01: /*
02: * JBoss, Home of Professional Open Source
03: * Copyright 2006, Red Hat Middleware LLC, and individual contributors as indicated
04: * by the @authors tag. See the copyright.txt in the distribution for a
05: * 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 javax.ejb.TransactionManagementType;
25: import javax.transaction.UserTransaction;
26:
27: import org.jboss.aop.Advisor;
28: import org.jboss.ejb3.Container;
29: import org.jboss.ejb3.tx.TxUtil;
30: import org.jboss.ejb3.tx.UserTransactionImpl;
31: import org.jboss.injection.lang.reflect.BeanProperty;
32:
33: /**
34: * Injects a user transaction into a bean property.
35: *
36: * @author <a href="mailto:bill@jboss.org">Bill Burke</a>
37: * @author <a href="mailto:carlo.dewolf@jboss.com">Carlo de Wolf</a>
38: * @version $Revision: $
39: */
40: public class UserTransactionPropertyInjector extends
41: AbstractPropertyInjector {
42: public UserTransactionPropertyInjector(BeanProperty property,
43: InjectionContainer container) {
44: super (property);
45:
46: if (container instanceof Container) {
47: TransactionManagementType type = TxUtil
48: .getTransactionManagementType(((Advisor) container));
49: if (type != TransactionManagementType.BEAN)
50: throw new IllegalStateException(
51: "Container "
52: + ((Container) container).getEjbName()
53: + ": it is illegal to inject UserTransaction into a CMT bean");
54: }
55: }
56:
57: public void inject(Object instance) {
58: UserTransaction ut = new UserTransactionImpl();
59: property.set(instance, ut);
60: }
61: }
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