78 lines
2.7 KiB
Java
78 lines
2.7 KiB
Java
/*
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* Copyright (c) 1998, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package extension;
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import java.util.Hashtable;
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import java.io.*;
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public class ExtendedObjectInputStream extends ObjectInputStream {
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static private Hashtable renamedClassMap;
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public ExtendedObjectInputStream(InputStream si)
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throws IOException, StreamCorruptedException
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{
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super(si);
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}
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protected Class resolveClass(ObjectStreamClass v)
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throws IOException, ClassNotFoundException
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{
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if (renamedClassMap != null) {
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// System.out.println("resolveClass(" + v.getName() + ")");
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Class newClass = (Class)renamedClassMap.get(v.getName());
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if (newClass != null) {
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v = ObjectStreamClass.lookup(newClass);
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}
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}
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return super.resolveClass(v);
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}
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static public void addRenamedClassName(String oldName, String newName)
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throws ClassNotFoundException
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{
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Class cl = null;
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if (renamedClassMap == null)
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renamedClassMap = new Hashtable(10);
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if (newName.startsWith("[L")) {
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// System.out.println("Array processing");
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Class componentType =
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Class.forName(newName.substring(2));
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//System.out.println("ComponentType=" + componentType.getName());
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Object dummy =
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java.lang.reflect.Array.newInstance(componentType, 3);
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cl = dummy.getClass();
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// System.out.println("Class=" + cl.getName());
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}
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else
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cl = Class.forName(newName);
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//System.out.println("oldName=" + oldName +
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// " newName=" + cl.getName());
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renamedClassMap.put(oldName, cl);
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}
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}
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