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Java > Open Source Codes > org > jboss > resource > binding > remote > RemoteSerializableInterceptor


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.resource.binding.remote;
23
24 import java.io.ByteArrayInputStream JavaDoc;
25 import java.io.ByteArrayOutputStream JavaDoc;
26 import java.io.ObjectOutputStream JavaDoc;
27 import java.io.OutputStream JavaDoc;
28 import java.io.Serializable JavaDoc;
29
30 import org.jboss.invocation.Invocation;
31 import org.jboss.proxy.Interceptor;
32
33 /**
34  * A RemoteSerializableInterceptor that allows remote JCA clients to pass non-serializabe arguments.
35  *
36  * @author <a HREF="weston.price@jboss.com">Weston Price</a>
37  * @version $Revision: 44967 $
38  */
39 public class RemoteSerializableInterceptor extends Interceptor
40 {
41
42    /** The serialVersionUID */
43    private static final long serialVersionUID = -6940983640563009944L;
44
45    public Object JavaDoc invoke(Invocation mi) throws Throwable JavaDoc
46    {
47       
48       final Object JavaDoc[] arguments = mi.getArguments();
49       
50       for (int i = 0; i < arguments.length; i++)
51       {
52          
53          final Object JavaDoc argument = arguments[i];
54          
55          if(wrapArgument(argument)){
56             
57             arguments[i] = generateWrapper(argument);
58              
59          }
60          
61       }
62       
63       return getNext().invoke(mi);
64    }
65    
66    private boolean wrapArgument(final Object JavaDoc obj){
67       
68       return (obj instanceof Serializable JavaDoc);
69       
70    }
71    
72    private Object JavaDoc generateWrapper(Object JavaDoc argument) throws Exception JavaDoc{
73       
74       RemoteSerializer serializer = RemoteSerializerFactory.getSerializer();
75       Object JavaDoc wrapper = serializer.serialize(argument);
76       return wrapper;
77       
78    }
79  
80 }
81
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