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Java > Open Source Codes > org > jboss > aspects > remoting > IsLocalInterceptor


1 /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
6   *
7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * 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;
23
24 import org.jboss.aop.Dispatcher;
25 /**
26  * Checks to see if this object is local in VM
27  *
28  * @author <a HREF="mailto:bill@jboss.org">Bill Burke</a>
29  * @version $Revision: 37406 $
30  */
31 public class IsLocalInterceptor implements org.jboss.aop.advice.Interceptor, java.io.Serializable JavaDoc
32 {
33    private static final long serialVersionUID = 8067347185395345001L;
34    
35    public static final IsLocalInterceptor singleton = new IsLocalInterceptor();
36
37    public String JavaDoc getName() { return "IsLocalInterceptor"; }
38
39    public Object JavaDoc invoke(org.jboss.aop.joinpoint.Invocation invocation) throws Throwable JavaDoc
40    {
41       Object JavaDoc oid = invocation.getMetaData(Dispatcher.DISPATCHER, Dispatcher.OID);
42       if (Dispatcher.singleton.isRegistered(oid))
43       {
44          org.jboss.aop.joinpoint.InvocationResponse response = Dispatcher.singleton.invoke(invocation);
45          invocation.setResponseContextInfo(response.getContextInfo());
46          return response.getResponse();
47       }
48       return invocation.invokeNext();
49    }
50 }
51
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