01: /*
02: * JBoss, Home of Professional Open Source.
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors
04: * as indicated by the @author tags. See the copyright.txt file in the
05: * distribution for a full listing of individual contributors.
06: *
07: * This is free software; you can redistribute it and/or modify it
08: * under the terms of the GNU Lesser General Public License as
09: * published by the Free Software Foundation; either version 2.1 of
10: * the License, or (at your option) any later version.
11: *
12: * This software is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this software; if not, write to the Free
19: * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20: * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21: */
22: package org.jboss.injection;
23:
24: import java.lang.reflect.InvocationTargetException;
25: import java.lang.reflect.Method;
26: import org.jboss.ejb3.BeanContext;
27: import org.jboss.logging.Logger;
28:
29: /**
30: * Comment
31: *
32: * @author <a href="mailto:bill@jboss.org">Bill Burke</a>
33: * @version $Revision: 60233 $
34: */
35: public class EntityManagerFactoryMethodInjector implements Injector,
36: PojoInjector {
37: private static final Logger log = Logger
38: .getLogger(EntityManagerFactoryMethodInjector.class);
39: private Method setMethod;
40: private Object factory;
41:
42: public EntityManagerFactoryMethodInjector(Method setMethod,
43: Object factory) {
44: this .setMethod = setMethod;
45: setMethod.setAccessible(true);
46: this .factory = factory;
47: }
48:
49: public void inject(BeanContext ctx) {
50: inject(ctx, ctx.getInstance());
51: }
52:
53: public void inject(BeanContext ctx, Object instance) {
54: inject(instance);
55: }
56:
57: public void inject(Object instance) {
58: try {
59: Object[] args = { factory };
60: setMethod.invoke(instance, args);
61: } catch (IllegalAccessException e) {
62: throw new RuntimeException(e); //To change body of catch statement use Options | File Templates.
63: } catch (IllegalArgumentException e) {
64: throw new RuntimeException(
65: "Failed in setting EntityManager on setter method: "
66: + setMethod.toString());
67: } catch (InvocationTargetException e) {
68: throw new RuntimeException(e.getCause()); //To change body of catch statement use Options | File Templates.
69: }
70: }
71:
72: public Class getInjectionClass() {
73: return setMethod.getParameterTypes()[0];
74: }
75: }
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