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;
024import java.sql.PreparedStatement;
025
026import net.sf.hajdbc.DatabaseCluster;
027import net.sf.hajdbc.util.reflect.ProxyFactory;
028
029/**
030 * @author Paul Ferraro
031 * @param <D> 
032 */
033public class PreparedStatementInvocationStrategy<D> extends DatabaseWriteInvocationStrategy<D, Connection, PreparedStatement>
034{
035        private Connection connection;
036        private TransactionContext<D> transactionContext;
037        private String sql;
038        
039        /**
040         * @param cluster
041         * @param connection
042         * @param transactionContext 
043         * @param sql
044         */
045        public PreparedStatementInvocationStrategy(DatabaseCluster<D> cluster, Connection connection, TransactionContext<D> transactionContext, String sql)
046        {
047                super(cluster.getNonTransactionalExecutor());
048                
049                this.connection = connection;
050                this.transactionContext = transactionContext;
051                this.sql = sql;
052        }
053
054        /**
055         * @see net.sf.hajdbc.sql.DatabaseWriteInvocationStrategy#invoke(net.sf.hajdbc.sql.SQLProxy, net.sf.hajdbc.sql.Invoker)
056         */
057        @Override
058        public PreparedStatement invoke(SQLProxy<D, Connection> proxy, Invoker<D, Connection, PreparedStatement> invoker) throws Exception
059        {
060                return ProxyFactory.createProxy(PreparedStatement.class, new PreparedStatementInvocationHandler<D>(this.connection, proxy, invoker, this.invokeAll(proxy, invoker), this.transactionContext, new FileSupportImpl(), this.sql));
061        }
062}