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.aspects.remoting.interceptors.invoker;
23:
24: import org.jboss.aop.advice.Interceptor;
25: import org.jboss.aop.joinpoint.Invocation;
26:
27: /**
28: * @author <a href="mailto:tom@jboss.org">Tom Elrod</a>
29: */
30: public class InvokerInterceptor implements Interceptor {
31:
32: public String getName() {
33: return "InvokerInterceptor";
34: }
35:
36: public Object invoke(Invocation invocation) throws Throwable {
37: Object ret = null;
38:
39: // Will use the locator to determine which remoting interceptors to insert into chain
40: // Returns a new invocation with the marshalling and transport interceptors added.
41: Invocation newInvocation = RemotingInterceptorFactory
42: .injectRemotingInterceptors(invocation);
43:
44: if (newInvocation != null) {
45: ret = newInvocation.invokeNext();
46: } else {
47: throw new RuntimeException(
48: "Could not make invocation due to new invocation object being null.");
49: }
50:
51: return ret;
52: }
53: }
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