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Java > Open Source Codes > org > apache > geronimo > kernel > ObjectInputStreamExt


1 /**
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. 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 JavaDoc;
20 import java.io.InputStream JavaDoc;
21 import java.io.ObjectInputStream JavaDoc;
22 import java.io.ObjectStreamClass JavaDoc;
23 import java.lang.reflect.Proxy JavaDoc;
24
25 /**
26  * @version $Rev: 476049 $ $Date: 2006-11-16 23:35:17 -0500 (Thu, 16 Nov 2006) $
27  */
28 public class ObjectInputStreamExt extends ObjectInputStream JavaDoc {
29
30     private ClassLoader JavaDoc classloader;
31
32     public ObjectInputStreamExt(InputStream JavaDoc in, ClassLoader JavaDoc loader) throws IOException JavaDoc {
33         super(in);
34         this.classloader = loader;
35     }
36
37     protected Class JavaDoc resolveClass(ObjectStreamClass JavaDoc classDesc) throws IOException JavaDoc, ClassNotFoundException JavaDoc {
38         return ClassLoading.loadClass(classDesc.getName(), classloader);
39     }
40
41     protected Class JavaDoc resolveProxyClass(String JavaDoc[] interfaces) throws IOException JavaDoc, ClassNotFoundException JavaDoc {
42         Class JavaDoc[] cinterfaces = new Class JavaDoc[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 JavaDoc e) {
49             throw new ClassNotFoundException JavaDoc(null, e);
50         }
51     }
52
53     ClassLoader JavaDoc getClassloader() {
54         return classloader;
55     }
56
57 }
58
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