/*
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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 legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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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 legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* 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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* Portions Copyright 2013-2014 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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import org.opends.server.types.DN;
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/**
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* This message is part of the replication protocol.
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* This message is sent by a server to another server in order to
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* request this other server to do an export to the server sender
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* of this message.
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*/
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public class InitializeRequestMsg extends RoutableMsg
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{
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private final DN baseDN;
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private int initWindow = 0;
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/**
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* Creates a InitializeRequestMsg message.
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*
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* @param baseDN the base DN of the replication domain.
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* @param destination destination of this message
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* @param serverID serverID of the server that will send this message
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* @param initWindow initialization window for flow control
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*/
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public InitializeRequestMsg(DN baseDN, int serverID, int destination,
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int initWindow)
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{
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super(serverID, destination);
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this.baseDN = baseDN;
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this.initWindow = initWindow; // V4
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}
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/**
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* Creates a new InitializeRequestMsg by decoding the provided byte array.
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* @param in A byte array containing the encoded information for the message
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* @param version The protocol version to use to decode the msg
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* @throws DataFormatException If the in does not contain a properly
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* encoded InitializeMessage.
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*/
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InitializeRequestMsg(byte[] in, short version) 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_INITIALIZE_REQUEST)
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{
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throw new DataFormatException(
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"input is not a valid InitializeRequestMessage");
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}
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baseDN = scanner.nextDN();
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senderID = scanner.nextIntUTF8();
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destination = scanner.nextIntUTF8();
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if (version >= ProtocolVersion.REPLICATION_PROTOCOL_V4)
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{
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initWindow = scanner.nextIntUTF8();
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}
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}
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/**
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* Get the base DN from this InitializeRequestMsg.
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*
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* @return the base DN from this InitializeRequestMsg.
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*/
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public DN getBaseDN()
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{
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return baseDN;
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}
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// ============
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// Msg encoding
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// ============
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/** {@inheritDoc} */
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@Override
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public byte[] getBytes(short version)
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{
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final ByteArrayBuilder builder = new ByteArrayBuilder();
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builder.appendByte(MSG_TYPE_INITIALIZE_REQUEST);
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builder.appendDN(baseDN);
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builder.appendIntUTF8(senderID);
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builder.appendIntUTF8(destination);
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if (version >= ProtocolVersion.REPLICATION_PROTOCOL_V4)
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{
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builder.appendIntUTF8(initWindow);
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}
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return builder.toByteArray();
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}
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/**
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* Get a string representation of this object.
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* @return A string representation of this object.
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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 "InitializeRequestMessage: baseDN=" + baseDN + " senderId="
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+ senderID + " destination=" + destination + " initWindow=" + initWindow;
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}
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/**
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* Return the initWindow value.
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* @return the initWindow.
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*/
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public int getInitWindow()
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{
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return this.initWindow;
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}
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/**
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* Set the initWindow value.
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* @param initWindow The initialization window.
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*/
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public void setInitWindow(int initWindow)
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{
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this.initWindow = initWindow;
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}
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}
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