com.mchange.v2.holders.SynchronizedByteHolder 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.v2.holders;
import java.io.*;
import com.mchange.v2.ser.UnsupportedVersionException;
public class SynchronizedByteHolder implements ThreadSafeByteHolder, Serializable
{
transient byte value;
public synchronized byte getValue()
{ return value; }
public synchronized void setValue(byte b)
{ this.value = b; }
//Serialization
static final long serialVersionUID = 1; //override to take control of versioning
private final static short VERSION = 0x0001;
private void writeObject(ObjectOutputStream out) throws IOException
{
out.writeShort(VERSION);
out.writeByte(value);
}
private void readObject(ObjectInputStream in) throws IOException
{
short version = in.readShort();
switch (version)
{
case 0x0001:
this.value = in.readByte();
break;
default:
throw new UnsupportedVersionException(this, version);
}
}
}