com.mchange.lang.ObjectUtils Maven / Gradle / Ivy
/*
* Distributed as part of mchange-commons-java 0.2.6.3
*
* Copyright (C) 2013 Machinery For Change, Inc.
*
* Author: Steve Waldman
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of EITHER:
*
* 1) The GNU Lesser General Public License (LGPL), version 2.1, as
* published by the Free Software Foundation
*
* OR
*
* 2) The Eclipse Public License (EPL), version 1.0
*
* You may choose which license to accept if you wish to redistribute
* or modify this work. You may offer derivatives of this work
* under the license you have chosen, or you may provide the same
* choice of license which you have been offered here.
*
* This software 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.
*
* You should have received copies of both LGPL v2.1 and EPL v1.0
* along with this software; see the files LICENSE-EPL and LICENSE-LGPL.
* If not, the text of these licenses are currently available at
*
* LGPL v2.1: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* EPL v1.0: http://www.eclipse.org/org/documents/epl-v10.php
*
*/
package com.mchange.lang;
import java.io.*;
/**
* @deprecated use com.mchange.v2.ser.SerializableUtils;
*/
public final class ObjectUtils
{
private ObjectUtils()
{}
public final static Object DUMMY_OBJECT = new Object();
//Object must be Serializable
public static byte[] objectToByteArray(Object obj) throws NotSerializableException
{
try
{
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream out = new ObjectOutputStream(baos);
out.writeObject(obj);
return baos.toByteArray();
}
catch (NotSerializableException e)
{
//this is the only IOException that
//shouldn't signal a bizarre error...
e.fillInStackTrace();
throw e;
}
catch (IOException e)
{
e.printStackTrace();
throw new Error("IOException writing to a byte array!");
}
}
//the byte array is presumend to be a Serialized object
public static Object objectFromByteArray(byte[] bytes) throws IOException, ClassNotFoundException
{
ObjectInputStream in = new ObjectInputStream(new ByteArrayInputStream(bytes));
return in.readObject();
}
}