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.ejb3;
23:
24: import java.net.URL;
25: import org.jboss.ejb3.metamodel.EjbJarDD;
26: import org.jboss.ejb3.metamodel.EjbJarDDObjectFactory;
27: import org.jboss.ejb3.metamodel.JBossDDObjectFactory;
28: import org.jboss.ejb3.interceptor.InterceptorInfoRepository;
29:
30: import javassist.bytecode.ClassFile;
31:
32: public abstract class Ejb3HandlerFactory {
33: public abstract Ejb3Handler createHandler(ClassFile cf)
34: throws Exception;
35:
36: private static class DDFactory extends Ejb3HandlerFactory {
37: private EjbJarDD dd;
38: private Ejb3Deployment di;
39:
40: public DDFactory(Ejb3Deployment di) throws Exception {
41: this .di = di;
42: this .dd = EjbJarDDObjectFactory.parse(di
43: .getDeploymentUnit().getEjbJarXml());
44: this .dd = JBossDDObjectFactory.parse(di.getDeploymentUnit()
45: .getJbossXml(), dd);
46:
47: InterceptorInfoRepository repository = this .di
48: .getDeploymentUnit().getInterceptorInfoRepository();
49: repository.initialise(dd);
50: }
51:
52: public Ejb3Handler createHandler(ClassFile cf) throws Exception {
53: return new Ejb3DescriptorHandler(di, cf, dd);
54: }
55: }
56:
57: private static class AnnotationFactory extends Ejb3HandlerFactory {
58: private Ejb3Deployment di;
59:
60: public AnnotationFactory(Ejb3Deployment di) throws Exception {
61: this .di = di;
62: }
63:
64: public Ejb3Handler createHandler(ClassFile cf) throws Exception {
65: return new Ejb3AnnotationHandler(di, cf);
66: }
67: }
68:
69: public static Ejb3HandlerFactory getInstance(Ejb3Deployment di)
70: throws Exception {
71: URL ddResource = di.getDeploymentUnit().getEjbJarXml();
72:
73: URL jbossDdResource = di.getDeploymentUnit().getJbossXml();
74:
75: if (ddResource == null && jbossDdResource == null)
76: return new AnnotationFactory(di);
77: else
78: return new DDFactory(di);
79: }
80: }
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