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.xa;
22:
23: import java.lang.reflect.Method;
24: import java.util.Set;
25:
26: import javax.sql.XADataSource;
27:
28: import net.sf.hajdbc.DatabaseCluster;
29: import net.sf.hajdbc.sql.AbstractRootInvocationHandler;
30: import net.sf.hajdbc.sql.InvocationStrategy;
31: import net.sf.hajdbc.util.reflect.Methods;
32:
33: /**
34: * @author Paul Ferraro
35: *
36: */
37: @SuppressWarnings("nls")
38: public class XADataSourceInvocationHandler extends
39: AbstractRootInvocationHandler<XADataSource> {
40: private static final Set<Method> getXAConnectionMethodSet = Methods
41: .findMethods(XADataSource.class, "getXADataSource");
42:
43: /**
44: * @param databaseCluster
45: */
46: public XADataSourceInvocationHandler(
47: DatabaseCluster<XADataSource> databaseCluster) {
48: super (databaseCluster, XADataSource.class);
49: }
50:
51: @Override
52: protected InvocationStrategy<XADataSource, XADataSource, ?> getInvocationStrategy(
53: XADataSource dataSource, Method method, Object[] parameters)
54: throws Exception {
55: if (getXAConnectionMethodSet.contains(method)) {
56: return new XAConnectionInvocationStrategy(this.cluster,
57: dataSource);
58: }
59:
60: return super.getInvocationStrategy(dataSource, method,
61: parameters);
62: }
63: }
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