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.mq.server.jmx;
23:
24: import javax.jms.IllegalStateException;
25: import javax.management.ObjectName;
26:
27: import org.jboss.mq.server.JMSServerInterceptor;
28: import org.jboss.mq.server.JMSServerInvoker;
29: import org.jboss.system.ServiceMBeanSupport;
30:
31: /**
32: * Adapts JBossMQService to deliver JMSServerInvoker.
33: *
34: * @jmx:mbean extends="org.jboss.system.ServiceMBean"
35: *
36: * @author <a href="Peter Antman">Peter Antman</a>
37: * @version $Revision: 57198 $
38: */
39:
40: public class Invoker extends ServiceMBeanSupport implements
41: InvokerMBean {
42: /**
43: * The next interceptor this interceptor invokes.
44: */
45: private JMSServerInterceptor nextInterceptor;
46: private ObjectName nextInterceptorObjName;
47: private JMSServerInvoker invoker;
48:
49: /**
50: * @jmx:managed-attribute
51: */
52: public ObjectName getNextInterceptor() {
53: return this .nextInterceptorObjName;
54: }
55:
56: /**
57: * @jmx:managed-attribute
58: */
59: public void setNextInterceptor(ObjectName jbossMQService) {
60: this .nextInterceptorObjName = jbossMQService;
61: }
62:
63: protected void startService() throws Exception {
64: if (nextInterceptorObjName != null) {
65: nextInterceptor = (JMSServerInterceptor) getServer()
66: .getAttribute(nextInterceptorObjName, "Interceptor");
67: if (nextInterceptor == null)
68: throw new IllegalStateException(
69: "The next interceptor was invalid.");
70: }
71: invoker.setNext(nextInterceptor);
72: }
73:
74: /**
75: * @see ServiceMBeanSupport#createService()
76: */
77: protected void createService() throws Exception {
78: super .createService();
79: invoker = new JMSServerInvoker();
80: }
81:
82: /**
83: * @jmx:managed-attribute
84: * @see InvokerMBean#getInvoker()
85: */
86: public JMSServerInvoker getInvoker() {
87: return invoker;
88: }
89:
90: }
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