108 lines
3.8 KiB
C#
108 lines
3.8 KiB
C#
/*
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* Copyright (c) Tribal Media AB, http://tribalmedia.se/
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * The name of Tribal Media AB may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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using System;
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using System.Data;
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using System.Data.Common;
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using TribalMedia.Framework.Data;
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namespace TribalMedia.Framework.Data
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{
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public abstract class TableMapper
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{
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private readonly DatabaseMapper m_connectionPool;
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private readonly object m_syncRoot = new object();
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protected void WithConnection(Action<DbConnection> action)
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{
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lock (m_syncRoot)
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{
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DbConnection m_connection = m_connectionPool.GetNewConnection();
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if (m_connection.State != ConnectionState.Open)
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{
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m_connection.Open();
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}
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action(m_connection);
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if (m_connection.State == ConnectionState.Open)
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{
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m_connection.Close();
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}
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}
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}
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private readonly string m_tableName;
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public string TableName
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{
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get { return m_tableName; }
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}
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private Schema m_schema;
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public Schema Schema
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{
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get { return m_schema; }
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}
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private FieldMapper m_keyFieldMapper;
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public FieldMapper KeyFieldMapper
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{
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get { return m_keyFieldMapper; }
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}
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public TableMapper(DatabaseMapper connectionPool, string tableName)
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{
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m_connectionPool = connectionPool;
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m_tableName = tableName.ToLower(); // Stupid MySQL hack.
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}
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public string CreateParamName(string fieldName)
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{
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return m_connectionPool.CreateParamName(fieldName);
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}
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protected DbCommand CreateSelectCommand(DbConnection connection, string fieldName, object primaryKey)
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{
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return m_connectionPool.CreateSelectCommand(this, connection, fieldName, primaryKey);
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}
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public string CreateCondition(DbCommand command, string fieldName, object key)
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{
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return m_connectionPool.CreateCondition(this, command, fieldName, key);
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}
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public DbCommand CreateInsertCommand(DbConnection connection, object obj)
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{
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return m_connectionPool.CreateInsertCommand(this, connection, obj);
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}
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public DbCommand CreateUpdateCommand(DbConnection connection, object rowMapper, object primaryKey)
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{
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return m_connectionPool.CreateUpdateCommand(this, connection, rowMapper, primaryKey);
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}
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}
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} |