001    /**
002     *
003     * Copyright 2003-2004 The Apache Software Foundation
004     *
005     *  Licensed under the Apache License, Version 2.0 (the "License");
006     *  you may not use this file except in compliance with the License.
007     *  You may obtain a copy of the License at
008     *
009     *     http://www.apache.org/licenses/LICENSE-2.0
010     *
011     *  Unless required by applicable law or agreed to in writing, software
012     *  distributed under the License is distributed on an "AS IS" BASIS,
013     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     *  See the License for the specific language governing permissions and
015     *  limitations under the License.
016     */
017    package org.apache.geronimo.kernel;
018    
019    import java.io.IOException;
020    import java.io.InputStream;
021    import java.io.ObjectInputStream;
022    import java.io.ObjectStreamClass;
023    import java.lang.reflect.Proxy;
024    
025    /**
026     * @version $Rev: 392392 $ $Date: 2006-04-07 13:53:55 -0700 (Fri, 07 Apr 2006) $
027     */
028    public class ObjectInputStreamExt extends ObjectInputStream {
029    
030        private ClassLoader classloader;
031    
032        public ObjectInputStreamExt(InputStream in, ClassLoader loader) throws IOException {
033            super(in);
034            this.classloader = loader;
035        }
036    
037        protected Class resolveClass(ObjectStreamClass classDesc) throws IOException, ClassNotFoundException {
038            return ClassLoading.loadClass(classDesc.getName(), classloader);
039        }
040    
041        protected Class resolveProxyClass(String[] interfaces) throws IOException, ClassNotFoundException {
042            Class[] cinterfaces = new Class[interfaces.length];
043            for (int i = 0; i < interfaces.length; i++)
044                cinterfaces[i] = classloader.loadClass(interfaces[i]);
045    
046            try {
047                return Proxy.getProxyClass(classloader, cinterfaces);
048            } catch (IllegalArgumentException e) {
049                throw new ClassNotFoundException(null, e);
050            }
051        }
052    
053        ClassLoader getClassloader() {
054            return classloader;
055        }
056    
057    }