01: /*
02: * HA-JDBC: High-Availability JDBC
03: * Copyright (c) 2004-2007 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;
22:
23: import java.util.Map;
24:
25: import net.sf.hajdbc.Database;
26:
27: /**
28: * @author Paul Ferraro
29: * @param <D>
30: * @param <T>
31: * @param <R>
32: */
33: public class DriverReadInvocationStrategy<D, T, R> implements
34: InvocationStrategy<D, T, R> {
35: /**
36: * @see net.sf.hajdbc.sql.InvocationStrategy#invoke(net.sf.hajdbc.sql.SQLProxy, net.sf.hajdbc.sql.Invoker)
37: */
38: @Override
39: public R invoke(SQLProxy<D, T> proxy, Invoker<D, T, R> invoker)
40: throws Exception {
41: Map.Entry<Database<D>, T> entry = proxy.entry();
42:
43: return invoker.invoke(entry.getKey(), entry.getValue());
44: }
45: }
|