001/*
002 * HA-JDBC: High-Availability JDBC
003 * Copyright (c) 2004-2007 Paul Ferraro
004 * 
005 * This library is free software; you can redistribute it and/or modify it 
006 * under the terms of the GNU Lesser General Public License as published by the 
007 * Free Software Foundation; either version 2.1 of the License, or (at your 
008 * option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful, but WITHOUT
011 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 
012 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License 
013 * for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public License
016 * along with this library; if not, write to the Free Software Foundation, 
017 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
018 * 
019 * Contact: ferraro@users.sourceforge.net
020 */
021package net.sf.hajdbc.sql;
022
023import java.sql.Connection;
024
025import net.sf.hajdbc.DatabaseCluster;
026import net.sf.hajdbc.util.reflect.ProxyFactory;
027
028/**
029 * @author Paul Ferraro
030 * @param <D> 
031 * @param <P> 
032 */
033public class ConnectionInvocationStrategy<D, P> extends DatabaseWriteInvocationStrategy<D, P, Connection>
034{
035        private P connectionFactory;
036        private TransactionContext<D> transactionContext;
037        
038        /**
039         * @param cluster 
040         * @param connectionFactory the factory from which to create connections
041         * @param transactionContext 
042         */
043        public ConnectionInvocationStrategy(DatabaseCluster<D> cluster, P connectionFactory, TransactionContext<D> transactionContext)
044        {
045                super(cluster.getNonTransactionalExecutor());
046                
047                this.connectionFactory = connectionFactory;
048                this.transactionContext = transactionContext;
049        }
050
051        /**
052         * @see net.sf.hajdbc.sql.DatabaseWriteInvocationStrategy#invoke(net.sf.hajdbc.sql.SQLProxy, net.sf.hajdbc.sql.Invoker)
053         */
054        @Override
055        public Connection invoke(SQLProxy<D, P> proxy, Invoker<D, P, Connection> invoker) throws Exception
056        {
057                return ProxyFactory.createProxy(Connection.class, new ConnectionInvocationHandler<D, P>(this.connectionFactory, proxy, invoker, this.invokeAll(proxy, invoker), this.transactionContext));
058        }
059}