?? objectinputstreamx.java
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/* * Oscar - An implementation of the OSGi framework. * Copyright (c) 2004, Richard S. Hall * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * Neither the name of the ungoverned.org nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * * Contact: Richard S. Hall (heavy@ungoverned.org) * Contributor(s): ***/package org.ungoverned.oscar.util;import java.io.*;/** * The ObjectInputStreamX class is a simple extension to the ObjectInputStream * class. The purpose of ObjectInputStreamX is to allow objects to be deserialized * when their classes are not in the CLASSPATH (e.g., in a JAR file). */public class ObjectInputStreamX extends ObjectInputStream{ private ClassLoader m_loader = null; /** * Construct an ObjectInputStreamX for the specified InputStream and the specified * ClassLoader. * @param in the input stream to read. * @param loader the class loader used to resolve classes. */ public ObjectInputStreamX(InputStream in, ClassLoader loader) throws IOException, StreamCorruptedException { super(in); this.m_loader = loader; } /** * By overloading this method, the ObjectInputStreamX can resolve a class * from the class loader that was passed into it at construction time. */ protected Class resolveClass(ObjectStreamClass v) throws IOException, ClassNotFoundException { Class clazz = m_loader.loadClass(v.getName()); return clazz; }}
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