/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE
* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at
* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
* add the following below this CDDL HEADER, with the fields enclosed
* by brackets "[]" replaced with your own identifying information:
* Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*
*
* Copyright 2006-2010 Sun Microsystems, Inc.
*/
package org.opends.server.replication.protocol;
/**
* This is an abstract class of messages of the replication protocol
* for message that needs to contain information about the server that
* send them and the destination servers to which they should be sent.
*/
public abstract class RoutableMsg extends ReplicationMsg
{
/**
* Special values for the server ids fields contained in the routable
* messages.
**/
/**
* Specifies that no server is identified.
*/
public static final int UNKNOWN_SERVER = -1;
/**
* Specifies all servers in the replication domain.
*/
public static final int ALL_SERVERS = -2;
/**
* Inside a topology of servers in the same domain, it specifies
* the server that is the "closest" to the sender.
*/
public static final int THE_CLOSEST_SERVER = -3;
/**
* The destination server or servers of this message.
*/
protected int destination = UNKNOWN_SERVER;
/**
* The serverID of the server that sends this message.
*/
protected int senderID = UNKNOWN_SERVER;
/**
* Creates a routable message.
* @param serverID replication server id
* @param destination replication server id
*/
public RoutableMsg(int serverID, int destination)
{
this.senderID = serverID;
this.destination = destination;
}
/**
* Creates a routable message.
*/
public RoutableMsg()
{
}
/**
* Get the destination. The value is a serverId, or ALL_SERVERS dedicated
* value.
* @return the destination
*/
public int getDestination()
{
return this.destination;
}
/**
* Get the server ID of the server that sent this message.
* @return the server id
*/
public int getSenderID()
{
return this.senderID;
}
/**
* Returns a string representation of the message.
*
* @return the string representation of this message.
*/
public String toString()
{
return "["+
this.getClass().getCanonicalName() +
" sender=" + this.senderID +
" destination=" + this.destination + "]";
}
}