/*
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* The contents of this file are subject to the terms of the Common Development and
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* Distribution License (the License). You may not use this file except in compliance with the
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* License.
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*
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* You can obtain a copy of the License at legal/CDDLv1.0.txt. See the License for the
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* specific language governing permission and limitations under the License.
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*
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* When distributing Covered Software, include this CDDL Header Notice in each file and include
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* the License file at legal/CDDLv1.0.txt. If applicable, add the following below the CDDL
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* Header, with the fields enclosed by brackets [] replaced by your own identifying
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* information: "Portions Copyright [year] [name of copyright owner]".
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*
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* Copyright 2008-2009 Sun Microsystems, Inc.
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* Portions copyright 2013-2016 ForgeRock AS.
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*/
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package org.opends.server.replication.protocol;
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import java.util.zip.DataFormatException;
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/**
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* This message is part of the replication protocol. RS1 sends a
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* MonitorRequestMsg to RS2 to request its monitoring information. When RS2
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* receives a MonitorRequestMsg from RS1, RS2 responds with a MonitorMessage.
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*/
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public class MonitorRequestMsg extends ReplicationMsg
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{
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/** The destination server or servers of this message. */
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private final int destination;
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/** The serverID of the server that sends this message. */
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private final int senderID;
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/**
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* Creates a message.
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*
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* @param serverID
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* The sender server of this message.
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* @param destination
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* The server or servers targeted by this message.
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*/
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public MonitorRequestMsg(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 new message by decoding the provided byte array.
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*
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* @param in
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* A byte array containing the encoded information for the message,
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* @throws DataFormatException
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* If the in does not contain a properly, encoded message.
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*/
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MonitorRequestMsg(byte[] in) throws DataFormatException
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{
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final ByteArrayScanner scanner = new ByteArrayScanner(in);
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final byte msgType = scanner.nextByte();
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if (msgType != MSG_TYPE_REPL_SERVER_MONITOR_REQUEST)
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{
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throw new DataFormatException("input is not a valid "
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+ getClass().getCanonicalName());
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}
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this.senderID = scanner.nextIntUTF8();
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this.destination = scanner.nextIntUTF8();
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}
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@Override
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public byte[] getBytes(short protocolVersion)
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{
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final ByteArrayBuilder builder = new ByteArrayBuilder();
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builder.appendByte(MSG_TYPE_REPL_SERVER_MONITOR_REQUEST);
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builder.appendIntUTF8(senderID);
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builder.appendIntUTF8(destination);
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return builder.toByteArray();
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}
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/**
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* Get the destination.
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*
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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 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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*
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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 senderID;
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}
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@Override
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public String toString()
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{
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return "[" + getClass().getSimpleName() + " sender=" + senderID + " destination=" + destination + "]";
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}
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}
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