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.invocation;
23:
24: /**
25: * An InvokerInterceptor that does not optimize in VM invocations
26: *
27: * @author Scott.Stark@jboss.org
28: * @version $Revision: 57209 $
29: */
30: public class MarshallingInvokerInterceptor extends InvokerInterceptor {
31: /** Serial Version Identifier. @since 1.1.4.1 */
32: private static final long serialVersionUID = -6473336704093435358L;
33:
34: public MarshallingInvokerInterceptor() {
35: // For externalization to work
36: }
37:
38: // Public --------------------------------------------------------
39:
40: /**
41: * Use marshalled invocations when the target is colocated.
42: */
43: public Object invoke(Invocation invocation) throws Exception {
44:
45: /*
46: if(isLocal(invocation))
47: return invokeLocalMarshalled(invocation);
48: else
49: return invokeInvoker(invocation);
50:
51: invokeLocalMarshalled is an optimized method for call-by-values. we don't need to serialize the entire Invocation
52: for having call-by-value.
53: */
54:
55: if (isLocal(invocation))
56: return invokeLocalMarshalled(invocation);
57: else
58: return invokeInvoker(invocation);
59: }
60: }
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