01: /*
02: * HA-JDBC: High-Availability JDBC
03: * Copyright (c) 2004-2008 Paul Ferraro
04: *
05: * This library is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU Lesser General Public License as published by the
07: * Free Software Foundation; either version 2.1 of the License, or (at your
08: * option) any later version.
09: *
10: * This library is distributed in the hope that it will be useful, but WITHOUT
11: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
13: * for more details.
14: *
15: * You should have received a copy of the GNU Lesser General Public License
16: * along with this library; if not, write to the Free Software Foundation,
17: * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18: *
19: * Contact: ferraro@users.sourceforge.net
20: */
21: package net.sf.hajdbc.sql.pool;
22:
23: import javax.sql.ConnectionPoolDataSource;
24: import javax.sql.PooledConnection;
25:
26: import net.sf.hajdbc.DatabaseCluster;
27: import net.sf.hajdbc.sql.DatabaseWriteInvocationStrategy;
28: import net.sf.hajdbc.sql.Invoker;
29: import net.sf.hajdbc.sql.SQLProxy;
30: import net.sf.hajdbc.util.reflect.ProxyFactory;
31:
32: /**
33: * @author Paul Ferraro
34: */
35: public class PooledConnectionInvocationStrategy
36: extends
37: DatabaseWriteInvocationStrategy<ConnectionPoolDataSource, ConnectionPoolDataSource, PooledConnection> {
38: private ConnectionPoolDataSource dataSource;
39:
40: /**
41: * @param cluster
42: * @param dataSource
43: */
44: public PooledConnectionInvocationStrategy(
45: DatabaseCluster<ConnectionPoolDataSource> cluster,
46: ConnectionPoolDataSource dataSource) {
47: super (cluster.getNonTransactionalExecutor());
48:
49: this .dataSource = dataSource;
50: }
51:
52: @Override
53: public PooledConnection invoke(
54: SQLProxy<ConnectionPoolDataSource, ConnectionPoolDataSource> proxy,
55: Invoker<ConnectionPoolDataSource, ConnectionPoolDataSource, PooledConnection> invoker)
56: throws Exception {
57: return ProxyFactory
58: .createProxy(PooledConnection.class,
59: new PooledConnectionInvocationHandler(
60: this.dataSource, proxy, invoker, this
61: .invokeAll(proxy, invoker)));
62: }
63: }
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