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