View Javadoc

1   /**
2    *
3    * Copyright 2003-2004 The Apache Software Foundation
4    *
5    *  Licensed under the Apache License, Version 2.0 (the "License");
6    *  you may not use this file except in compliance with the License.
7    *  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   *  Unless required by applicable law or agreed to in writing, software
12   *  distributed under the License is distributed on an "AS IS" BASIS,
13   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   *  See the License for the specific language governing permissions and
15   *  limitations under the License.
16   */
17  package org.apache.geronimo.kernel;
18  
19  import java.io.IOException;
20  import java.io.InputStream;
21  import java.io.ObjectInputStream;
22  import java.io.ObjectStreamClass;
23  import java.lang.reflect.Proxy;
24  
25  /**
26   * @version $Rev: 392392 $ $Date: 2006-04-07 13:53:55 -0700 (Fri, 07 Apr 2006) $
27   */
28  public class ObjectInputStreamExt extends ObjectInputStream {
29  
30      private ClassLoader classloader;
31  
32      public ObjectInputStreamExt(InputStream in, ClassLoader loader) throws IOException {
33          super(in);
34          this.classloader = loader;
35      }
36  
37      protected Class resolveClass(ObjectStreamClass classDesc) throws IOException, ClassNotFoundException {
38          return ClassLoading.loadClass(classDesc.getName(), classloader);
39      }
40  
41      protected Class resolveProxyClass(String[] interfaces) throws IOException, ClassNotFoundException {
42          Class[] cinterfaces = new Class[interfaces.length];
43          for (int i = 0; i < interfaces.length; i++)
44              cinterfaces[i] = classloader.loadClass(interfaces[i]);
45  
46          try {
47              return Proxy.getProxyClass(classloader, cinterfaces);
48          } catch (IllegalArgumentException e) {
49              throw new ClassNotFoundException(null, e);
50          }
51      }
52  
53      ClassLoader getClassloader() {
54          return classloader;
55      }
56  
57  }