001/* 002 * HA-JDBC: High-Availability JDBC 003 * Copyright (c) 2004-2007 Paul Ferraro 004 * 005 * This library is free software; you can redistribute it and/or modify it 006 * under the terms of the GNU Lesser General Public License as published by the 007 * Free Software Foundation; either version 2.1 of the License, or (at your 008 * option) any later version. 009 * 010 * This library is distributed in the hope that it will be useful, but WITHOUT 011 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 012 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License 013 * for more details. 014 * 015 * You should have received a copy of the GNU Lesser General Public License 016 * along with this library; if not, write to the Free Software Foundation, 017 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 018 * 019 * Contact: ferraro@users.sourceforge.net 020 */ 021package net.sf.hajdbc.distributable; 022 023import java.io.Externalizable; 024import java.io.IOException; 025import java.io.ObjectInput; 026import java.io.ObjectOutput; 027 028import org.jgroups.Address; 029 030/** 031 * @author Paul Ferraro 032 * @since 2.0 033 */ 034public abstract class AbstractLockDecree implements LockDecree, Externalizable 035{ 036 protected String id; 037 private Address address; 038 039 protected AbstractLockDecree(String id, Address address) 040 { 041 this.id = id; 042 this.address = address; 043 } 044 045 protected AbstractLockDecree() 046 { 047 // Required for deserialization 048 } 049 050 /** 051 * @see net.sf.hajdbc.distributable.LockDecree#getAddress() 052 */ 053 public Address getAddress() 054 { 055 return this.address; 056 } 057 058 /** 059 * @see java.io.Externalizable#writeExternal(java.io.ObjectOutput) 060 */ 061 @Override 062 public void writeExternal(ObjectOutput output) throws IOException 063 { 064 output.writeUTF(this.id); 065 output.writeObject(this.address); 066 } 067 068 /** 069 * @see java.io.Externalizable#readExternal(java.io.ObjectInput) 070 */ 071 @Override 072 public void readExternal(ObjectInput input) throws IOException, ClassNotFoundException 073 { 074 this.id = input.readUTF(); 075 this.address = (Address) input.readObject(); 076 } 077}