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Java > Open Source Codes > com > caucho > vfs > ContextLoaderObjectInputStream


1 /*
2  * Copyright (c) 1998-2006 Caucho Technology -- all rights reserved
3  *
4  * This file is part of Resin(R) Open Source
5  *
6  * Each copy or derived work must preserve the copyright notice and this
7  * notice unmodified.
8  *
9  * Resin Open Source is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the License, or
12  * (at your option) any later version.
13  *
14  * Resin Open Source is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
17  * of NON-INFRINGEMENT. See the GNU General Public License for more
18  * details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with Resin Open Source; if not, write to the
22  * Free SoftwareFoundation, Inc.
23  * 59 Temple Place, Suite 330
24  * Boston, MA 02111-1307 USA
25  *
26  * @author Scott Ferguson
27  */
28
29 package com.caucho.vfs;
30
31 import java.io.IOException JavaDoc;
32 import java.io.InputStream JavaDoc;
33 import java.io.ObjectInputStream JavaDoc;
34 import java.io.ObjectStreamClass JavaDoc;
35 import java.lang.reflect.Proxy JavaDoc;
36
37 /**
38  * Object input stream which loads based on the context class loader.
39  */
40 public class ContextLoaderObjectInputStream extends ObjectInputStream JavaDoc {
41   /**
42    * Creates the new object input stream.
43    */
44   public ContextLoaderObjectInputStream(InputStream JavaDoc is)
45     throws IOException JavaDoc
46   {
47     super(is);
48   }
49
50   protected Class JavaDoc resolveClass(ObjectStreamClass JavaDoc v)
51     throws IOException JavaDoc, ClassNotFoundException JavaDoc
52   {
53     String JavaDoc name = v.getName();
54
55     Thread JavaDoc thread = Thread.currentThread();
56     ClassLoader JavaDoc loader = thread.getContextClassLoader();
57
58     return Class.forName(name, false, loader);
59   }
60
61   protected Class JavaDoc resolveProxyClass(String JavaDoc []interfaceNames)
62     throws IOException JavaDoc, ClassNotFoundException JavaDoc
63   {
64     Thread JavaDoc thread = Thread.currentThread();
65     ClassLoader JavaDoc loader = thread.getContextClassLoader();
66     
67     Class JavaDoc []clArray = new Class JavaDoc[interfaceNames.length];
68
69     for (int i = 0; i < interfaceNames.length; i++) {
70       clArray[i] = Class.forName(interfaceNames[i], false, loader);
71     }
72
73     return Proxy.getProxyClass(loader, clArray);
74   }
75 }
76
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