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