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a few changes to db generic tables

0.9.1.0-post-fixes
UbitUmarov 2019-08-26 03:00:28 +01:00
parent 584df2ab38
commit ab92dff5be
3 changed files with 147 additions and 26 deletions
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83
OpenSim/Data/MySQL/MySQLGenericTableHandler.cs
View File

@ -117,7 +117,39 @@ namespace OpenSim.Data.MySQL
public virtual T[] Get(string field, string key)
{
return Get(new string[] { field }, new string[] { key });
using (MySqlCommand cmd = new MySqlCommand())
{
cmd.Parameters.AddWithValue(field, key);
cmd.CommandText = string.Format("select * from {0} where `{1}` = ?{1}", m_Realm, field);
return DoQuery(cmd);
}
}
public virtual T[] Get(string field, string[] keys)
{
int flen = keys.Length;
if(flen == 0)
return new T[0];
int flast = flen - 1;
StringBuilder sb = new StringBuilder(1024);
sb.AppendFormat("select * from {0} where {1} IN (?", m_Realm, field);
using (MySqlCommand cmd = new MySqlCommand())
{
for (int i = 0 ; i < flen ; i++)
{
string fname = field + i.ToString();
cmd.Parameters.AddWithValue(fname, keys[i]);
sb.Append(fname);
if(i < flast)
sb.Append(",?");
else
sb.Append(")");
}
cmd.CommandText = sb.ToString();
return DoQuery(cmd);
}
}
public virtual T[] Get(string[] fields, string[] keys)
@ -140,7 +172,7 @@ namespace OpenSim.Data.MySQL
for (int i = 0 ; i < flen ; i++)
{
cmd.Parameters.AddWithValue(fields[i], keys[i]);
if(i< flast)
if(i < flast)
sb.AppendFormat("`{0}` = ?{0} and ", fields[i]);
else
sb.AppendFormat("`{0}` = ?{0} ", fields[i]);
@ -323,25 +355,26 @@ namespace OpenSim.Data.MySQL
// "[MYSQL GENERIC TABLE HANDLER]: Delete(string[] fields, string[] keys) invoked with {0}:{1}",
// string.Join(",", fields), string.Join(",", keys));
if (fields.Length != keys.Length)
int flen = fields.Length;
if (flen == 0 || flen != keys.Length)
return false;
List<string> terms = new List<string>();
int flast = flen - 1;
StringBuilder sb = new StringBuilder(1024);
sb.AppendFormat("delete from {0} where ", m_Realm);
using (MySqlCommand cmd = new MySqlCommand())
{
for (int i = 0 ; i < fields.Length ; i++)
for (int i = 0 ; i < flen ; i++)
{
cmd.Parameters.AddWithValue(fields[i], keys[i]);
terms.Add("`" + fields[i] + "` = ?" + fields[i]);
if(i < flast)
sb.AppendFormat("`{0}` = ?{0} and ", fields[i]);
else
sb.AppendFormat("`{0}` = ?{0}", fields[i]);
}
string where = String.Join(" and ", terms.ToArray());
string query = String.Format("delete from {0} where {1}", m_Realm, where);
cmd.CommandText = query;
cmd.CommandText = sb.ToString();
return ExecuteNonQuery(cmd) > 0;
}
}
@ -353,27 +386,27 @@ namespace OpenSim.Data.MySQL
public long GetCount(string[] fields, string[] keys)
{
if (fields.Length != keys.Length)
int flen = fields.Length;
if (flen == 0 || flen != keys.Length)
return 0;
List<string> terms = new List<string>();
int flast = flen - 1;
StringBuilder sb = new StringBuilder(1024);
sb.AppendFormat("select count(*) from {0} where ", m_Realm);
using (MySqlCommand cmd = new MySqlCommand())
{
for (int i = 0; i < fields.Length; i++)
for (int i = 0 ; i < flen ; i++)
{
cmd.Parameters.AddWithValue(fields[i], keys[i]);
terms.Add("`" + fields[i] + "` = ?" + fields[i]);
if(i < flast)
sb.AppendFormat("`{0}` = ?{0} and ", fields[i]);
else
sb.AppendFormat("`{0}` = ?{0}", fields[i]);
}
string where = String.Join(" and ", terms.ToArray());
string query = String.Format("select count(*) from {0} where {1}",
m_Realm, where);
cmd.CommandText = query;
Object result = DoQueryScalar(cmd);
cmd.CommandText = sb.ToString();
object result = DoQueryScalar(cmd);
return Convert.ToInt64(result);
}
@ -403,7 +436,7 @@ namespace OpenSim.Data.MySQL
dbcon.Open();
cmd.Connection = dbcon;
Object ret = cmd.ExecuteScalar();
object ret = cmd.ExecuteScalar();
cmd.Connection = null;
dbcon.Close();
return ret;

41
OpenSim/Data/Null/NullGenericDataHandler.cs
View File

@ -42,6 +42,47 @@ namespace OpenSim.Data.Null
/// </summary>
public class NullGenericDataHandler
{
protected List<T> Get<T>(string field, string val, List<T> inputEntities)
{
List<T> entities = inputEntities;
entities
= entities.Where(
e =>
{
FieldInfo fi = typeof(T).GetField(field);
if (fi == null)
throw new NotImplementedException(string.Format("No field {0} for val {1}", field, val));
return fi.GetValue(e).ToString() == val;
}
).ToList();
return entities;
}
protected List<T> Get<T>(string field, string[] vals, List<T> inputEntities)
{
List<T> entities = new List<T>();
for (int i = 0; i < vals.Length; i++)
{
entities.AddRange (inputEntities.Where(
e =>
{
FieldInfo fi = typeof(T).GetField(field);
if (fi == null)
throw new NotImplementedException(string.Format("No field {0} for val {1}", field, vals[i]));
return fi.GetValue(e).ToString() == vals[i];
}
).ToList()
);
}
return entities;
}
protected List<T> Get<T>(string[] fields, string[] vals, List<T> inputEntities)
{
List<T> entities = inputEntities;

49
OpenSim/Data/PGSQL/PGSQLGenericTableHandler.cs
View File

@ -180,7 +180,54 @@ namespace OpenSim.Data.PGSQL
public virtual T[] Get(string field, string key)
{
return Get(new string[] { field }, new string[] { key });
using (NpgsqlConnection conn = new NpgsqlConnection(m_ConnectionString))
using (NpgsqlCommand cmd = new NpgsqlCommand())
{
if ( m_FieldTypes.ContainsKey(field) )
cmd.Parameters.Add(m_database.CreateParameter(field, key, m_FieldTypes[field]));
else
cmd.Parameters.Add(m_database.CreateParameter(field, key));
string query = String.Format("SELECT * FROM {0} WHERE \"{1}\" = :{1}", m_Realm, field, field);
cmd.Connection = conn;
cmd.CommandText = query;
conn.Open();
return DoQuery(cmd);
}
}
public virtual T[] Get(string field, string[] keys)
{
int flen = keys.Length;
if(flen == 0)
return new T[0];
int flast = flen - 1;
StringBuilder sb = new StringBuilder(1024);
sb.AppendFormat("select * from {0} where {1} IN ('", m_Realm, field);
using (NpgsqlConnection conn = new NpgsqlConnection(m_ConnectionString))
using (NpgsqlCommand cmd = new NpgsqlCommand())
{
for (int i = 0 ; i < flen ; i++)
{
sb.Append(keys[i]);
if(i < flast)
sb.Append("','");
else
sb.Append("')");
}
string query = sb.ToString();
cmd.Connection = conn;
cmd.CommandText = query;
conn.Open();
return DoQuery(cmd);
}
}
public virtual T[] Get(string[] fields, string[] keys)