/*
* 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.db.jdbc;
import com.caucho.db.Database;
import com.caucho.util.L10N;
import javax.sql.ConnectionEvent;
import javax.sql.ConnectionEventListener;
import javax.sql.PooledConnection;
import java.sql.Connection;
import java.sql.SQLException;
import java.util.ArrayList;
import javax.sql.StatementEventListener;
/**
* The JDBC connection implementation.
*/
class PooledConnectionImpl implements PooledConnection {
private final static L10N L = new L10N(PooledConnectionImpl.class);
private final Database _db;
private ArrayList<ConnectionEventListener> _listeners =
new ArrayList<ConnectionEventListener>();
private boolean _isClosed;
PooledConnectionImpl(Database db)
{
_db = db;
if (_db == null)
throw new NullPointerException();
}
/**
* Returns the database.
*/
Database getDatabase()
{
return _db;
}
/**
* Returns a new connection implementation.
*/
public Connection getConnection()
throws SQLException
{
if (_isClosed)
throw new IllegalStateException(L.l("getting connection after close"));
// PooledConnectionImpl conn = new PooledConnectionImpl(this);
return new ConnectionImpl(this);
}
/**
* Adds a new listener.
*/
public void addConnectionEventListener(ConnectionEventListener listener)
{
if (! _listeners.contains(listener))
_listeners.add(listener);
}
/**
* Removes the new listener.
*/
public void removeConnectionEventListener(ConnectionEventListener listener)
{
_listeners.remove(listener);
}
void closeEvent(Connection conn)
{
ConnectionEvent event = new ConnectionEvent(this);
for (int i = 0; i < _listeners.size(); i++) {
ConnectionEventListener listener = _listeners.get(i);
listener.connectionClosed(event);
}
}
public void close()
throws SQLException
{
_isClosed = true;
}
public void addStatementEventListener(StatementEventListener listener) {
throw new UnsupportedOperationException("Not supported yet.");
}
public void removeStatementEventListener(StatementEventListener listener) {
throw new UnsupportedOperationException("Not supported yet.");
}
}