/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.amber.entity;
import com.caucho.amber.manager.AmberConnection;
import com.caucho.util.Alarm;
import java.sql.SQLException;
import java.util.Map;
/**
* An entity item handles the living entities.
*/
public class XAEntityItem extends EntityItem {
private AmberEntityHome _home;
private Entity _entity;
public XAEntityItem(AmberEntityHome home, Entity entity)
{
_home = home;
_entity = entity;
}
/**
* Returns the entity home.
*/
@Override
public AmberEntityHome getEntityHome()
{
return _home;
}
/**
* Returns the cached entity.
*
* @return true if the cached value is valid.
*/
public Entity getEntity()
{
return _entity;
}
/**
* Returns the cached entity.
*
* @return true if the cached value is valid.
*/
@Override
public Entity loadEntity(int loadGroup)
{
AmberConnection aConn = _home.getManager().getCacheConnection();
try {
// _cacheEntity.__caucho_setConnection(aConn);
_entity.__caucho_retrieve_self(aConn);
} finally {
aConn.freeConnection();
}
return _entity;
}
/**
* Returns the cached entity.
*
* @return true if the cached value is valid.
*/
@Override
public Entity loadEntity(AmberConnection aConn,
int loadGroup)
{
_entity.__caucho_retrieve_self(aConn);
return _entity;
}
/**
* Creates a new entity instance.
*/
@Override
public Entity createEntity(AmberConnection aConn, Object key)
throws SQLException
{
return _entity;
}
/**
* Saves the item values into the cache.
*/
public void save(Entity item)
{
}
/**
* Saves the item values into the cache.
*/
public void savePart(Entity item)
{
}
/**
* Expire the value from the cache.
*/
@Override
public void expire()
{
}
Class getInstanceClass()
{
return _entity.getClass();
}
public String toString()
{
return "XAEntityItem[" + _entity + "]";
}
}