]) * TimeSpan.TicksPerSecond + m_waitTimeoutLeeway;
+                    if (dbReader.Read())
+                    {
+                        m_waitTimeout
+                            = Convert.ToInt32(dbReader["@@wait_timeout"]) * TimeSpan.TicksPerSecond + m_waitTimeoutLeeway;
+                    }
                 }
-
-                dbReader.Close();
-                cmd.Dispose();
             }
 
             m_lastConnectionUse = DateTime.Now.Ticks;
@@ -303,31 +301,31 @@ namespace OpenSim.Data.MySQL
             {
                 CheckConnection();
 
-                MySqlCommand tablesCmd =
-                    new MySqlCommand(
-                        "SELECT TABLE_NAME, TABLE_COMMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA=?dbname",
-                        dbcon);
-                tablesCmd.Parameters.AddWithValue("?dbname", dbcon.Database);
-
-                using (MySqlDataReader tables = tablesCmd.ExecuteReader())
+                using (MySqlCommand tablesCmd = new MySqlCommand(
+                    "SELECT TABLE_NAME, TABLE_COMMENT FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA=?dbname",
+                    dbcon))
                 {
-                    while (tables.Read())
+                    tablesCmd.Parameters.AddWithValue("?dbname", dbcon.Database);
+
+                    using (MySqlDataReader tables = tablesCmd.ExecuteReader())
                     {
-                        try
+                        while (tables.Read())
                         {
-                            string tableName = (string) tables["TABLE_NAME"];
-                            string comment = (string) tables["TABLE_COMMENT"];
-                            if (tableList.ContainsKey(tableName))
+                            try
                             {
-                                tableList[tableName] = comment;
+                                string tableName = (string)tables["TABLE_NAME"];
+                                string comment = (string)tables["TABLE_COMMENT"];
+                                if (tableList.ContainsKey(tableName))
+                                {
+                                    tableList[tableName] = comment;
+                                }
+                            }
+                            catch (Exception e)
+                            {
+                                m_log.Error(e.Message, e);
                             }
                         }
-                        catch (Exception e)
-                        {
-                            m_log.Error(e.ToString());
-                        }
                     }
-                    tables.Close();
                 }
             }
         }
@@ -346,19 +344,19 @@ namespace OpenSim.Data.MySQL
             {
                 CheckConnection(); // Not sure if this one is necessary
 
-                MySqlCommand dbcommand = (MySqlCommand) dbcon.CreateCommand();
+                MySqlCommand dbcommand = (MySqlCommand)dbcon.CreateCommand();
                 dbcommand.CommandText = sql;
                 foreach (KeyValuePair<string, object> param in parameters)
                 {
                     dbcommand.Parameters.AddWithValue(param.Key, param.Value);
                 }
 
-                return (IDbCommand) dbcommand;
+                return (IDbCommand)dbcommand;
             }
             catch (Exception e)
             {
                 // Return null if it fails.
-                m_log.Error("Failed during Query generation: " + e.ToString());
+                m_log.Error("Failed during Query generation: " + e.Message, e);
                 return null;
             }
         }
@@ -694,8 +692,6 @@ namespace OpenSim.Data.MySQL
                 ret.Add(attachpoint, item);
             }
 
-            r.Close();
-
             return ret;
         }
 

OpenSim/Data/MySQL/MySQLRegionData.cs

@@ -56,12 +56,13 @@ namespace OpenSim.Data.MySQL
             if (scopeID != UUID.Zero)
                 command += " and ScopeID = ?scopeID";
 
-            MySqlCommand cmd = new MySqlCommand(command);
+            using (MySqlCommand cmd = new MySqlCommand(command))
+            {
+                cmd.Parameters.AddWithValue("?regionName", regionName);
+                cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
 
-            cmd.Parameters.AddWithValue("?regionName", regionName);
-            cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
-
-            return RunCommand(cmd);
+                return RunCommand(cmd);
+            }
         }
 
         public RegionData Get(int posX, int posY, UUID scopeID)
@@ -70,17 +71,18 @@ namespace OpenSim.Data.MySQL
             if (scopeID != UUID.Zero)
                 command += " and ScopeID = ?scopeID";
 
-            MySqlCommand cmd = new MySqlCommand(command);
+            using (MySqlCommand cmd = new MySqlCommand(command))
+            {
+                cmd.Parameters.AddWithValue("?posX", posX.ToString());
+                cmd.Parameters.AddWithValue("?posY", posY.ToString());
+                cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
 
-            cmd.Parameters.AddWithValue("?posX", posX.ToString());
-            cmd.Parameters.AddWithValue("?posY", posY.ToString());
-            cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
+                List<RegionData> ret = RunCommand(cmd);
+                if (ret.Count == 0)
+                    return null;
 
-            List<RegionData> ret = RunCommand(cmd);
-            if (ret.Count == 0)
-                return null;
-
-            return ret[0];
+                return ret[0];
+            }
         }
 
         public RegionData Get(UUID regionID, UUID scopeID)
@@ -89,16 +91,17 @@ namespace OpenSim.Data.MySQL
             if (scopeID != UUID.Zero)
                 command += " and ScopeID = ?scopeID";
 
-            MySqlCommand cmd = new MySqlCommand(command);
+            using (MySqlCommand cmd = new MySqlCommand(command))
+            {
+                cmd.Parameters.AddWithValue("?regionID", regionID.ToString());
+                cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
 
-            cmd.Parameters.AddWithValue("?regionID", regionID.ToString());
-            cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
+                List<RegionData> ret = RunCommand(cmd);
+                if (ret.Count == 0)
+                    return null;
 
-            List<RegionData> ret = RunCommand(cmd);
-            if (ret.Count == 0)
-                return null;
-
-            return ret[0];
+                return ret[0];
+            }
         }
 
         public List<RegionData> Get(int startX, int startY, int endX, int endY, UUID scopeID)
@@ -107,71 +110,70 @@ namespace OpenSim.Data.MySQL
             if (scopeID != UUID.Zero)
                 command += " and ScopeID = ?scopeID";
 
-            MySqlCommand cmd = new MySqlCommand(command);
+            using (MySqlCommand cmd = new MySqlCommand(command))
+            {
+                cmd.Parameters.AddWithValue("?startX", startX.ToString());
+                cmd.Parameters.AddWithValue("?startY", startY.ToString());
+                cmd.Parameters.AddWithValue("?endX", endX.ToString());
+                cmd.Parameters.AddWithValue("?endY", endY.ToString());
+                cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
 
-            cmd.Parameters.AddWithValue("?startX", startX.ToString());
-            cmd.Parameters.AddWithValue("?startY", startY.ToString());
-            cmd.Parameters.AddWithValue("?endX", endX.ToString());
-            cmd.Parameters.AddWithValue("?endY", endY.ToString());
-            cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
-
-            return RunCommand(cmd);
+                return RunCommand(cmd);
+            }
         }
 
         public List<RegionData> RunCommand(MySqlCommand cmd)
         {
             List<RegionData> retList = new List<RegionData>();
 
-            IDataReader result = ExecuteReader(cmd);
-
-            while (result.Read())
+            using (IDataReader result = ExecuteReader(cmd))
             {
-                RegionData ret = new RegionData();
-                ret.Data = new Dictionary<string, object>();
-
-                UUID regionID;
-                UUID.TryParse(result["uuid"].ToString(), out regionID);
-                ret.RegionID = regionID;
-                UUID scope;
-                UUID.TryParse(result["ScopeID"].ToString(), out scope);
-                ret.ScopeID = scope;
-                ret.RegionName = result["regionName"].ToString();
-                ret.posX = Convert.ToInt32(result["locX"]);
-                ret.posY = Convert.ToInt32(result["locY"]);
-                ret.sizeX = Convert.ToInt32(result["sizeX"]);
-                ret.sizeY = Convert.ToInt32(result["sizeY"]);
-
-                if (m_ColumnNames == null)
+                while (result.Read())
                 {
-                    m_ColumnNames = new List<string>();
+                    RegionData ret = new RegionData();
+                    ret.Data = new Dictionary<string, object>();
 
-                    DataTable schemaTable = result.GetSchemaTable();
-                    foreach (DataRow row in schemaTable.Rows)
-                        m_ColumnNames.Add(row["ColumnName"].ToString());
+                    UUID regionID;
+                    UUID.TryParse(result["uuid"].ToString(), out regionID);
+                    ret.RegionID = regionID;
+                    UUID scope;
+                    UUID.TryParse(result["ScopeID"].ToString(), out scope);
+                    ret.ScopeID = scope;
+                    ret.RegionName = result["regionName"].ToString();
+                    ret.posX = Convert.ToInt32(result["locX"]);
+                    ret.posY = Convert.ToInt32(result["locY"]);
+                    ret.sizeX = Convert.ToInt32(result["sizeX"]);
+                    ret.sizeY = Convert.ToInt32(result["sizeY"]);
+
+                    if (m_ColumnNames == null)
+                    {
+                        m_ColumnNames = new List<string>();
+
+                        DataTable schemaTable = result.GetSchemaTable();
+                        foreach (DataRow row in schemaTable.Rows)
+                            m_ColumnNames.Add(row["ColumnName"].ToString());
+                    }
+
+                    foreach (string s in m_ColumnNames)
+                    {
+                        if (s == "uuid")
+                            continue;
+                        if (s == "ScopeID")
+                            continue;
+                        if (s == "regionName")
+                            continue;
+                        if (s == "locX")
+                            continue;
+                        if (s == "locY")
+                            continue;
+
+                        ret.Data[s] = result[s].ToString();
+                    }
+
+                    retList.Add(ret);
                 }
-
-                foreach (string s in m_ColumnNames)
-                {
-                    if (s == "uuid")
-                        continue;
-                    if (s == "ScopeID")
-                        continue;
-                    if (s == "regionName")
-                        continue;
-                    if (s == "locX")
-                        continue;
-                    if (s == "locY")
-                        continue;
-
-                    ret.Data[s] = result[s].ToString();
-                }
-
-                retList.Add(ret);
             }
 
-            result.Close();
-            CloseReaderCommand(cmd);
-
             return retList;
         }
 
@@ -198,76 +200,72 @@ namespace OpenSim.Data.MySQL
 
             string[] fields = new List<string>(data.Data.Keys).ToArray();
 
-            MySqlCommand cmd = new MySqlCommand();
-
-            string update = "update `"+m_Realm+"` set locX=?posX, locY=?posY, sizeX=?sizeX, sizeY=?sizeY";
-            foreach (string field in fields)
+            using (MySqlCommand cmd = new MySqlCommand())
             {
-                update += ", ";
-                update += "`" + field + "` = ?"+field;
+                string update = "update `" + m_Realm + "` set locX=?posX, locY=?posY, sizeX=?sizeX, sizeY=?sizeY";
+                foreach (string field in fields)
+                {
+                    update += ", ";
+                    update += "`" + field + "` = ?" + field;
 
-                cmd.Parameters.AddWithValue("?"+field, data.Data[field]);
-            }
+                    cmd.Parameters.AddWithValue("?" + field, data.Data[field]);
+                }
 
-            update += " where uuid = ?regionID";
+                update += " where uuid = ?regionID";
 
-            if (data.ScopeID != UUID.Zero)
-                update += " and ScopeID = ?scopeID";
+                if (data.ScopeID != UUID.Zero)
+                    update += " and ScopeID = ?scopeID";
 
-            cmd.CommandText = update;
-            cmd.Parameters.AddWithValue("?regionID", data.RegionID.ToString());
-            cmd.Parameters.AddWithValue("?regionName", data.RegionName);
-            cmd.Parameters.AddWithValue("?scopeID", data.ScopeID.ToString());
-            cmd.Parameters.AddWithValue("?posX", data.posX.ToString());
-            cmd.Parameters.AddWithValue("?posY", data.posY.ToString());
-            cmd.Parameters.AddWithValue("?sizeX", data.sizeX.ToString());
-            cmd.Parameters.AddWithValue("?sizeY", data.sizeY.ToString());
-
-            if (ExecuteNonQuery(cmd) < 1)
-            {
-                string insert = "insert into `" + m_Realm + "` (`uuid`, `ScopeID`, `locX`, `locY`, `sizeX`, `sizeY`, `regionName`, `" +
-                        String.Join("`, `", fields) +
-                        "`) values ( ?regionID, ?scopeID, ?posX, ?posY, ?sizeX, ?sizeY, ?regionName, ?" + String.Join(", ?", fields) + ")";
-
-                cmd.CommandText = insert;
+                cmd.CommandText = update;
+                cmd.Parameters.AddWithValue("?regionID", data.RegionID.ToString());
+                cmd.Parameters.AddWithValue("?regionName", data.RegionName);
+                cmd.Parameters.AddWithValue("?scopeID", data.ScopeID.ToString());
+                cmd.Parameters.AddWithValue("?posX", data.posX.ToString());
+                cmd.Parameters.AddWithValue("?posY", data.posY.ToString());
+                cmd.Parameters.AddWithValue("?sizeX", data.sizeX.ToString());
+                cmd.Parameters.AddWithValue("?sizeY", data.sizeY.ToString());
 
                 if (ExecuteNonQuery(cmd) < 1)
                 {
-                    cmd.Dispose();
-                    return false;
+                    string insert = "insert into `" + m_Realm + "` (`uuid`, `ScopeID`, `locX`, `locY`, `sizeX`, `sizeY`, `regionName`, `" +
+                            String.Join("`, `", fields) +
+                            "`) values ( ?regionID, ?scopeID, ?posX, ?posY, ?sizeX, ?sizeY, ?regionName, ?" + String.Join(", ?", fields) + ")";
+
+                    cmd.CommandText = insert;
+
+                    if (ExecuteNonQuery(cmd) < 1)
+                    {
+                        return false;
+                    }
                 }
             }
 
-            cmd.Dispose();
-
             return true;
         }
 
         public bool SetDataItem(UUID regionID, string item, string value)
         {
-            MySqlCommand cmd = new MySqlCommand("update `" + m_Realm +
-                    "` set `" + item + "` = ?" + item + " where uuid = ?UUID");
+            using (MySqlCommand cmd = new MySqlCommand("update `" + m_Realm + "` set `" + item + "` = ?" + item + " where uuid = ?UUID"))
+            {
+                cmd.Parameters.AddWithValue("?" + item, value);
+                cmd.Parameters.AddWithValue("?UUID", regionID.ToString());
 
-
-            cmd.Parameters.AddWithValue("?"+item, value);
-            cmd.Parameters.AddWithValue("?UUID", regionID.ToString());
-
-            if (ExecuteNonQuery(cmd) > 0)
-                return true;
+                if (ExecuteNonQuery(cmd) > 0)
+                    return true;
+            }
 
             return false;
         }
 
         public bool Delete(UUID regionID)
         {
-            MySqlCommand cmd = new MySqlCommand("delete from `" + m_Realm +
-                    "` where uuid = ?UUID");
+            using (MySqlCommand cmd = new MySqlCommand("delete from `" + m_Realm + "` where uuid = ?UUID"))
+            {
+                cmd.Parameters.AddWithValue("?UUID", regionID.ToString());
 
-
-            cmd.Parameters.AddWithValue("?UUID", regionID.ToString());
-
-            if (ExecuteNonQuery(cmd) > 0)
-                return true;
+                if (ExecuteNonQuery(cmd) > 0)
+                    return true;
+            }
 
             return false;
         }

OpenSim/Data/MySQL/MySQLUserAccountData.cs

@@ -64,48 +64,44 @@ namespace OpenSim.Data.MySQL
             if (scopeID != UUID.Zero)
                 command += " and ScopeID = ?scopeID";
 
-            MySqlCommand cmd = new MySqlCommand(command);
-
-            cmd.Parameters.AddWithValue("?principalID", principalID.ToString());
-            cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
-
-            IDataReader result = ExecuteReader(cmd);
-
-            if (result.Read())
+            using (MySqlCommand cmd = new MySqlCommand(command))
             {
-                ret.PrincipalID = principalID;
-                UUID scope;
-                UUID.TryParse(result["ScopeID"].ToString(), out scope);
-                ret.ScopeID = scope;
+                cmd.Parameters.AddWithValue("?principalID", principalID.ToString());
+                cmd.Parameters.AddWithValue("?scopeID", scopeID.ToString());
 
-                if (m_ColumnNames == null)
+                using (IDataReader result = ExecuteReader(cmd))
                 {
-                    m_ColumnNames = new List<string>();
+                    if (result.Read())
+                    {
+                        ret.PrincipalID = principalID;
+                        UUID scope;
+                        UUID.TryParse(result["ScopeID"].ToString(), out scope);
+                        ret.ScopeID = scope;
 
-                    DataTable schemaTable = result.GetSchemaTable();
-                    foreach (DataRow row in schemaTable.Rows)
-                        m_ColumnNames.Add(row["ColumnName"].ToString());
+                        if (m_ColumnNames == null)
+                        {
+                            m_ColumnNames = new List<string>();
+
+                            DataTable schemaTable = result.GetSchemaTable();
+                            foreach (DataRow row in schemaTable.Rows)
+                                m_ColumnNames.Add(row["ColumnName"].ToString());
+                        }
+
+                        foreach (string s in m_ColumnNames)
+                        {
+                            if (s == "UUID")
+                                continue;
+                            if (s == "ScopeID")
+                                continue;
+
+                            ret.Data[s] = result[s].ToString();
+                        }
+
+                        return ret;
+                    }
                 }
-
-                foreach (string s in m_ColumnNames)
-                {
-                    if (s == "UUID")
-                        continue;
-                    if (s == "ScopeID")
-                        continue;
-
-                    ret.Data[s] = result[s].ToString();
-                }
-
-                result.Close();
-                CloseReaderCommand(cmd);
-
-                return ret;
             }
 
-            result.Close();
-            CloseReaderCommand(cmd);
-
             return null;
         }
 
@@ -118,61 +114,60 @@ namespace OpenSim.Data.MySQL
 
             string[] fields = new List<string>(data.Data.Keys).ToArray();
 
-            MySqlCommand cmd = new MySqlCommand();
-
-            string update = "update `"+m_Realm+"` set ";
-            bool first = true;
-            foreach (string field in fields)
+            using (MySqlCommand cmd = new MySqlCommand())
             {
-                if (!first)
-                    update += ", ";
-                update += "`" + field + "` = ?"+field;
+                string update = "update `" + m_Realm + "` set ";
+                bool first = true;
+                foreach (string field in fields)
+                {
+                    if (!first)
+                        update += ", ";
+                    update += "`" + field + "` = ?" + field;
 
-                first = false;
+                    first = false;
 
-                cmd.Parameters.AddWithValue("?"+field, data.Data[field]);
-            }
+                    cmd.Parameters.AddWithValue("?" + field, data.Data[field]);
+                }
 
-            update += " where UUID = ?principalID";
+                update += " where UUID = ?principalID";
 
-            if (data.ScopeID != UUID.Zero)
-                update += " and ScopeID = ?scopeID";
+                if (data.ScopeID != UUID.Zero)
+                    update += " and ScopeID = ?scopeID";
 
-            cmd.CommandText = update;
-            cmd.Parameters.AddWithValue("?principalID", data.PrincipalID.ToString());
-            cmd.Parameters.AddWithValue("?scopeID", data.ScopeID.ToString());
-
-            if (ExecuteNonQuery(cmd) < 1)
-            {
-                string insert = "insert into `" + m_Realm + "` (`UUID`, `ScopeID`, `" +
-                        String.Join("`, `", fields) +
-                        "`) values (?principalID, ?scopeID, ?" + String.Join(", ?", fields) + ")";
-
-                cmd.CommandText = insert;
+                cmd.CommandText = update;
+                cmd.Parameters.AddWithValue("?principalID", data.PrincipalID.ToString());
+                cmd.Parameters.AddWithValue("?scopeID", data.ScopeID.ToString());
 
                 if (ExecuteNonQuery(cmd) < 1)
                 {
-                    cmd.Dispose();
-                    return false;
+                    string insert = "insert into `" + m_Realm + "` (`UUID`, `ScopeID`, `" +
+                            String.Join("`, `", fields) +
+                            "`) values (?principalID, ?scopeID, ?" + String.Join(", ?", fields) + ")";
+
+                    cmd.CommandText = insert;
+
+                    if (ExecuteNonQuery(cmd) < 1)
+                    {
+                        cmd.Dispose();
+                        return false;
+                    }
                 }
             }
 
-            cmd.Dispose();
-
             return true;
         }
 
         public bool SetDataItem(UUID principalID, string item, string value)
         {
-            MySqlCommand cmd = new MySqlCommand("update `" + m_Realm +
-                    "` set `" + item + "` = ?" + item + " where UUID = ?UUID");
+            using (MySqlCommand cmd = new MySqlCommand("update `" + m_Realm + "` set `" +
+                item + "` = ?" + item + " where UUID = ?UUID"))
+            {
+                cmd.Parameters.AddWithValue("?" + item, value);
+                cmd.Parameters.AddWithValue("?UUID", principalID.ToString());
 
-
-            cmd.Parameters.AddWithValue("?"+item, value);
-            cmd.Parameters.AddWithValue("?UUID", principalID.ToString());
-
-            if (ExecuteNonQuery(cmd) > 0)
-                return true;
+                if (ExecuteNonQuery(cmd) > 0)
+                    return true;
+            }
 
             return false;
         }

OpenSim/Data/MySQL/MySQLUserData.cs

@@ -181,21 +181,20 @@ namespace OpenSim.Data.MySQL
                 param["?first"] = user;
                 param["?second"] = last;
 
-                IDbCommand result =
-                    dbm.Manager.Query(
-                        "SELECT * FROM " + m_usersTableName + " WHERE username = ?first AND lastname = ?second", param);
-                IDataReader reader = result.ExecuteReader();
-
-                UserProfileData row = dbm.Manager.readUserRow(reader);
-
-                reader.Dispose();
-                result.Dispose();
-                return row;
+                using (IDbCommand result = dbm.Manager.Query(
+                    "SELECT * FROM " + m_usersTableName + " WHERE username = ?first AND lastname = ?second", param))
+                {
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        UserProfileData row = dbm.Manager.readUserRow(reader);
+                        return row;
+                    }
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
             finally
@@ -220,28 +219,30 @@ namespace OpenSim.Data.MySQL
 
             try
             {
-                IDbCommand adder =
-                    dbm.Manager.Query(
-                        "INSERT INTO `" + m_userFriendsTableName + "` " +
-                        "(`ownerID`,`friendID`,`friendPerms`,`datetimestamp`) " +
-                        "VALUES " +
-                        "(?ownerID,?friendID,?friendPerms,?datetimestamp)",
-                        param);
-                adder.ExecuteNonQuery();
+                using (IDbCommand adder = dbm.Manager.Query(
+                    "INSERT INTO `" + m_userFriendsTableName + "` " +
+                    "(`ownerID`,`friendID`,`friendPerms`,`datetimestamp`) " +
+                    "VALUES " +
+                    "(?ownerID,?friendID,?friendPerms,?datetimestamp)",
+                    param))
+                {
+                    adder.ExecuteNonQuery();
+                }
 
-                adder =
-                    dbm.Manager.Query(
-                        "INSERT INTO `" + m_userFriendsTableName + "` " +
-                        "(`ownerID`,`friendID`,`friendPerms`,`datetimestamp`) " +
-                        "VALUES " +
-                        "(?friendID,?ownerID,?friendPerms,?datetimestamp)",
-                        param);
-                adder.ExecuteNonQuery();
+                using (IDbCommand adder = dbm.Manager.Query(
+                    "INSERT INTO `" + m_userFriendsTableName + "` " +
+                    "(`ownerID`,`friendID`,`friendPerms`,`datetimestamp`) " +
+                    "VALUES " +
+                    "(?friendID,?ownerID,?friendPerms,?datetimestamp)",
+                    param))
+                {
+                    adder.ExecuteNonQuery();
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return;
             }
             finally
@@ -260,22 +261,24 @@ namespace OpenSim.Data.MySQL
 
             try
             {
-                IDbCommand updater =
-                    dbm.Manager.Query(
+                using (IDbCommand updater = dbm.Manager.Query(
                         "delete from " + m_userFriendsTableName + " where ownerID = ?ownerID and friendID = ?friendID",
-                        param);
-                updater.ExecuteNonQuery();
+                        param))
+                {
+                    updater.ExecuteNonQuery();
+                }
 
-                updater =
-                    dbm.Manager.Query(
+                using (IDbCommand updater = dbm.Manager.Query(
                         "delete from " + m_userFriendsTableName + " where ownerID = ?friendID and friendID = ?ownerID",
-                        param);
-                updater.ExecuteNonQuery();
+                        param))
+                {
+                    updater.ExecuteNonQuery();
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return;
             }
             finally
@@ -295,18 +298,19 @@ namespace OpenSim.Data.MySQL
 
             try
             {
-                IDbCommand updater =
-                    dbm.Manager.Query(
+                using (IDbCommand updater = dbm.Manager.Query(
                         "update " + m_userFriendsTableName +
                         " SET friendPerms = ?friendPerms " +
                         "where ownerID = ?ownerID and friendID = ?friendID",
-                        param);
-                updater.ExecuteNonQuery();
+                        param))
+                {
+                    updater.ExecuteNonQuery();
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return;
             }
             finally
@@ -327,34 +331,33 @@ namespace OpenSim.Data.MySQL
             try
             {
                 //Left Join userfriends to itself
-                IDbCommand result =
-                    dbm.Manager.Query(
-                        "select a.ownerID,a.friendID,a.friendPerms,b.friendPerms as ownerperms from " +
-                        m_userFriendsTableName + " as a, " + m_userFriendsTableName + " as b" +
-                        " where a.ownerID = ?ownerID and b.ownerID = a.friendID and b.friendID = a.ownerID",
-                        param);
-                IDataReader reader = result.ExecuteReader();
-
-                while (reader.Read())
+                using (IDbCommand result = dbm.Manager.Query(
+                    "select a.ownerID,a.friendID,a.friendPerms,b.friendPerms as ownerperms from " +
+                    m_userFriendsTableName + " as a, " + m_userFriendsTableName + " as b" +
+                    " where a.ownerID = ?ownerID and b.ownerID = a.friendID and b.friendID = a.ownerID",
+                    param))
                 {
-                    FriendListItem fli = new FriendListItem();
-                    fli.FriendListOwner = new UUID((string) reader["ownerID"]);
-                    fli.Friend = new UUID((string) reader["friendID"]);
-                    fli.FriendPerms = (uint) Convert.ToInt32(reader["friendPerms"]);
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        while (reader.Read())
+                        {
+                            FriendListItem fli = new FriendListItem();
+                            fli.FriendListOwner = new UUID((string)reader["ownerID"]);
+                            fli.Friend = new UUID((string)reader["friendID"]);
+                            fli.FriendPerms = (uint)Convert.ToInt32(reader["friendPerms"]);
 
-                    // This is not a real column in the database table, it's a joined column from the opposite record
-                    fli.FriendListOwnerPerms = (uint) Convert.ToInt32(reader["ownerperms"]);
+                            // This is not a real column in the database table, it's a joined column from the opposite record
+                            fli.FriendListOwnerPerms = (uint)Convert.ToInt32(reader["ownerperms"]);
 
-                    Lfli.Add(fli);
+                            Lfli.Add(fli);
+                        }
+                    }
                 }
-
-                reader.Dispose();
-                result.Dispose();
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return Lfli;
             }
             finally
@@ -376,29 +379,29 @@ namespace OpenSim.Data.MySQL
                 {
                     Dictionary<string, object> param = new Dictionary<string, object>();
                     param["?uuid"] = uuid.ToString();
-                    IDbCommand result =
-                        dbm.Manager.Query("select agentOnline,currentHandle from " + m_agentsTableName +
-                                          " where UUID = ?uuid", param);
 
-                    IDataReader reader = result.ExecuteReader();
-                    while (reader.Read())
+                    using (IDbCommand result = dbm.Manager.Query("select agentOnline,currentHandle from " + m_agentsTableName +
+                                          " where UUID = ?uuid", param))
                     {
-                        FriendRegionInfo fri = new FriendRegionInfo();
-                        fri.isOnline = (sbyte)reader["agentOnline"] != 0;
-                        fri.regionHandle = (ulong)reader["currentHandle"];
+                        using (IDataReader reader = result.ExecuteReader())
+                        {
+                            while (reader.Read())
+                            {
+                                FriendRegionInfo fri = new FriendRegionInfo();
+                                fri.isOnline = (sbyte)reader["agentOnline"] != 0;
+                                fri.regionHandle = (ulong)reader["currentHandle"];
 
-                        infos[uuid] = fri;
+                                infos[uuid] = fri;
+                            }
+                        }
                     }
-
-                    reader.Dispose();
-                    result.Dispose();
                 }
             }
             catch (Exception e)
             {
                 m_log.Warn("[MYSQL]: Got exception on trying to find friends regions:", e);
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
             }
             finally
             {
@@ -427,28 +430,28 @@ namespace OpenSim.Data.MySQL
 
                 try
                 {
-                    IDbCommand result =
-                        dbm.Manager.Query(
-                            "SELECT UUID,username,lastname FROM " + m_usersTableName +
-                            " WHERE username like ?first AND lastname like ?second LIMIT 100",
-                            param);
-                    IDataReader reader = result.ExecuteReader();
-
-                    while (reader.Read())
+                    using (IDbCommand result = dbm.Manager.Query(
+                        "SELECT UUID,username,lastname FROM " + m_usersTableName +
+                        " WHERE username like ?first AND lastname like ?second LIMIT 100",
+                        param))
                     {
-                        AvatarPickerAvatar user = new AvatarPickerAvatar();
-                        user.AvatarID = new UUID((string) reader["UUID"]);
-                        user.firstName = (string) reader["username"];
-                        user.lastName = (string) reader["lastname"];
-                        returnlist.Add(user);
+                        using (IDataReader reader = result.ExecuteReader())
+                        {
+                            while (reader.Read())
+                            {
+                                AvatarPickerAvatar user = new AvatarPickerAvatar();
+                                user.AvatarID = new UUID((string)reader["UUID"]);
+                                user.firstName = (string)reader["username"];
+                                user.lastName = (string)reader["lastname"];
+                                returnlist.Add(user);
+                            }
+                        }
                     }
-                    reader.Dispose();
-                    result.Dispose();
                 }
                 catch (Exception e)
                 {
                     dbm.Manager.Reconnect();
-                    m_log.Error(e.ToString());
+                    m_log.Error(e.Message, e);
                     return returnlist;
                 }
                 finally
@@ -465,28 +468,28 @@ namespace OpenSim.Data.MySQL
                     Dictionary<string, object> param = new Dictionary<string, object>();
                     param["?first"] = objAlphaNumericPattern.Replace(querysplit[0], String.Empty) + "%";
 
-                    IDbCommand result =
-                        dbm.Manager.Query(
-                            "SELECT UUID,username,lastname FROM " + m_usersTableName +
-                            " WHERE username like ?first OR lastname like ?first LIMIT 100",
-                            param);
-                    IDataReader reader = result.ExecuteReader();
-
-                    while (reader.Read())
+                    using (IDbCommand result = dbm.Manager.Query(
+                        "SELECT UUID,username,lastname FROM " + m_usersTableName +
+                        " WHERE username like ?first OR lastname like ?first LIMIT 100",
+                        param))
                     {
-                        AvatarPickerAvatar user = new AvatarPickerAvatar();
-                        user.AvatarID = new UUID((string) reader["UUID"]);
-                        user.firstName = (string) reader["username"];
-                        user.lastName = (string) reader["lastname"];
-                        returnlist.Add(user);
+                        using (IDataReader reader = result.ExecuteReader())
+                        {
+                            while (reader.Read())
+                            {
+                                AvatarPickerAvatar user = new AvatarPickerAvatar();
+                                user.AvatarID = new UUID((string)reader["UUID"]);
+                                user.firstName = (string)reader["username"];
+                                user.lastName = (string)reader["lastname"];
+                                returnlist.Add(user);
+                            }
+                        }
                     }
-                    reader.Dispose();
-                    result.Dispose();
                 }
                 catch (Exception e)
                 {
                     dbm.Manager.Reconnect();
-                    m_log.Error(e.ToString());
+                    m_log.Error(e.Message, e);
                     return returnlist;
                 }
                 finally
@@ -510,20 +513,19 @@ namespace OpenSim.Data.MySQL
                 Dictionary<string, object> param = new Dictionary<string, object>();
                 param["?uuid"] = uuid.ToString();
 
-                IDbCommand result = dbm.Manager.Query("SELECT * FROM " + m_usersTableName + " WHERE UUID = ?uuid", param);
-                IDataReader reader = result.ExecuteReader();
-
-                UserProfileData row = dbm.Manager.readUserRow(reader);
-
-                reader.Dispose();
-                result.Dispose();
-
-                return row;
+                using (IDbCommand result = dbm.Manager.Query("SELECT * FROM " + m_usersTableName + " WHERE UUID = ?uuid", param))
+                {
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        UserProfileData row = dbm.Manager.readUserRow(reader);
+                        return row;
+                    }
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
             finally
@@ -569,15 +571,15 @@ namespace OpenSim.Data.MySQL
 
             try
             {
-               dbm.Manager.ExecuteParameterizedSql(
-                        "update " + m_usersTableName + " SET webLoginKey = ?webLoginKey " +
-                        "where UUID = ?UUID",
-                        param);
+                dbm.Manager.ExecuteParameterizedSql(
+                    "update " + m_usersTableName + " SET webLoginKey = ?webLoginKey " +
+                    "where UUID = ?UUID",
+                    param);
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return;
             }
             finally
@@ -600,21 +602,19 @@ namespace OpenSim.Data.MySQL
                 Dictionary<string, object> param = new Dictionary<string, object>();
                 param["?uuid"] = uuid.ToString();
 
-                IDbCommand result = dbm.Manager.Query("SELECT * FROM " + m_agentsTableName + " WHERE UUID = ?uuid",
-                                                      param);
-                IDataReader reader = result.ExecuteReader();
-
-                UserAgentData row = dbm.Manager.readAgentRow(reader);
-
-                reader.Dispose();
-                result.Dispose();
-
-                return row;
+                using (IDbCommand result = dbm.Manager.Query("SELECT * FROM " + m_agentsTableName + " WHERE UUID = ?uuid", param))
+                {
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        UserAgentData row = dbm.Manager.readAgentRow(reader);
+                        return row;
+                    }
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
             finally
@@ -638,19 +638,20 @@ namespace OpenSim.Data.MySQL
 
             try
             {
-                dbm.Manager.insertUserRow(user.ID, user.FirstName, user.SurName, user.Email, user.PasswordHash, user.PasswordSalt,
-                                          user.HomeRegion, user.HomeRegionID, user.HomeLocation.X, user.HomeLocation.Y,
-                                          user.HomeLocation.Z,
-                                          user.HomeLookAt.X, user.HomeLookAt.Y, user.HomeLookAt.Z, user.Created,
-                                          user.LastLogin, user.UserInventoryURI, user.UserAssetURI,
-                                          user.CanDoMask, user.WantDoMask,
-                                          user.AboutText, user.FirstLifeAboutText, user.Image,
-                                          user.FirstLifeImage, user.WebLoginKey, user.UserFlags, user.GodLevel, user.CustomType, user.Partner);
+                dbm.Manager.insertUserRow(
+                    user.ID, user.FirstName, user.SurName, user.Email, user.PasswordHash, user.PasswordSalt,
+                    user.HomeRegion, user.HomeRegionID, user.HomeLocation.X, user.HomeLocation.Y,
+                    user.HomeLocation.Z,
+                    user.HomeLookAt.X, user.HomeLookAt.Y, user.HomeLookAt.Z, user.Created,
+                    user.LastLogin, user.UserInventoryURI, user.UserAssetURI,
+                    user.CanDoMask, user.WantDoMask,
+                    user.AboutText, user.FirstLifeAboutText, user.Image,
+                    user.FirstLifeImage, user.WebLoginKey, user.UserFlags, user.GodLevel, user.CustomType, user.Partner);
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
             }
             finally
             {
@@ -676,7 +677,7 @@ namespace OpenSim.Data.MySQL
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
             }
             finally
             {
@@ -693,14 +694,15 @@ namespace OpenSim.Data.MySQL
             MySQLSuperManager dbm = GetLockedConnection("UpdateUserProfile");
             try
             {
-                dbm.Manager.updateUserRow(user.ID, user.FirstName, user.SurName, user.Email, user.PasswordHash, user.PasswordSalt,
-                                          user.HomeRegion, user.HomeRegionID, user.HomeLocation.X, user.HomeLocation.Y,
-                                          user.HomeLocation.Z, user.HomeLookAt.X,
-                                          user.HomeLookAt.Y, user.HomeLookAt.Z, user.Created, user.LastLogin,
-                                          user.UserInventoryURI,
-                                          user.UserAssetURI, user.CanDoMask, user.WantDoMask, user.AboutText,
-                                          user.FirstLifeAboutText, user.Image, user.FirstLifeImage, user.WebLoginKey,
-                                          user.UserFlags, user.GodLevel, user.CustomType, user.Partner);
+                dbm.Manager.updateUserRow(
+                    user.ID, user.FirstName, user.SurName, user.Email, user.PasswordHash, user.PasswordSalt,
+                    user.HomeRegion, user.HomeRegionID, user.HomeLocation.X, user.HomeLocation.Y,
+                    user.HomeLocation.Z, user.HomeLookAt.X,
+                    user.HomeLookAt.Y, user.HomeLookAt.Z, user.Created, user.LastLogin,
+                    user.UserInventoryURI,
+                    user.UserAssetURI, user.CanDoMask, user.WantDoMask, user.AboutText,
+                    user.FirstLifeAboutText, user.Image, user.FirstLifeImage, user.WebLoginKey,
+                    user.UserFlags, user.GodLevel, user.CustomType, user.Partner);
             }
             finally
             {
@@ -748,29 +750,29 @@ namespace OpenSim.Data.MySQL
                 Dictionary<string, object> param = new Dictionary<string, object>();
                 param["?owner"] = user.ToString();
 
-                IDbCommand result = dbm.Manager.Query(
-                    "SELECT * FROM " + m_appearanceTableName + " WHERE owner = ?owner", param);
-                IDataReader reader = result.ExecuteReader();
-
-                AvatarAppearance appearance = dbm.Manager.readAppearanceRow(reader);
-
-                reader.Dispose();
-                result.Dispose();
-
-                if (null == appearance)
+                using (IDbCommand result = dbm.Manager.Query("SELECT * FROM " + m_appearanceTableName + " WHERE owner = ?owner", param))
                 {
-                    m_log.WarnFormat("[USER DB] No appearance found for user {0}", user.ToString());
-                    return null;
-                }
-                
-                appearance.SetAttachments(GetUserAttachments(user));
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        AvatarAppearance appearance = dbm.Manager.readAppearanceRow(reader);
 
-                return appearance;
+                        if (appearance == null)
+                        {
+                            m_log.WarnFormat("[USER DB] No appearance found for user {0}", user.ToString());
+                            return null;
+                        }
+                        else
+                        {
+                            appearance.SetAttachments(GetUserAttachments(user));
+                            return appearance;
+                        }
+                    }
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
             finally
@@ -798,7 +800,7 @@ namespace OpenSim.Data.MySQL
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
             }
             finally
             {
@@ -833,20 +835,20 @@ namespace OpenSim.Data.MySQL
 
             try
             {
-                IDbCommand result = dbm.Manager.Query(
-                    "SELECT attachpoint, item, asset from " + m_attachmentsTableName + " WHERE UUID = ?uuid", param);
-                IDataReader reader = result.ExecuteReader();
-
-                Hashtable ret = dbm.Manager.readAttachments(reader);
-
-                reader.Dispose();
-                result.Dispose();
-                return ret;
+                using (IDbCommand result = dbm.Manager.Query(
+                    "SELECT attachpoint, item, asset from " + m_attachmentsTableName + " WHERE UUID = ?uuid", param))
+                {
+                    using (IDataReader reader = result.ExecuteReader())
+                    {
+                        Hashtable ret = dbm.Manager.readAttachments(reader);
+                        return ret;
+                    }
+                }
             }
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return null;
             }
             finally
@@ -905,7 +907,7 @@ namespace OpenSim.Data.MySQL
             catch (Exception e)
             {
                 dbm.Manager.Reconnect();
-                m_log.Error(e.ToString());
+                m_log.Error(e.Message, e);
                 return;
             }
             finally

OpenSim/Data/SQLite/SQLiteRegionData.cs

@@ -581,13 +581,17 @@ namespace OpenSim.Data.SQLite
                         if (row.Read())
                         {
                             // TODO: put this into a function
-                            MemoryStream str = new MemoryStream((byte[]) row["Heightfield"]);
-                            BinaryReader br = new BinaryReader(str);
-                            for (int x = 0; x < (int)Constants.RegionSize; x++)
+                            using (MemoryStream str = new MemoryStream((byte[])row["Heightfield"]))
                             {
-                                for (int y = 0; y < (int)Constants.RegionSize; y++)
+                                using (BinaryReader br = new BinaryReader(str))
                                 {
-                                    terret[x, y] = br.ReadDouble();
+                                    for (int x = 0; x < (int)Constants.RegionSize; x++)
+                                    {
+                                        for (int y = 0; y < (int)Constants.RegionSize; y++)
+                                        {
+                                            terret[x, y] = br.ReadDouble();
+                                        }
+                                    }
                                 }
                             }
                             rev = (int) row["Revision"];

OpenSim/Framework/AssetLandmark.cs

@@ -49,7 +49,7 @@ namespace OpenSim.Framework
 
         private void InternData()
         {
-            string temp = Encoding.UTF8.GetString(Data).Trim();
+            string temp = Util.UTF8.GetString(Data).Trim();
             string[] parts = temp.Split('\n');
             int.TryParse(parts[0].Substring(17, 1), out Version);
             UUID.TryParse(parts[1].Substring(10, 36), out RegionID);

OpenSim/Framework/Capabilities/LLSD.cs

@@ -112,7 +112,7 @@ namespace OpenSim.Framework.Capabilities
 
             writer.Close();
 
-            return Encoding.UTF8.GetBytes(sw.ToString());
+            return Util.UTF8.GetBytes(sw.ToString());
         }
 
         /// <summary>
@@ -329,7 +329,7 @@ namespace OpenSim.Framework.Capabilities
 
                         reader.Read();
                         FromBase64Transform b64 = new FromBase64Transform(FromBase64TransformMode.IgnoreWhiteSpaces);
-                        byte[] inp = Encoding.UTF8.GetBytes(reader.ReadString());
+                        byte[] inp = Util.UTF8.GetBytes(reader.ReadString());
                         ret = b64.TransformFinalBlock(inp, 0, inp.Length);
                         break;
                     }

OpenSim/Framework/Capabilities/LLSDStreamHandler.cs

@@ -47,7 +47,7 @@ namespace OpenSim.Framework.Capabilities
         public override byte[] Handle(string path, Stream request,
                                       OSHttpRequest httpRequest, OSHttpResponse httpResponse)
         {
-            //Encoding encoding = Encoding.UTF8;
+            //Encoding encoding = Util.UTF8;
             //StreamReader streamReader = new StreamReader(request, false);
 
             //string requestBody = streamReader.ReadToEnd();

OpenSim/Framework/Communications/Clients/RegionClient.cs

@@ -106,7 +106,6 @@ namespace OpenSim.Framework.Communications.Clients
                 AgentCreateRequest.ContentLength = buffer.Length;   //Count bytes to send
                 os = AgentCreateRequest.GetRequestStream();
                 os.Write(buffer, 0, strBuffer.Length);         //Send it
-                os.Close();
                 //m_log.InfoFormat("[REST COMMS]: Posted CreateChildAgent request to remote sim {0}", uri);
             }
             //catch (WebException ex)
@@ -116,6 +115,11 @@ namespace OpenSim.Framework.Communications.Clients
                 reason = "cannot contact remote region";
                 return false;
             }
+            finally
+            {
+                if (os != null)
+                    os.Close();
+            }
 
             // Let's wait for the response
             //m_log.Info("[REST COMMS]: Waiting for a reply after DoCreateChildAgentCall");
@@ -224,7 +228,6 @@ namespace OpenSim.Framework.Communications.Clients
                 ChildUpdateRequest.ContentLength = buffer.Length;   //Count bytes to send
                 os = ChildUpdateRequest.GetRequestStream();
                 os.Write(buffer, 0, strBuffer.Length);         //Send it
-                os.Close();
                 //m_log.InfoFormat("[REST COMMS]: Posted ChildAgentUpdate request to remote sim {0}", uri);
             }
             //catch (WebException ex)
@@ -234,6 +237,11 @@ namespace OpenSim.Framework.Communications.Clients
 
                 return false;
             }
+            finally
+            {
+                if (os != null)
+                    os.Close();
+            }
 
             // Let's wait for the response
             //m_log.Info("[REST COMMS]: Waiting for a reply after ChildAgentUpdate");
@@ -437,7 +445,6 @@ namespace OpenSim.Framework.Communications.Clients
                 ObjectCreateRequest.ContentLength = buffer.Length;   //Count bytes to send
                 os = ObjectCreateRequest.GetRequestStream();
                 os.Write(buffer, 0, strBuffer.Length);         //Send it
-                os.Close();
                 m_log.InfoFormat("[REST COMMS]: Posted ChildAgentUpdate request to remote sim {0}", uri);
             }
             //catch (WebException ex)
@@ -447,6 +454,11 @@ namespace OpenSim.Framework.Communications.Clients
 
                 return false;
             }
+            finally
+            {
+                if (os != null)
+                    os.Close();
+            }
 
             // Let's wait for the response
             //m_log.Info("[REST COMMS]: Waiting for a reply after DoCreateChildAgentCall");
@@ -512,7 +524,6 @@ namespace OpenSim.Framework.Communications.Clients
                 ObjectCreateRequest.ContentLength = buffer.Length;   //Count bytes to send
                 os = ObjectCreateRequest.GetRequestStream();
                 os.Write(buffer, 0, strBuffer.Length);         //Send it
-                os.Close();
                 //m_log.InfoFormat("[REST COMMS]: Posted CreateObject request to remote sim {0}", uri);
             }
             //catch (WebException ex)
@@ -522,6 +533,11 @@ namespace OpenSim.Framework.Communications.Clients
 
                 return false;
             }
+            finally
+            {
+                if (os != null)
+                    os.Close();
+            }
 
             // Let's wait for the response
             //m_log.Info("[REST COMMS]: Waiting for a reply after DoCreateChildAgentCall");
@@ -597,7 +613,6 @@ namespace OpenSim.Framework.Communications.Clients
                 HelloNeighbourRequest.ContentLength = buffer.Length;   //Count bytes to send
                 os = HelloNeighbourRequest.GetRequestStream();
                 os.Write(buffer, 0, strBuffer.Length);         //Send it
-                os.Close();
                 //m_log.InfoFormat("[REST COMMS]: Posted HelloNeighbour request to remote sim {0}", uri);
             }
             //catch (WebException ex)
@@ -607,7 +622,11 @@ namespace OpenSim.Framework.Communications.Clients
 
                 return false;
             }
-
+            finally
+            {
+                if (os != null)
+                    os.Close();
+            }
             // Let's wait for the response
             //m_log.Info("[REST COMMS]: Waiting for a reply after DoHelloNeighbourCall");
 

OpenSim/Framework/Communications/XMPP/XmppWriter.cs

@@ -38,7 +38,7 @@ namespace OpenSim.Framework.Communications.XMPP
         {
         }
 
-        public XMPPWriter(IOStream stream) : this(stream, Encoding.UTF8)
+        public XMPPWriter(IOStream stream) : this(stream, Util.UTF8)
         {
         }
 

OpenSim/Framework/Configuration/HTTP/HTTPConfiguration.cs

@@ -77,7 +77,7 @@ namespace OpenSim.Framework.Configuration.HTTP
                     count = resStream.Read(buf, 0, buf.Length);
                     if (count != 0)
                     {
-                        tempString = Encoding.UTF8.GetString(buf, 0, count);
+                        tempString = Util.UTF8.GetString(buf, 0, count);
                         sb.Append(tempString);
                     }
                 } while (count > 0);

OpenSim/Framework/Servers/HttpServer/AsynchronousRestObjectRequester.cs

@@ -91,24 +91,35 @@ namespace OpenSim.Framework.Servers.HttpServer
                     Stream requestStream = request.EndGetRequestStream(res);
 
                     requestStream.Write(buffer.ToArray(), 0, length);
+                    requestStream.Close();
 
                     request.BeginGetResponse(delegate(IAsyncResult ar)
                     {
                         response = request.EndGetResponse(ar);
-
+                        Stream respStream = null;
                         try
                         {
-                            deserial = (TResponse) deserializer.Deserialize(
-                                    response.GetResponseStream());
+                            respStream = response.GetResponseStream();
+                            deserial = (TResponse)deserializer.Deserialize(
+                                    respStream);
                         }
                         catch (System.InvalidOperationException)
                         {
                         }
+                        finally
+                        {
+                            // Let's not close this
+                            //buffer.Close();
+                            respStream.Close();
+                            response.Close();
+                        }
 
                         action(deserial);
+
                     }, null);
                 }, null);
 
+                
                 return;
             }
 
@@ -119,14 +130,21 @@ namespace OpenSim.Framework.Servers.HttpServer
                     // If the server returns a 404, this appears to trigger a System.Net.WebException even though that isn't
                     // documented in MSDN
                     response = request.EndGetResponse(res2);
-              
+
+                    Stream respStream = null;
                     try
                     {
-                        deserial = (TResponse)deserializer.Deserialize(response.GetResponseStream());
+                        respStream = response.GetResponseStream();
+                        deserial = (TResponse)deserializer.Deserialize(respStream);
                     }
                     catch (System.InvalidOperationException)
                     {
                     }
+                    finally
+                    {
+                        respStream.Close();
+                        response.Close();
+                    }
                 }
                 catch (WebException e)
                 {
@@ -148,7 +166,7 @@ namespace OpenSim.Framework.Servers.HttpServer
                     }
                     else
                     {
-                        m_log.ErrorFormat("[ASYNC REQUEST]: Request {0} {1} failed with exception {2}", verb, requestUrl, e);
+                        m_log.ErrorFormat("[ASYNC REQUEST]: Request {0} {1} failed with status {2} and message {3}", verb, requestUrl, e.Status, e.Message);
                     }
                 }
                 catch (Exception e)

OpenSim/Framework/Servers/HttpServer/BaseHttpServer.cs

@@ -979,7 +979,7 @@ namespace OpenSim.Framework.Servers.HttpServer
             }
 
             // response.ContentType = "application/llsd+json";
-            // return Encoding.UTF8.GetBytes(OSDParser.SerializeJsonString(llsdResponse));
+            // return Util.UTF8.GetBytes(OSDParser.SerializeJsonString(llsdResponse));
             response.ContentType = "application/llsd+xml";
             return OSDParser.SerializeLLSDXmlBytes(llsdResponse);
         }

OpenSim/Framework/Servers/HttpServer/RestSessionService.cs

@@ -94,13 +94,26 @@ namespace OpenSim.Framework.Servers.HttpServer
 
             Stream requestStream = request.GetRequestStream();
             requestStream.Write(buffer.ToArray(), 0, length);
+            buffer.Close();
             requestStream.Close();
+
             TResponse deserial = default(TResponse);
             using (WebResponse resp = request.GetResponse())
             {
                 XmlSerializer deserializer = new XmlSerializer(typeof(TResponse));
-                deserial = (TResponse)deserializer.Deserialize(resp.GetResponseStream());
-                resp.Close();
+                Stream respStream = null;
+                try
+                {
+                    respStream = resp.GetResponseStream();
+                    deserial = (TResponse)deserializer.Deserialize(respStream);
+                }
+                catch { }
+                finally
+                {
+                    if (respStream != null)
+                        respStream.Close();
+                    resp.Close();
+                }
             }
             return deserial;
         }
@@ -140,6 +153,7 @@ namespace OpenSim.Framework.Servers.HttpServer
                 serializer.Serialize(writer, sobj);
                 writer.Flush();
             }
+            buffer.Close();
 
             int length = (int)buffer.Length;
             request.ContentLength = length;
@@ -165,6 +179,8 @@ namespace OpenSim.Framework.Servers.HttpServer
                 //                m_log.DebugFormat("[REST OBJECT POSTER RESPONSE]: Received {0}", reader.ReadToEnd());
 
                 deserial = (TResponse)deserializer.Deserialize(stream);
+                if (stream != null)
+                    stream.Close();
 
                 if (deserial != null && ResponseCallback != null)
                 {

OpenSim/Framework/Servers/HttpServer/SynchronousRestFormsRequester.cs

@@ -66,8 +66,23 @@ namespace OpenSim.Framework.Servers.HttpServer
                 length = (int)obj.Length;
                 request.ContentLength = length;
 
-                Stream requestStream = request.GetRequestStream();
-                requestStream.Write(buffer.ToArray(), 0, length);
+                Stream requestStream = null;
+                try
+                {
+                    requestStream = request.GetRequestStream();
+                    requestStream.Write(buffer.ToArray(), 0, length);
+                }
+                catch
+                {
+                }
+                finally
+                {
+                    if (requestStream != null)
+                        requestStream.Close();
+                    // Let's not close this
+                    //buffer.Close();
+
+                }
             }
 
             string respstring = String.Empty;
@@ -78,9 +93,20 @@ namespace OpenSim.Framework.Servers.HttpServer
                 {
                     if (resp.ContentLength > 0)
                     {
-                        using (StreamReader reader = new StreamReader(resp.GetResponseStream()))
+                        Stream respStream = null;
+                        try
                         {
-                            respstring = reader.ReadToEnd();
+                            respStream = resp.GetResponseStream();
+                            using (StreamReader reader = new StreamReader(respStream))
+                            {
+                                respstring = reader.ReadToEnd();
+                            }
+                        }
+                        catch { }
+                        finally
+                        {
+                            if (respStream != null)
+                                respStream.Close();
                         }
                     }
                 }

OpenSim/Framework/Servers/HttpServer/SynchronousRestObjectRequester.cs

@@ -58,6 +58,7 @@ namespace OpenSim.Framework.Servers.HttpServer
         public static TResponse MakeRequest<TRequest, TResponse>(string verb, string requestUrl, TRequest obj)
         {
             Type type = typeof (TRequest);
+            TResponse deserial = default(TResponse);
 
             WebRequest request = WebRequest.Create(requestUrl);
             request.Method = verb;
@@ -81,19 +82,33 @@ namespace OpenSim.Framework.Servers.HttpServer
                 int length = (int) buffer.Length;
                 request.ContentLength = length;
 
-                Stream requestStream = request.GetRequestStream();
-                requestStream.Write(buffer.ToArray(), 0, length);
+                Stream requestStream = null;
+                try
+                {
+                    requestStream = request.GetRequestStream();
+                    requestStream.Write(buffer.ToArray(), 0, length);
+                }
+                catch (Exception)
+                {
+                    return deserial;
+                }
+                finally
+                {
+                    if (requestStream != null)
+                        requestStream.Close();
+                }
             }
 
-            TResponse deserial = default(TResponse);
             try
             {
                 using (WebResponse resp = request.GetResponse())
                 {
                     if (resp.ContentLength > 0)
                     {
+                        Stream respStream = resp.GetResponseStream();
                         XmlSerializer deserializer = new XmlSerializer(typeof(TResponse));
-                        deserial = (TResponse)deserializer.Deserialize(resp.GetResponseStream());
+                        deserial = (TResponse)deserializer.Deserialize(respStream);
+                        respStream.Close();
                     }
                 }
             }

OpenSim/Framework/Util.cs

@@ -103,6 +103,8 @@ namespace OpenSim.Framework
         }
 
 
+        public static Encoding UTF8 = Encoding.UTF8;
+
         /// <value>
         /// Well known UUID for the blank texture used in the Linden SL viewer version 1.20 (and hopefully onwards) 
         /// </value>
@@ -465,7 +467,7 @@ namespace OpenSim.Framework
                     output.Append(": ");
                 }
 
-                output.Append(CleanString(Encoding.UTF8.GetString(bytes, 0, bytes.Length - 1)));
+                output.Append(CleanString(Util.UTF8.GetString(bytes, 0, bytes.Length - 1)));
             }
             else
             {
@@ -826,7 +828,7 @@ namespace OpenSim.Framework
 
         public static string Compress(string text)
         {
-            byte[] buffer = Encoding.UTF8.GetBytes(text);
+            byte[] buffer = Util.UTF8.GetBytes(text);
             MemoryStream memory = new MemoryStream();
             using (GZipStream compressor = new GZipStream(memory, CompressionMode.Compress, true))
             {
@@ -860,7 +862,7 @@ namespace OpenSim.Framework
                     decompressor.Read(buffer, 0, buffer.Length);
                 }
 
-                return Encoding.UTF8.GetString(buffer);
+                return Util.UTF8.GetString(buffer);
             }
         }
 
@@ -1132,7 +1134,7 @@ namespace OpenSim.Framework
         {
             byte[] data = new byte[length];
             stream.Read(data, 0, length);
-            string strdata = Encoding.UTF8.GetString(data);
+            string strdata = Util.UTF8.GetString(data);
             OSDMap args = null;
             OSD buffer;
             buffer = OSDParser.DeserializeJson(strdata);

OpenSim/Grid/MessagingServer.Modules/MessageRegionModule.cs

@@ -39,6 +39,10 @@ using OpenSim.Data;
 using OpenSim.Framework;
 using OpenSim.Grid.Framework;
 using Timer = System.Timers.Timer;
+using OpenSim.Services.Interfaces;
+using OpenSim.Services.Connectors;
+using GridRegion = OpenSim.Services.Interfaces.GridRegion;
+
 
 namespace OpenSim.Grid.MessagingServer.Modules
 {
@@ -52,6 +56,8 @@ namespace OpenSim.Grid.MessagingServer.Modules
 
         private IGridServiceCore m_messageCore;
 
+        private IGridService m_GridService;
+
         // a dictionary of all current regions this server knows about
         private Dictionary<ulong, RegionProfileData> m_regionInfoCache = new Dictionary<ulong, RegionProfileData>();
 
@@ -59,6 +65,8 @@ namespace OpenSim.Grid.MessagingServer.Modules
         {
             m_cfg = config;
             m_messageCore = messageCore;
+
+            m_GridService = new GridServicesConnector(m_cfg.GridServerURL);
         }
 
         public void Initialise()
@@ -134,51 +142,30 @@ namespace OpenSim.Grid.MessagingServer.Modules
         /// <returns></returns>
         public RegionProfileData RequestRegionInfo(ulong regionHandle)
         {
-            RegionProfileData regionProfile = null;
-            try
-            {
-                Hashtable requestData = new Hashtable();
-                requestData["region_handle"] = regionHandle.ToString();
-                requestData["authkey"] = m_cfg.GridSendKey;
+            uint x = 0, y = 0;
+            Utils.LongToUInts(regionHandle, out x, out y);
+            GridRegion region = m_GridService.GetRegionByPosition(UUID.Zero, (int)x, (int)y);
 
-                ArrayList SendParams = new ArrayList();
-                SendParams.Add(requestData);
+            if (region != null)
+                return GridRegionToRegionProfile(region);
 
-                XmlRpcRequest GridReq = new XmlRpcRequest("simulator_data_request", SendParams);
+            else
+                return null;
+        }
 
-                XmlRpcResponse GridResp = GridReq.Send(m_cfg.GridServerURL, 3000);
-
-                Hashtable responseData = (Hashtable)GridResp.Value;
-
-                if (responseData.ContainsKey("error"))
-                {
-                    m_log.Error("[GRID]: error received from grid server" + responseData["error"]);
-                    return null;
-                }
-
-                uint regX = Convert.ToUInt32((string)responseData["region_locx"]);
-                uint regY = Convert.ToUInt32((string)responseData["region_locy"]);
-                string internalIpStr = (string)responseData["sim_ip"];
-
-                regionProfile = new RegionProfileData();
-                regionProfile.httpPort = (uint)Convert.ToInt32((string)responseData["http_port"]);
-                regionProfile.httpServerURI = "http://" + internalIpStr + ":" + regionProfile.httpPort + "/";
-                regionProfile.regionHandle = Utils.UIntsToLong((regX * Constants.RegionSize), (regY * Constants.RegionSize));
-                regionProfile.regionLocX = regX;
-                regionProfile.regionLocY = regY;
-
-                regionProfile.remotingPort = Convert.ToUInt32((string)responseData["remoting_port"]);
-                regionProfile.UUID = new UUID((string)responseData["region_UUID"]);
-                regionProfile.regionName = (string)responseData["region_name"];
-            }
-            catch (WebException)
-            {
-                m_log.Error("[GRID]: " +
-                            "Region lookup failed for: " + regionHandle.ToString() +
-                            " - Is the GridServer down?");
-            }
-
-            return regionProfile;
+        private RegionProfileData GridRegionToRegionProfile(GridRegion region)
+        {
+            RegionProfileData rprofile = new RegionProfileData();
+            rprofile.httpPort = region.HttpPort;
+            rprofile.httpServerURI = region.ServerURI;
+            rprofile.regionLocX = (uint)(region.RegionLocX / Constants.RegionSize);
+            rprofile.regionLocY = (uint)(region.RegionLocY / Constants.RegionSize);
+            rprofile.RegionName = region.RegionName;
+            rprofile.ServerHttpPort = region.HttpPort;
+            rprofile.ServerIP = region.ExternalHostName;
+            rprofile.ServerPort = (uint)region.ExternalEndPoint.Port;
+            rprofile.Uuid = region.RegionID;
+            return rprofile;
         }
 
         public XmlRpcResponse RegionStartup(XmlRpcRequest request, IPEndPoint remoteClient)

OpenSim/Grid/UserServer.Modules/UserLoginService.cs

@@ -317,6 +317,7 @@ namespace OpenSim.Grid.UserServer.Modules
                 {
                     m_log.DebugFormat("[LOGIN]: Appearance not for {0} {1}. Creating default.", user.FirstName, user.SurName);
                     appearance = new AvatarAppearance(user.ID);
+                    loginParams["appearance"] = appearance.ToHashTable();
                 }
 
                 ArrayList SendParams = new ArrayList();

OpenSim/Region/Application/Application.cs

@@ -205,13 +205,10 @@ namespace OpenSim
                         Directory.CreateDirectory(m_crashDir);
                     }
                     string log = Util.GetUniqueFilename(ex.GetType() + ".txt");
-                    StreamWriter m_crashLog =
-                        new StreamWriter(
-                            Path.Combine(m_crashDir, log)
-                            );
-
-                    m_crashLog.WriteLine(msg);
-                    m_crashLog.Close();
+                    using (StreamWriter m_crashLog = new StreamWriter(Path.Combine(m_crashDir, log)))
+                    {
+                        m_crashLog.WriteLine(msg);
+                    }
 
                     File.Copy("OpenSim.ini", Path.Combine(m_crashDir, log + "_OpenSim.ini"), true);
                 }

OpenSim/Region/Application/OpenSimBase.cs

@@ -699,7 +699,7 @@ namespace OpenSim
             public byte[] Handle(string path, Stream request,
                                  OSHttpRequest httpRequest, OSHttpResponse httpResponse)
             {
-                return Encoding.UTF8.GetBytes("OK");
+                return Util.UTF8.GetBytes("OK");
             }
 
             public string ContentType
@@ -736,7 +736,7 @@ namespace OpenSim
             public byte[] Handle(string path, Stream request,
                                  OSHttpRequest httpRequest, OSHttpResponse httpResponse)
             {
-                return Encoding.UTF8.GetBytes(m_opensim.StatReport(httpRequest));
+                return Util.UTF8.GetBytes(m_opensim.StatReport(httpRequest));
             }
 
             public string ContentType
@@ -777,7 +777,7 @@ namespace OpenSim
             public byte[] Handle(string path, Stream request,
                                  OSHttpRequest httpRequest, OSHttpResponse httpResponse)
             {
-                return Encoding.UTF8.GetBytes(m_opensim.StatReport(httpRequest));
+                return Util.UTF8.GetBytes(m_opensim.StatReport(httpRequest));
             }
 
             public string ContentType

OpenSim/Region/ClientStack/LindenUDP/J2KImage.cs

@@ -47,69 +47,26 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
-        public uint m_lastSequence;
-        public float m_requestedPriority;
-        public uint m_requestedPacketNumber;
-        public sbyte m_requestedDiscardLevel;
-        public UUID m_requestedUUID;
-        public IJ2KDecoder m_j2kDecodeModule;
-        public IAssetService m_assetCache;
-        public OpenJPEG.J2KLayerInfo[] m_layers;
-        public bool m_decoded;
-        public bool m_hasasset;
-        public C5.IPriorityQueueHandle<J2KImage> m_priorityQueueHandle;
+        public uint LastSequence;
+        public float Priority;
+        public uint StartPacket;
+        public sbyte DiscardLevel;
+        public UUID TextureID;
+        public IJ2KDecoder J2KDecoder;
+        public IAssetService AssetService;
+        public OpenJPEG.J2KLayerInfo[] Layers;
+        public bool IsDecoded;
+        public bool HasAsset;
+        public C5.IPriorityQueueHandle<J2KImage> PriorityQueueHandle;
 
-        private uint m_packetNumber;
-        private bool m_decoderequested;
-        private bool m_asset_requested;
-        private bool m_sentinfo;
+        private uint m_currentPacket;
+        private bool m_decodeRequested;
+        private bool m_assetRequested;
+        private bool m_sentInfo;
         private uint m_stopPacket;
-        private AssetBase m_asset;
-        private int m_assetDataLength;
+        private byte[] m_asset;
         private LLImageManager m_imageManager;
 
-        #region Properties
-
-        public uint m_pPacketNumber
-        {
-            get { return m_packetNumber; }
-        }
-        public uint m_pStopPacketNumber
-        {
-            get { return m_stopPacket; }
-        }
-
-        public byte[] Data
-        {
-            get
-            {
-                if (m_asset != null)
-                    return m_asset.Data;
-                else
-                    return null;
-            }
-        }
-
-        public ushort TexturePacketCount()
-        {
-            if (!m_decoded)
-                return 0;
-
-            try
-            {
-                return (ushort)(((m_assetDataLength - FIRST_PACKET_SIZE + IMAGE_PACKET_SIZE - 1) / IMAGE_PACKET_SIZE) + 1);
-            }
-            catch (Exception)
-            {
-                // If the asset is missing/destroyed/truncated, we will land
-                // here
-                //
-                return 0;
-            }
-        }
-
-        #endregion Properties
-
         public J2KImage(LLImageManager imageManager)
         {
             m_imageManager = imageManager;
@@ -117,33 +74,32 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         public bool SendPackets(LLClientView client, int maxpack)
         {
-            if (m_packetNumber <= m_stopPacket)
+            if (m_currentPacket <= m_stopPacket)
             {
                 bool SendMore = true;
-                if (!m_sentinfo || (m_packetNumber == 0))
+                if (!m_sentInfo || (m_currentPacket == 0))
                 {
                     if (SendFirstPacket(client))
                     {
                         SendMore = false;
                     }
-                    m_sentinfo = true;
-                    m_packetNumber++;
+                    m_sentInfo = true;
+                    m_currentPacket++;
                 }
-                // bool ignoreStop = false;
-                if (m_packetNumber < 2)
+                if (m_currentPacket < 2)
                 {
-                    m_packetNumber = 2;
+                    m_currentPacket = 2;
                 }
 
                 int count = 0;
-                while (SendMore && count < maxpack && m_packetNumber <= m_stopPacket)
+                while (SendMore && count < maxpack && m_currentPacket <= m_stopPacket)
                 {
                     count++;
                     SendMore = SendPacket(client);
-                    m_packetNumber++;
+                    m_currentPacket++;
                 }
 
-                if (m_packetNumber > m_stopPacket)
+                if (m_currentPacket > m_stopPacket)
                     return true;
             }
 
@@ -156,68 +112,76 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             //and assign the real discardLevel and packetNumber
             //assuming of course that the connected client might be bonkers
 
-            if (!m_hasasset)
+            if (!HasAsset)
             {
-                if (!m_asset_requested)
+                if (!m_assetRequested)
                 {
-                    m_asset_requested = true;
-                    m_assetCache.Get(m_requestedUUID.ToString(), this, AssetReceived);
+                    m_assetRequested = true;
+                    AssetService.Get(TextureID.ToString(), this, AssetReceived);
                 }
             }
             else
             {
-                if (!m_decoded)
+                if (!IsDecoded)
                 {
                     //We need to decode the requested image first
-                    if (!m_decoderequested)
+                    if (!m_decodeRequested)
                     {
                         //Request decode
-                        m_decoderequested = true;
+                        m_decodeRequested = true;
                         // Do we have a jpeg decoder?
-                        if (m_j2kDecodeModule != null)
+                        if (J2KDecoder != null)
                         {
-                            if (Data == null)
+                            if (m_asset == null)
                             {
-                                J2KDecodedCallback(m_requestedUUID, new OpenJPEG.J2KLayerInfo[0]);
+                                J2KDecodedCallback(TextureID, new OpenJPEG.J2KLayerInfo[0]);
                             }
                             else
                             {
                                 // Send it off to the jpeg decoder
-                                m_j2kDecodeModule.BeginDecode(m_requestedUUID, Data, J2KDecodedCallback);
+                                J2KDecoder.BeginDecode(TextureID, m_asset, J2KDecodedCallback);
                             }
 
                         }
                         else
                         {
-                            J2KDecodedCallback(m_requestedUUID, new OpenJPEG.J2KLayerInfo[0]);
+                            J2KDecodedCallback(TextureID, new OpenJPEG.J2KLayerInfo[0]);
                         }
                     }
                 }
                 else
                 {
                     // Check for missing image asset data
-                    if (m_asset == null || m_asset.Data == null)
+                    if (m_asset == null)
                     {
-                        // FIXME:
-                        m_packetNumber = m_stopPacket;
+                        m_log.Warn("[J2KIMAGE]: RunUpdate() called with missing asset data (no missing image texture?). Canceling texture transfer");
+                        m_currentPacket = m_stopPacket;
                         return;
                     }
-
-                    if (m_requestedDiscardLevel >= 0 || m_stopPacket == 0)
+                    
+                    if (DiscardLevel >= 0 || m_stopPacket == 0)
                     {
-                        int maxDiscardLevel = Math.Max(0, m_layers.Length - 1);
+                        // This shouldn't happen, but if it does, we really can't proceed
+                        if (Layers == null)
+                        {
+                            m_log.Warn("[J2KIMAGE]: RunUpdate() called with missing Layers. Canceling texture transfer");
+                            m_currentPacket = m_stopPacket;
+                            return;
+                        }
+
+                        int maxDiscardLevel = Math.Max(0, Layers.Length - 1);
 
                         // Treat initial texture downloads with a DiscardLevel of -1 a request for the highest DiscardLevel
-                        if (m_requestedDiscardLevel < 0 && m_stopPacket == 0)
-                            m_requestedDiscardLevel = (sbyte)maxDiscardLevel;
+                        if (DiscardLevel < 0 && m_stopPacket == 0)
+                            DiscardLevel = (sbyte)maxDiscardLevel;
 
                         // Clamp at the highest discard level
-                        m_requestedDiscardLevel = (sbyte)Math.Min(m_requestedDiscardLevel, maxDiscardLevel);
+                        DiscardLevel = (sbyte)Math.Min(DiscardLevel, maxDiscardLevel);
 
                         //Calculate the m_stopPacket
-                        if (m_layers.Length > 0)
+                        if (Layers.Length > 0)
                         {
-                            m_stopPacket = (uint)GetPacketForBytePosition(m_layers[(m_layers.Length - 1) - m_requestedDiscardLevel].End);
+                            m_stopPacket = (uint)GetPacketForBytePosition(Layers[(Layers.Length - 1) - DiscardLevel].End);
                             //I don't know why, but the viewer seems to expect the final packet if the file
                             //is just one packet bigger.
                             if (TexturePacketCount() == m_stopPacket + 1)
@@ -230,32 +194,65 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                             m_stopPacket = TexturePacketCount();
                         }
 
-                        m_packetNumber = m_requestedPacketNumber;
+                        m_currentPacket = StartPacket;
                     }
 
-                    if (m_imageManager.Client.PacketHandler.GetQueueCount(ThrottleOutPacketType.Texture) == 0)
-                    {
-                        //m_log.Debug("No textures queued, sending one packet to kickstart it");
-                        SendPacket(m_imageManager.Client);
-                    }
+                    if ((m_imageManager != null) && (m_imageManager.Client != null) && (m_imageManager.Client.PacketHandler != null))
+                        if (m_imageManager.Client.PacketHandler.GetQueueCount(ThrottleOutPacketType.Texture) == 0)
+                        {
+                            //m_log.Debug("No textures queued, sending one packet to kickstart it");
+                            SendPacket(m_imageManager.Client);
+                        }
                 }
             }
         }
 
+        private bool SendFirstPacket(LLClientView client)
+        {
+            if (m_asset == null)
+            {
+                m_log.Warn("[J2KIMAGE]: Sending ImageNotInDatabase for texture " + TextureID);
+                client.SendImageNotFound(TextureID);
+                return true;
+            }
+            else if (m_asset.Length <= FIRST_PACKET_SIZE)
+            {
+                // We have less then one packet's worth of data
+                client.SendImageFirstPart(1, TextureID, (uint)m_asset.Length, m_asset, 2);
+                m_stopPacket = 0;
+                return true;
+            }
+            else
+            {
+                // This is going to be a multi-packet texture download
+                byte[] firstImageData = new byte[FIRST_PACKET_SIZE];
+
+                try { Buffer.BlockCopy(m_asset, 0, firstImageData, 0, FIRST_PACKET_SIZE); }
+                catch (Exception)
+                {
+                    m_log.ErrorFormat("[J2KIMAGE]: Texture block copy for the first packet failed. textureid={0}, assetlength={1}", TextureID, m_asset.Length);
+                    return true;
+                }
+
+                client.SendImageFirstPart(TexturePacketCount(), TextureID, (uint)m_asset.Length, firstImageData, (byte)ImageCodec.J2C);
+            }
+            return false;
+        }
+
         private bool SendPacket(LLClientView client)
         {
             bool complete = false;
-            int imagePacketSize = ((int)m_packetNumber == (TexturePacketCount())) ? LastPacketSize() : IMAGE_PACKET_SIZE;
+            int imagePacketSize = ((int)m_currentPacket == (TexturePacketCount())) ? LastPacketSize() : IMAGE_PACKET_SIZE;
 
             try
             {
-                if ((CurrentBytePosition() + IMAGE_PACKET_SIZE) > m_assetDataLength)
+                if ((CurrentBytePosition() + IMAGE_PACKET_SIZE) > m_asset.Length)
                 {
                     imagePacketSize = LastPacketSize();
                     complete = true;
-                    if ((CurrentBytePosition() + imagePacketSize) > m_assetDataLength)
+                    if ((CurrentBytePosition() + imagePacketSize) > m_asset.Length)
                     {
-                        imagePacketSize = m_assetDataLength - CurrentBytePosition();
+                        imagePacketSize = m_asset.Length - CurrentBytePosition();
                         complete = true;
                     }
                 }
@@ -266,27 +263,21 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                 if (imagePacketSize > 0)
                 {
                     byte[] imageData = new byte[imagePacketSize];
-                    try
-                    {
-                        Buffer.BlockCopy(m_asset.Data, CurrentBytePosition(), imageData, 0, imagePacketSize);
-                    }
+                    int currentPosition = CurrentBytePosition();
+
+                    try { Buffer.BlockCopy(m_asset, currentPosition, imageData, 0, imagePacketSize); }
                     catch (Exception e)
                     {
-                        m_log.Error("Error copying texture block. Out of memory? imagePacketSize was " + imagePacketSize.ToString() + " on packet " + m_packetNumber.ToString() + " out of " + m_stopPacket.ToString() + ". Exception: " + e.ToString());
+                        m_log.ErrorFormat("[J2KIMAGE]: Texture block copy for the first packet failed. textureid={0}, assetlength={1}, currentposition={2}, imagepacketsize={3}, exception={4}",
+                            TextureID, m_asset.Length, currentPosition, imagePacketSize, e.Message);
                         return false;
                     }
 
                     //Send the packet
-                    client.SendImageNextPart((ushort)(m_packetNumber - 1), m_requestedUUID, imageData);
-                }
-                if (complete)
-                {
-                    return false;
-                }
-                else
-                {
-                    return true;
+                    client.SendImageNextPart((ushort)(m_currentPacket - 1), TextureID, imageData);
                 }
+
+                return !complete;
             }
             catch (Exception)
             {
@@ -294,6 +285,20 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             }
         }
 
+        private ushort TexturePacketCount()
+        {
+            if (!IsDecoded)
+                return 0;
+
+            if (m_asset == null)
+                return 0;
+
+            if (m_asset.Length <= FIRST_PACKET_SIZE)
+                return 1;
+
+            return (ushort)(((m_asset.Length - FIRST_PACKET_SIZE + IMAGE_PACKET_SIZE - 1) / IMAGE_PACKET_SIZE) + 1);
+        }
+
         private int GetPacketForBytePosition(int bytePosition)
         {
             return ((bytePosition - FIRST_PACKET_SIZE + IMAGE_PACKET_SIZE - 1) / IMAGE_PACKET_SIZE) + 1;
@@ -301,9 +306,9 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         private int LastPacketSize()
         {
-            if (m_packetNumber == 1)
-                return m_assetDataLength;
-            int lastsize = (m_assetDataLength - FIRST_PACKET_SIZE) % IMAGE_PACKET_SIZE;
+            if (m_currentPacket == 1)
+                return m_asset.Length;
+            int lastsize = (m_asset.Length - FIRST_PACKET_SIZE) % IMAGE_PACKET_SIZE;
             //If the last packet size is zero, it's really cImagePacketSize, it sits on the boundary
             if (lastsize == 0)
             {
@@ -314,12 +319,12 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         private int CurrentBytePosition()
         {
-            if (m_packetNumber == 0)
+            if (m_currentPacket == 0)
                 return 0;
-            if (m_packetNumber == 1)
+            if (m_currentPacket == 1)
                 return FIRST_PACKET_SIZE;
 
-            int result = FIRST_PACKET_SIZE + ((int)m_packetNumber - 2) * IMAGE_PACKET_SIZE;
+            int result = FIRST_PACKET_SIZE + ((int)m_currentPacket - 2) * IMAGE_PACKET_SIZE;
             if (result < 0)
             {
                 result = FIRST_PACKET_SIZE;
@@ -327,68 +332,32 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             return result;
         }
 
-        private bool SendFirstPacket(LLClientView client)
-        {
-            // this means we don't have 
-            if (Data == null)
-            {
-                client.SendImageNotFound(m_requestedUUID);
-                m_log.WarnFormat("[TEXTURE]: Got null Data element on a asset {0}..  and the missing image Data property is also null", m_requestedUUID);
-                return true;
-            }
-            // Do we have less then 1 packet's worth of data?
-            else if (m_assetDataLength <= FIRST_PACKET_SIZE)
-            {
-                // Send only 1 packet
-                client.SendImageFirstPart(1, m_requestedUUID, (uint)m_assetDataLength, m_asset.Data, 2);
-                m_stopPacket = 0;
-                return true;
-            }
-            else
-            {
-                byte[] firstImageData = new byte[FIRST_PACKET_SIZE];
-                try
-                {
-                    Buffer.BlockCopy(m_asset.Data, 0, firstImageData, 0, (int)FIRST_PACKET_SIZE);
-                    client.SendImageFirstPart(TexturePacketCount(), m_requestedUUID, (uint)m_assetDataLength, firstImageData, 2);
-                }
-                catch (Exception)
-                {
-                    m_log.Error("Texture block copy failed. Possibly out of memory?");
-                    return true;
-                }
-            }
-            return false;
-        }
-
         private void J2KDecodedCallback(UUID AssetId, OpenJPEG.J2KLayerInfo[] layers)
         {
-            m_layers = layers;
-            m_decoded = true;
+            Layers = layers;
+            IsDecoded = true;
             RunUpdate();
         }
 
         private void AssetDataCallback(UUID AssetID, AssetBase asset)
         {
-            m_hasasset = true;
+            HasAsset = true;
 
             if (asset == null || asset.Data == null)
             {
                 if (m_imageManager.MissingImage != null)
                 {
-                    m_asset = m_imageManager.MissingImage;
-                    m_assetDataLength = m_asset.Data.Length;
+                    m_asset = m_imageManager.MissingImage.Data;
                 }
                 else
                 {
                     m_asset = null;
-                    m_decoded = true;
+                    IsDecoded = true;
                 }
             }
             else
             {
-                m_asset = asset;
-                m_assetDataLength = m_asset.Data.Length;
+                m_asset = asset.Data;
             }
 
             RunUpdate();

OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs

@@ -4751,7 +4751,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             {
                 Hashtable mp = (Hashtable)simMapProfiles[iii];
                 mbReply.Data[iii] = new MapBlockReplyPacket.DataBlock();
-                mbReply.Data[iii].Name = System.Text.Encoding.UTF8.GetBytes((string)mp["name"]);
+                mbReply.Data[iii].Name = Util.UTF8.GetBytes((string)mp["name"]);
                 mbReply.Data[iii].Access = System.Convert.ToByte(mp["access"]);
                 mbReply.Data[iii].Agents = System.Convert.ToByte(mp["agents"]);
                 mbReply.Data[iii].MapImageID = new UUID((string)mp["map-image-id"]);
@@ -7341,7 +7341,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                     }
                     #endregion
 
-                    string mapName = Encoding.UTF8.GetString(map.NameData.Name, 0,
+                    string mapName = Util.UTF8.GetString(map.NameData.Name, 0,
                                                              map.NameData.Name.Length - 1);
                     handlerMapNameRequest = OnMapNameRequest;
                     if (handlerMapNameRequest != null)

OpenSim/Region/ClientStack/LindenUDP/LLImageManager.cs

@@ -45,48 +45,43 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         {
             public int Compare(J2KImage x, J2KImage y)
             {
-                return x.m_requestedPriority.CompareTo(y.m_requestedPriority);
+                return x.Priority.CompareTo(y.Priority);
             }
         }
 
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
-        private bool m_shuttingdown = false;
-        private long m_lastloopprocessed = 0;
-        private AssetBase m_missingImage = null;
-
+        private bool m_shuttingdown;
+        private long m_lastloopprocessed;
+        private AssetBase m_missingImage;
         private LLClientView m_client; //Client we're assigned to
         private IAssetService m_assetCache; //Asset Cache
         private IJ2KDecoder m_j2kDecodeModule; //Our J2K module
         private C5.IntervalHeap<J2KImage> m_priorityQueue = new C5.IntervalHeap<J2KImage>(10, new J2KImageComparer());
+        private object m_syncRoot = new object();
+
+        public LLClientView Client { get { return m_client; } }
+        public AssetBase MissingImage { get { return m_missingImage; } }
 
         public LLImageManager(LLClientView client, IAssetService pAssetCache, IJ2KDecoder pJ2kDecodeModule)
         {
             m_client = client;
             m_assetCache = pAssetCache;
+
             if (pAssetCache != null)
                 m_missingImage = pAssetCache.Get("5748decc-f629-461c-9a36-a35a221fe21f");
-            else
-                m_log.Error("[ClientView] - couldn't set missing image asset, falling back to missing image packet. This is known to crash the client");
+            
+            if (m_missingImage == null)
+                m_log.Error("[ClientView] - Couldn't set missing image asset, falling back to missing image packet. This is known to crash the client");
 
             m_j2kDecodeModule = pJ2kDecodeModule;
         }
 
-        public LLClientView Client
-        {
-            get { return m_client; }
-        }
-
-        public AssetBase MissingImage
-        {
-            get { return m_missingImage; }
-        }
-
+        /// <summary>
+        /// Handles an incoming texture request or update to an existing texture request
+        /// </summary>
+        /// <param name="newRequest"></param>
         public void EnqueueReq(TextureRequestArgs newRequest)
         {
-            //newRequest is the properties of our new texture fetch request.
-            //Basically, here is where we queue up "new" requests..
-            // .. or modify existing requests to suit.
-
             //Make sure we're not shutting down..
             if (!m_shuttingdown)
             {
@@ -94,7 +89,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
                 // Do a linear search for this texture download
                 lock (m_priorityQueue)
-                    m_priorityQueue.Find(delegate(J2KImage img) { return img.m_requestedUUID == newRequest.RequestedAssetID; }, out imgrequest);
+                    m_priorityQueue.Find(delegate(J2KImage img) { return img.TextureID == newRequest.RequestedAssetID; }, out imgrequest);
 
                 if (imgrequest != null)
                 {
@@ -105,7 +100,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                         try 
                         {
                             lock (m_priorityQueue)
-                                m_priorityQueue.Delete(imgrequest.m_priorityQueueHandle); 
+                                m_priorityQueue.Delete(imgrequest.PriorityQueueHandle); 
                         }
                         catch (Exception) { }
                     }
@@ -116,30 +111,20 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
                         //Check the packet sequence to make sure this isn't older than 
                         //one we've already received
-                        if (newRequest.requestSequence > imgrequest.m_lastSequence)
+                        if (newRequest.requestSequence > imgrequest.LastSequence)
                         {
                             //Update the sequence number of the last RequestImage packet
-                            imgrequest.m_lastSequence = newRequest.requestSequence;
+                            imgrequest.LastSequence = newRequest.requestSequence;
 
                             //Update the requested discard level
-                            imgrequest.m_requestedDiscardLevel = newRequest.DiscardLevel;
+                            imgrequest.DiscardLevel = newRequest.DiscardLevel;
 
                             //Update the requested packet number
-                            imgrequest.m_requestedPacketNumber = newRequest.PacketNumber;
+                            imgrequest.StartPacket = Math.Max(1, newRequest.PacketNumber);
 
                             //Update the requested priority
-                            imgrequest.m_requestedPriority = newRequest.Priority;
-                            try 
-                            { 
-                                lock (m_priorityQueue)
-                                    m_priorityQueue.Replace(imgrequest.m_priorityQueueHandle, imgrequest); 
-                            }
-                            catch (Exception) 
-                            { 
-                                imgrequest.m_priorityQueueHandle = null; 
-                                lock (m_priorityQueue)
-                                    m_priorityQueue.Add(ref imgrequest.m_priorityQueueHandle, imgrequest); 
-                            }
+                            imgrequest.Priority = newRequest.Priority;
+                            UpdateImageInQueue(imgrequest);
 
                             //Run an update
                             imgrequest.RunUpdate();
@@ -159,31 +144,16 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                         //    newRequest.RequestedAssetID, newRequest.DiscardLevel, newRequest.PacketNumber, newRequest.Priority);
 
                         imgrequest = new J2KImage(this);
-
-                        //Assign our decoder module
-                        imgrequest.m_j2kDecodeModule = m_j2kDecodeModule;
-
-                        //Assign our asset cache module
-                        imgrequest.m_assetCache = m_assetCache;
-
-                        //Assign the requested discard level
-                        imgrequest.m_requestedDiscardLevel = newRequest.DiscardLevel;
-
-                        //Assign the requested packet number
-                        imgrequest.m_requestedPacketNumber = newRequest.PacketNumber;
-
-                        //Assign the requested priority
-                        imgrequest.m_requestedPriority = newRequest.Priority;
-
-                        //Assign the asset uuid
-                        imgrequest.m_requestedUUID = newRequest.RequestedAssetID;
-
-                        //Assign the requested priority
-                        imgrequest.m_requestedPriority = newRequest.Priority;
+                        imgrequest.J2KDecoder = m_j2kDecodeModule;
+                        imgrequest.AssetService = m_assetCache;
+                        imgrequest.DiscardLevel = newRequest.DiscardLevel;
+                        imgrequest.StartPacket = Math.Max(1, newRequest.PacketNumber);
+                        imgrequest.Priority = newRequest.Priority;
+                        imgrequest.TextureID = newRequest.RequestedAssetID;
+                        imgrequest.Priority = newRequest.Priority;
 
                         //Add this download to the priority queue
-                        lock (m_priorityQueue)
-                            m_priorityQueue.Add(ref imgrequest.m_priorityQueueHandle, imgrequest);
+                        AddImageToQueue(imgrequest);
 
                         //Run an update
                         imgrequest.RunUpdate();
@@ -194,105 +164,99 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         public bool ProcessImageQueue(int count, int maxpack)
         {
-            lock (this)
-            {
-                //count is the number of textures we want to process in one go.
-                //As part of this class re-write, that number will probably rise
-                //since we're processing in a more efficient manner.
+            J2KImage imagereq;
+            int numCollected = 0;
 
-                // this can happen during Close()
-                if (m_client == null)
+            //lock (m_syncRoot)
+            //{
+                m_lastloopprocessed = DateTime.Now.Ticks;
+
+                // This can happen during Close()
+                if (m_client == null || m_client.PacketHandler == null || m_client.PacketHandler.PacketQueue == null)
                     return false;
-
-                int numCollected = 0;
-
-                //Calculate our threshold
-                int threshold;
-                if (m_lastloopprocessed == 0)
+                
+                while ((imagereq = GetHighestPriorityImage()) != null)
                 {
-                    if (m_client.PacketHandler == null || m_client.PacketHandler.PacketQueue == null || m_client.PacketHandler.PacketQueue.TextureThrottle == null)
-                        return false;
-                    //This is decent for a semi fast machine, but we'll calculate it more accurately based on time below
-                    threshold = m_client.PacketHandler.PacketQueue.TextureThrottle.Current / 6300;
-                    m_lastloopprocessed = DateTime.Now.Ticks;
-                }
-                else
-                {
-                    double throttleseconds = ((double)DateTime.Now.Ticks - (double)m_lastloopprocessed) / (double)TimeSpan.TicksPerSecond;
-                    throttleseconds = throttleseconds * m_client.PacketHandler.PacketQueue.TextureThrottle.Current;
-
-                    //Average of 1000 bytes per packet
-                    throttleseconds = throttleseconds / 1000;
-
-                    //Safe-zone multiplier of 2.0
-                    threshold = (int)(throttleseconds * 2.0);
-                    m_lastloopprocessed = DateTime.Now.Ticks;
-
-                }
-
-                if (m_client.PacketHandler == null)
-                    return false;
-
-                if (m_client.PacketHandler.PacketQueue == null)
-                    return false;
-
-                if (threshold < 10)
-                    threshold = 10;
-
-                //Uncomment this to see what the texture stack is doing
-                //m_log.Debug("Queue: " + m_client.PacketHandler.PacketQueue.getQueueCount(ThrottleOutPacketType.Texture).ToString() + " Threshold: " + threshold.ToString() + " outstanding: " + m_outstandingtextures.ToString());
-                if (true) //m_client.PacketHandler.PacketQueue.GetQueueCount(ThrottleOutPacketType.Texture) < threshold)
-                {
-                    while (m_priorityQueue.Count > 0)
+                    if (imagereq.IsDecoded == true)
                     {
-                        J2KImage imagereq = null;
-                        lock (m_priorityQueue)
-                            imagereq = m_priorityQueue.FindMax();
+                        ++numCollected;
 
-                        if (imagereq.m_decoded == true)
+                        if (imagereq.SendPackets(m_client, maxpack))
                         {
-                            // we need to test this here now that we are dropping assets
-                            if (!imagereq.m_hasasset)
-                            {
-                                m_log.WarnFormat("[LLIMAGE MANAGER]: Re-requesting the image asset {0}", imagereq.m_requestedUUID);
-                                imagereq.RunUpdate();
-                                continue;
-                            }
-
-                            ++numCollected;
-
-                            //SendPackets will send up to ten packets per cycle
-                            if (imagereq.SendPackets(m_client, maxpack))
-                            {
-                                // Send complete. Destroy any knowledge of this transfer
-                                try 
-                                { 
-                                    lock (m_priorityQueue)
-                                        m_priorityQueue.Delete(imagereq.m_priorityQueueHandle); 
-                                }
-                                catch (Exception) { }
-                            }
+                            // Send complete. Destroy any knowledge of this transfer
+                            RemoveImageFromQueue(imagereq);
                         }
-
-                        if (numCollected == count)
-                            break;
                     }
-                }
 
-                return m_priorityQueue.Count > 0;
-            }
+                    if (numCollected == count)
+                        break;
+                }
+            //}
+
+            return m_priorityQueue.Count > 0;
         }
 
         //Faux destructor
         public void Close()
         {
-
             m_shuttingdown = true;
             m_j2kDecodeModule = null;
             m_assetCache = null;
             m_client = null;
         }
 
+        #region Priority Queue Helpers
 
+        J2KImage GetHighestPriorityImage()
+        {
+            J2KImage image = null;
+
+            lock (m_priorityQueue)
+            {
+
+                if (m_priorityQueue.Count > 0)
+                {
+                    try
+                    {
+                        image = m_priorityQueue.FindMax();
+                    }
+                    catch (Exception) { }
+                }
+            }
+            return image;
+        }
+
+        void AddImageToQueue(J2KImage image)
+        {
+            image.PriorityQueueHandle = null;
+
+            lock (m_priorityQueue)
+                m_priorityQueue.Add(ref image.PriorityQueueHandle, image);
+        }
+
+        void RemoveImageFromQueue(J2KImage image)
+        {
+            try
+            {
+                lock (m_priorityQueue)
+                    m_priorityQueue.Delete(image.PriorityQueueHandle);
+            }
+            catch (Exception) { }
+        }
+
+        void UpdateImageInQueue(J2KImage image)
+        {
+            lock (m_priorityQueue)
+            {
+                try { m_priorityQueue.Replace(image.PriorityQueueHandle, image); }
+                catch (Exception)
+                {
+                    image.PriorityQueueHandle = null;
+                    m_priorityQueue.Add(ref image.PriorityQueueHandle, image);
+                }
+            }
+        }
+
+        #endregion Priority Queue Helpers
     }
 }

OpenSim/Region/CoreModules/Agent/TextureSender/J2KDecoderModule.cs

@@ -257,7 +257,7 @@ namespace OpenSim.Region.CoreModules.Agent.TextureSender
                     stringResult.AppendFormat("{0}|{1}|{2}{3}", Layers[i].Start, Layers[i].End, Layers[i].End - Layers[i].Start, strEnd);
                 }
 
-                layerDecodeAsset.Data = Encoding.UTF8.GetBytes(stringResult.ToString());
+                layerDecodeAsset.Data = Util.UTF8.GetBytes(stringResult.ToString());
 
                 #endregion Serialize Layer Data
 
@@ -280,7 +280,7 @@ namespace OpenSim.Region.CoreModules.Agent.TextureSender
                 {
                     #region Deserialize Layer Data
 
-                    string readResult = Encoding.UTF8.GetString(layerDecodeAsset.Data);
+                    string readResult = Util.UTF8.GetString(layerDecodeAsset.Data);
                     string[] lines = readResult.Split(new char[] { '\n' }, StringSplitOptions.RemoveEmptyEntries);
 
                     if (lines.Length == 0)

OpenSim/Region/CoreModules/Asset/FlotsamAssetCache.cs

@@ -323,13 +323,13 @@ namespace Flotsam.RegionModules.AssetCache
                 string filename = GetFileName(id);
                 if (File.Exists(filename))
                 {
+                    FileStream stream = null;
                     try
                     {
-                        FileStream stream = File.Open(filename, FileMode.Open, FileAccess.Read, FileShare.Read);
+                        stream = File.Open(filename, FileMode.Open, FileAccess.Read, FileShare.Read);
                         BinaryFormatter bformatter = new BinaryFormatter();
 
                         asset = (AssetBase)bformatter.Deserialize(stream);
-                        stream.Close();
 
                         UpdateMemoryCache(id, asset);
 
@@ -349,6 +349,11 @@ namespace Flotsam.RegionModules.AssetCache
                     {
                         LogException(e);
                     }
+                    finally
+                    {
+                        if (stream != null)
+                            stream.Close();
+                    }
                 }
 
 
@@ -493,19 +498,20 @@ namespace Flotsam.RegionModules.AssetCache
 
         private void WriteFileCache(string filename, AssetBase asset)
         {
+            Stream stream = null;
+            // Make sure the target cache directory exists
+            string directory = Path.GetDirectoryName(filename);
+            // Write file first to a temp name, so that it doesn't look 
+            // like it's already cached while it's still writing.
+            string tempname = Path.Combine(directory, Path.GetRandomFileName());
             try
             {
-                // Make sure the target cache directory exists
-                string directory = Path.GetDirectoryName(filename);
                 if (!Directory.Exists(directory))
                 {
                     Directory.CreateDirectory(directory);
                 }
 
-                // Write file first to a temp name, so that it doesn't look 
-                // like it's already cached while it's still writing.
-                string tempname = Path.Combine(directory, Path.GetRandomFileName());
-                Stream stream = File.Open(tempname, FileMode.Create);
+                stream = File.Open(tempname, FileMode.Create);
                 BinaryFormatter bformatter = new BinaryFormatter();
                 bformatter.Serialize(stream, asset);
                 stream.Close();
@@ -522,6 +528,9 @@ namespace Flotsam.RegionModules.AssetCache
             }
             finally
             {
+                if (stream != null)
+                    stream.Close();
+
                 // Even if the write fails with an exception, we need to make sure
                 // that we release the lock on that file, otherwise it'll never get
                 // cached

OpenSim/Region/CoreModules/Scripting/HttpRequest/ScriptsHttpRequests.cs

@@ -367,7 +367,7 @@ namespace OpenSim.Region.CoreModules.Scripting.HttpRequest
                 // Encode outbound data
                 if (OutboundBody.Length > 0) 
                 {
-                    byte[] data = Encoding.UTF8.GetBytes(OutboundBody);
+                    byte[] data = Util.UTF8.GetBytes(OutboundBody);
 
                     Request.ContentLength = data.Length;
                     Stream bstream = Request.GetRequestStream();
@@ -390,7 +390,7 @@ namespace OpenSim.Region.CoreModules.Scripting.HttpRequest
                     if (count != 0)
                     {
                         // translate from bytes to ASCII text
-                        tempString = Encoding.UTF8.GetString(buf, 0, count);
+                        tempString = Util.UTF8.GetString(buf, 0, count);
 
                         // continue building the string
                         sb.Append(tempString);

OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs

@@ -397,10 +397,15 @@ namespace OpenSim.Region.CoreModules.World.Permissions
         // with the powers requested (powers = 0 for no powers check)
         protected bool IsGroupMember(UUID groupID, UUID userID, ulong powers)
         {
-            IClientAPI client = m_scene.GetScenePresence(userID).ControllingClient;
-    
-            return ((groupID == client.ActiveGroupId) && (client.ActiveGroupPowers != 0) &&
-                ((powers == 0) || ((client.ActiveGroupPowers & powers) == powers)));
+            ScenePresence sp = m_scene.GetScenePresence(userID);
+            if (sp != null)
+            {
+                IClientAPI client = sp.ControllingClient;
+
+                return ((groupID == client.ActiveGroupId) && (client.ActiveGroupPowers != 0) &&
+                    ((powers == 0) || ((client.ActiveGroupPowers & powers) == powers)));
+            }
+            return false;
         }
             
         /// <summary>
@@ -576,9 +581,12 @@ namespace OpenSim.Region.CoreModules.World.Permissions
             return objectOwnerMask;
             }
 
+            if ((objectOwnerMask & (uint)PermissionMask.Transfer) != 0 && task.ObjectSaleType != 0)
+                objectEveryoneMask |= (uint)PrimFlags.ObjectTransfer;
+
             // Group permissions
             if ((task.GroupID != UUID.Zero) && IsGroupMember(task.GroupID, user, 0))
-                return objectGroupMask;
+                return objectGroupMask | objectEveryoneMask;
         
             return objectEveryoneMask;
         }

OpenSim/Region/CoreModules/World/Terrain/FileLoaders/LLRAW.cs

@@ -36,10 +36,10 @@ namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders
     {
         public struct HeightmapLookupValue : IComparable<HeightmapLookupValue>
         {
-            public int Index;
-            public double Value;
+            public ushort Index;
+            public float Value;
 
-            public HeightmapLookupValue(int index, double value)
+            public HeightmapLookupValue(ushort index, float value)
             {
                 Index = index;
                 Value = value;
@@ -62,7 +62,7 @@ namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders
             {
                 for (int j = 0; j < 256; j++)
                 {
-                    LookupHeightTable[i + (j * 256)] = new HeightmapLookupValue(i + (j * 256), ((double)i * ((double)j / 128.0d)));
+                    LookupHeightTable[i + (j * 256)] = new HeightmapLookupValue((ushort)(i + (j * 256)), (float)((double)i * ((double)j / 128.0d)));
                 }
             }
             Array.Sort<HeightmapLookupValue>(LookupHeightTable);
@@ -196,7 +196,7 @@ namespace OpenSim.Region.CoreModules.World.Terrain.FileLoaders
 
                     // The lookup table is pre-sorted, so we either find an exact match or
                     // the next closest (smaller) match with a binary search
-                    index = Array.BinarySearch<HeightmapLookupValue>(LookupHeightTable, new HeightmapLookupValue(0, t));
+                    index = Array.BinarySearch<HeightmapLookupValue>(LookupHeightTable, new HeightmapLookupValue(0, (float)t));
                     if (index < 0)
                         index = ~index - 1;
 

OpenSim/Region/DataSnapshot/DataSnapshotManager.cs

@@ -352,7 +352,7 @@ namespace OpenSim.Region.DataSnapshot
                     m_log.WarnFormat("[DATASNAPSHOT]: Unable to decode reply from data service. Ignoring. {0}", e.StackTrace);
                 }
                 // This is not quite working, so...
-                // string responseStr = Encoding.UTF8.GetString(response);
+                // string responseStr = Util.UTF8.GetString(response);
                 m_log.Info("[DATASNAPSHOT]: data service notified: " + url);
             }
 

OpenSim/Region/Framework/Scenes/RegionStatsHandler.cs

@@ -73,7 +73,7 @@ namespace OpenSim.Region.Framework.Scenes
                     
         public byte[] Handle(string path, Stream request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
         {
-            return Encoding.UTF8.GetBytes(Report());
+            return Util.UTF8.GetBytes(Report());
         }
 
         public string ContentType

OpenSim/Region/Framework/Scenes/SceneObjectPart.cs

@@ -1332,7 +1332,8 @@ if (m_shape != null) {
                 bool RigidBody = isPhysical && !isPhantom;
 
                 // The only time the physics scene shouldn't know about the prim is if it's phantom or an attachment, which is phantom by definition
-                if (!isPhantom && !IsAttachment)
+                // or flexible
+                if (!isPhantom && !IsAttachment && !(Shape.PathCurve == (byte) Extrusion.Flexible))
                 {
                     PhysActor = m_parentGroup.Scene.PhysicsScene.AddPrimShape(
                         Name,
@@ -3395,8 +3396,8 @@ if (m_shape != null) {
                 }
             }
 
-            
-            if (IsPhantom || IsAttachment) // note: this may have been changed above in the case of joints
+
+            if (IsPhantom || IsAttachment || (Shape.PathCurve == (byte)Extrusion.Flexible)) // note: this may have been changed above in the case of joints
             {
                 AddFlag(PrimFlags.Phantom);
                 if (PhysActor != null)

OpenSim/Region/Framework/Scenes/TerrainChannel.cs

@@ -172,7 +172,7 @@ namespace OpenSim.Region.Framework.Scenes
         public string SaveToXmlString()
         {
             XmlWriterSettings settings = new XmlWriterSettings();
-            settings.Encoding = Encoding.UTF8;
+            settings.Encoding = Util.UTF8;
             using (StringWriter sw = new StringWriter())
             {
                 using (XmlWriter writer = XmlWriter.Create(sw, settings))

OpenSim/Region/OptionalModules/Agent/InternetRelayClientView/Server/IRCClientView.cs

@@ -81,7 +81,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
         {
             m_log.Info("[IRCd] Sending >>> " + command);
 
-            byte[] buf = Encoding.UTF8.GetBytes(command + "\r\n");
+            byte[] buf = Util.UTF8.GetBytes(command + "\r\n");
 
             m_client.GetStream().BeginWrite(buf, 0, buf.Length, SendComplete, null);
         }
@@ -109,7 +109,7 @@ namespace OpenSim.Region.OptionalModules.Agent.InternetRelayClientView.Server
                     byte[] buf = new byte[8]; // RFC1459 defines max message size as 512.
 
                     int count = m_client.GetStream().Read(buf, 0, buf.Length);
-                    string line = Encoding.UTF8.GetString(buf, 0, count);
+                    string line = Util.UTF8.GetString(buf, 0, count);
 
                     strbuf += line;
 

OpenSim/Region/OptionalModules/Avatar/Voice/FreeSwitchVoice/FreeSwitchVoiceModule.cs

@@ -559,7 +559,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Voice.FreeSwitchVoice
 
             if (method == "POST")
             {
-                byte[] contentreq = Encoding.UTF8.GetBytes(body);
+                byte[] contentreq = Util.UTF8.GetBytes(body);
                 forwardreq.ContentLength = contentreq.Length;
                 Stream reqStream = forwardreq.GetRequestStream();
                 reqStream.Write(contentreq, 0, contentreq.Length);
@@ -567,7 +567,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.Voice.FreeSwitchVoice
             }
 
             HttpWebResponse fwdrsp = (HttpWebResponse)forwardreq.GetResponse();
-            Encoding encoding = Encoding.UTF8;
+            Encoding encoding = Util.UTF8;
             StreamReader fwdresponsestream = new StreamReader(fwdrsp.GetResponseStream(), encoding);
             fwdresponsestr = fwdresponsestream.ReadToEnd();
             fwdresponsecontenttype = fwdrsp.ContentType;

OpenSim/Region/OptionalModules/World/TreePopulator/TreePopulatorModule.cs

@@ -539,7 +539,7 @@ namespace OpenSim.Region.OptionalModules.World.TreePopulator
             {
                 XmlSerializer xs = new XmlSerializer(typeof(Copse));
 
-                using (XmlTextWriter writer = new XmlTextWriter(fileName, System.Text.Encoding.UTF8))
+                using (XmlTextWriter writer = new XmlTextWriter(fileName, Util.UTF8))
                 {
                     writer.Formatting = Formatting.Indented;
                     xs.Serialize(writer, obj);

OpenSim/Region/Physics/Meshing/Meshmerizer.cs

@@ -224,6 +224,14 @@ namespace OpenSim.Region.Physics.Meshing
             for (int i = 0; i < lodBytes.Length; i++)
                 hash = djb2(hash, lodBytes[i]);
 
+            // include sculpt UUID
+            if (pbs.SculptEntry)
+            {
+                scaleBytes = pbs.SculptTexture.GetBytes();
+                for (int i = 0; i < scaleBytes.Length; i++)
+                    hash = djb2(hash, scaleBytes[i]);
+            }
+
             return hash;
         }
 
@@ -330,7 +338,7 @@ namespace OpenSim.Region.Physics.Meshing
                 bool invert = ((primShape.SculptType & 64) != 0);
 
                 sculptMesh = new PrimMesher.SculptMesh((Bitmap)idata, sculptType, (int)lod, false, mirror, invert);
-
+                
                 idata.Dispose();
 
                 sculptMesh.DumpRaw(baseDir, primName, "primMesh");
@@ -389,7 +397,7 @@ namespace OpenSim.Region.Physics.Meshing
                 primMesh.pathCutBegin = pathBegin;
                 primMesh.pathCutEnd = pathEnd;
 
-                if (primShape.PathCurve == (byte)Extrusion.Straight)
+                if (primShape.PathCurve == (byte)Extrusion.Straight || primShape.PathCurve == (byte) Extrusion.Flexible)
                 {
                     primMesh.twistBegin = primShape.PathTwistBegin * 18 / 10;
                     primMesh.twistEnd = primShape.PathTwist * 18 / 10;
@@ -484,12 +492,18 @@ namespace OpenSim.Region.Physics.Meshing
 
         public IMesh CreateMesh(String primName, PrimitiveBaseShape primShape, PhysicsVector size, float lod, bool isPhysical)
         {
+            Mesh mesh = null;
+            ulong key = 0;
+
             // If this mesh has been created already, return it instead of creating another copy
             // For large regions with 100k+ prims and hundreds of copies of each, this can save a GB or more of memory
-            ulong key = GetMeshKey(primShape, size, lod);
-            Mesh mesh = null;
-            if (m_uniqueMeshes.TryGetValue(key, out mesh))
-                return mesh;
+
+            if (! primShape.SculptEntry)
+            {
+                key = GetMeshKey(primShape, size, lod);
+                if (m_uniqueMeshes.TryGetValue(key, out mesh))
+                    return mesh;
+            }
 
             if (size.X < 0.01f) size.X = 0.01f;
             if (size.Y < 0.01f) size.Y = 0.01f;
@@ -512,7 +526,10 @@ namespace OpenSim.Region.Physics.Meshing
                 // trim the vertex and triangle lists to free up memory
                 mesh.TrimExcess();
             }
-            m_uniqueMeshes.Add(key, mesh);
+
+            if (!primShape.SculptEntry)
+                m_uniqueMeshes.Add(key, mesh);
+
             return mesh;
         }
     }

OpenSim/Region/ScriptEngine/Shared/Api/Implementation/LSL_Api.cs

@@ -7080,7 +7080,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             try
             {
                 byte[] encData_byte = new byte[str.Length];
-                encData_byte = Encoding.UTF8.GetBytes(str);
+                encData_byte = Util.UTF8.GetBytes(str);
                 string encodedData = Convert.ToBase64String(encData_byte);
                 return encodedData;
             }

OpenSim/Region/ScriptEngine/Shared/Api/Implementation/OSSL_Api.cs

@@ -1491,7 +1491,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Api
             notecardData = "Linden text version 2\n{\nLLEmbeddedItems version 1\n{\ncount 0\n}\nText length "
             + textLength.ToString() + "\n" + notecardData + "}\n";
 
-            asset.Data = Encoding.UTF8.GetBytes(notecardData);
+            asset.Data = Util.UTF8.GetBytes(notecardData);
             World.AssetService.Store(asset);
 
             // Create Task Entry

OpenSim/Server/Base/ServerUtils.cs

@@ -87,7 +87,7 @@ namespace OpenSim.Server.Base
         public static  byte[] SerializeResult(XmlSerializer xs, object data)
         {
             MemoryStream ms = new MemoryStream();
-            XmlTextWriter xw = new XmlTextWriter(ms, Encoding.UTF8);
+            XmlTextWriter xw = new XmlTextWriter(ms, Util.UTF8);
             xw.Formatting = Formatting.Indented;
             xs.Serialize(xw, data);
             xw.Flush();

OpenSim/Server/Handlers/Neighbour/NeighbourHandlers.cs

@@ -160,7 +160,7 @@ namespace OpenSim.Server.Handlers.Neighbour
 
             httpResponse.StatusCode = (int)HttpStatusCode.OK;
 
-            return Encoding.UTF8.GetBytes(OSDParser.SerializeJsonString(resp));
+            return Util.UTF8.GetBytes(OSDParser.SerializeJsonString(resp));
         }
     }
 

OpenSim/Server/Handlers/Simulation/AgentHandlers.cs

@@ -161,7 +161,7 @@ namespace OpenSim.Server.Handlers.Simulation
 
             httpResponse.StatusCode = (int)HttpStatusCode.OK;
 
-            return Encoding.UTF8.GetBytes(OSDParser.SerializeJsonString(resp));
+            return Util.UTF8.GetBytes(OSDParser.SerializeJsonString(resp));
         }
     }
 

OpenSim/Services/Connectors/Asset/AssetServiceConnector.cs

@@ -171,6 +171,8 @@ namespace OpenSim.Services.Connectors
 
             if (asset == null)
             {
+                bool result = false;
+
                 AsynchronousRestObjectRequester.
                         MakeRequest<int, AssetBase>("GET", uri, 0,
                         delegate(AssetBase a)
@@ -178,12 +180,15 @@ namespace OpenSim.Services.Connectors
                             if (m_Cache != null)
                                 m_Cache.Cache(a);
                             handler(id, sender, a);
+                            result = true;
                         });
 
+                return result;
             }
             else
             {
-                Util.FireAndForget(delegate { handler(id, sender, asset); });
+                //Util.FireAndForget(delegate { handler(id, sender, asset); });
+                handler(id, sender, asset);
             }
 
             return true;

bin/config-include/GridCommon.ini.example

@@ -17,7 +17,7 @@
 
 [GridService]
     ;
-    ; change this to your grid-wide inventory server
+    ; change this to your grid-wide grid server
     ;
     GridServerURI = "http://mygridserver.com:8001"
 

prebuild.xml

@@ -957,75 +957,6 @@
     </Project>
 
 
-    <Project frameworkVersion="v3_5" name="OpenSim.Grid.MessagingServer.Modules" path="OpenSim/Grid/MessagingServer.Modules" type="Library">
-      <Configuration name="Debug">
-        <Options>
-          <OutputPath>../../../bin/</OutputPath>
-        </Options>
-      </Configuration>
-      <Configuration name="Release">
-        <Options>
-          <OutputPath>../../../bin/</OutputPath>
-        </Options>
-      </Configuration>
-
-      <ReferencePath>../../../bin/</ReferencePath>
-      <Reference name="System"/>
-      <Reference name="System.Data"/>
-      <Reference name="System.Xml"/>
-      <Reference name="OpenSim.Framework"/>
-      <Reference name="OpenSim.Framework.Console"/>
-      <Reference name="OpenSim.Framework.Communications"/>
-      <Reference name="OpenSim.Data"/>
-      <Reference name="OpenSim.Framework.Servers"/>
-      <Reference name="OpenSim.Framework.Servers.HttpServer"/>
-      <Reference name="OpenSim.Grid.Framework"/>
-      <Reference name="OpenMetaverseTypes.dll"/>
-      <Reference name="OpenMetaverse.dll"/>
-      <Reference name="XMLRPC.dll"/>
-      <Reference name="log4net.dll"/>
-
-      <Files>
-        <Match pattern="*.cs" recurse="true"/>
-      </Files>
-    </Project>
-
-
-    <Project frameworkVersion="v3_5" name="OpenSim.Grid.MessagingServer" path="OpenSim/Grid/MessagingServer" type="Exe">
-      <Configuration name="Debug">
-        <Options>
-          <OutputPath>../../../bin/</OutputPath>
-        </Options>
-      </Configuration>
-      <Configuration name="Release">
-        <Options>
-          <OutputPath>../../../bin/</OutputPath>
-        </Options>
-      </Configuration>
-
-      <ReferencePath>../../../bin/</ReferencePath>
-      <Reference name="System"/>
-      <Reference name="System.Data"/>
-      <Reference name="System.Xml"/>
-      <Reference name="OpenSim.Framework"/>
-      <Reference name="OpenSim.Framework.Console"/>
-      <Reference name="OpenSim.Framework.Communications"/>
-      <Reference name="OpenSim.Data"/>
-      <Reference name="OpenSim.Framework.Servers"/>
-      <Reference name="OpenSim.Framework.Servers.HttpServer"/>
-      <Reference name="OpenSim.Grid.Framework"/>
-      <Reference name="OpenSim.Grid.MessagingServer.Modules"/>
-      <Reference name="OpenMetaverseTypes.dll"/>
-      <Reference name="OpenMetaverse.dll"/>
-      <Reference name="XMLRPC.dll"/>
-      <Reference name="log4net.dll"/>
-      <Reference name="Nini.dll"/>
-
-      <Files>
-        <Match pattern="*.cs" recurse="true"/>
-      </Files>
-    </Project>
-
     <Project frameworkVersion="v3_5" name="OpenSim.Server.Base" path="OpenSim/Server/Base" type="Library">
       <Configuration name="Debug">
         <Options>
@@ -1230,6 +1161,78 @@
       </Files>
     </Project>
 
+    <Project frameworkVersion="v3_5" name="OpenSim.Grid.MessagingServer.Modules" path="OpenSim/Grid/MessagingServer.Modules" type="Library">
+      <Configuration name="Debug">
+        <Options>
+          <OutputPath>../../../bin/</OutputPath>
+        </Options>
+      </Configuration>
+      <Configuration name="Release">
+        <Options>
+          <OutputPath>../../../bin/</OutputPath>
+        </Options>
+      </Configuration>
+
+      <ReferencePath>../../../bin/</ReferencePath>
+      <Reference name="System"/>
+      <Reference name="System.Data"/>
+      <Reference name="System.Xml"/>
+      <Reference name="OpenSim.Framework"/>
+      <Reference name="OpenSim.Framework.Console"/>
+      <Reference name="OpenSim.Framework.Communications"/>
+      <Reference name="OpenSim.Data"/>
+      <Reference name="OpenSim.Framework.Servers"/>
+      <Reference name="OpenSim.Framework.Servers.HttpServer"/>
+      <Reference name="OpenSim.Grid.Framework"/>
+      <Reference name="OpenSim.Services.Interfaces"/>
+      <Reference name="OpenSim.Services.Connectors"/>
+      <Reference name="OpenMetaverseTypes.dll"/>
+      <Reference name="OpenMetaverse.dll"/>
+      <Reference name="XMLRPC.dll"/>
+      <Reference name="log4net.dll"/>
+      <Reference name="Nini.dll"/>
+
+      <Files>
+        <Match pattern="*.cs" recurse="true"/>
+      </Files>
+    </Project>
+
+
+    <Project frameworkVersion="v3_5" name="OpenSim.Grid.MessagingServer" path="OpenSim/Grid/MessagingServer" type="Exe">
+      <Configuration name="Debug">
+        <Options>
+          <OutputPath>../../../bin/</OutputPath>
+        </Options>
+      </Configuration>
+      <Configuration name="Release">
+        <Options>
+          <OutputPath>../../../bin/</OutputPath>
+        </Options>
+      </Configuration>
+
+      <ReferencePath>../../../bin/</ReferencePath>
+      <Reference name="System"/>
+      <Reference name="System.Data"/>
+      <Reference name="System.Xml"/>
+      <Reference name="OpenSim.Framework"/>
+      <Reference name="OpenSim.Framework.Console"/>
+      <Reference name="OpenSim.Framework.Communications"/>
+      <Reference name="OpenSim.Data"/>
+      <Reference name="OpenSim.Framework.Servers"/>
+      <Reference name="OpenSim.Framework.Servers.HttpServer"/>
+      <Reference name="OpenSim.Grid.Framework"/>
+      <Reference name="OpenSim.Grid.MessagingServer.Modules"/>
+      <Reference name="OpenMetaverseTypes.dll"/>
+      <Reference name="OpenMetaverse.dll"/>
+      <Reference name="XMLRPC.dll"/>
+      <Reference name="log4net.dll"/>
+      <Reference name="Nini.dll"/>
+
+      <Files>
+        <Match pattern="*.cs" recurse="true"/>
+      </Files>
+    </Project>
+
     <Project frameworkVersion="v3_5" name="OpenSim.Services.AssetService" path="OpenSim/Services/AssetService" type="Library">
       <Configuration name="Debug">
         <Options>