/*
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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 2009 Sun Microsystems, Inc.
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* Portions Copyright 2011 ForgeRock AS
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*/
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package org.opends.server.replication.protocol;
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import java.io.UnsupportedEncodingException;
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import java.util.zip.DataFormatException;
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import org.opends.server.types.DirectoryException;
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import org.opends.server.replication.common.MultiDomainServerState;
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/**
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* Container for the ECL information sent from the ReplicationServer
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* to the client part (either broker over the protocol, or ECLSession).
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*/
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public class ECLUpdateMsg extends ReplicationMsg
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{
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// The replication change returned.
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private final LDAPUpdateMsg updateMsg;
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// The serviceId (baseDN) of the domain to which applies the change.
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private final String serviceId;
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// The value of the cookie updated with the current change
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private MultiDomainServerState cookie;
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// The changenumber as specified by draft-good-ldap-changelog.
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private int draftChangeNumber;
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/**
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* Creates a new message.
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* @param update The provided update.
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* @param cookie The provided cookie value
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* @param serviceId The provided serviceId.
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* @param draftChangeNumber The provided draft change number.
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*/
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public ECLUpdateMsg(LDAPUpdateMsg update, MultiDomainServerState cookie,
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String serviceId, int draftChangeNumber)
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{
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this.cookie = cookie;
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this.serviceId = serviceId;
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this.updateMsg = update;
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this.draftChangeNumber = draftChangeNumber;
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}
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/**
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* Creates a new message from its encoded form.
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*
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* @param in The byte array containing the encoded form of the message.
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* @throws DataFormatException If the byte array does not contain
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* a valid encoded form of the message.
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* @throws UnsupportedEncodingException when it occurs.
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* @throws NotSupportedOldVersionPDUException when it occurs.
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*/
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public ECLUpdateMsg(byte[] in)
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throws DataFormatException,
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UnsupportedEncodingException,
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NotSupportedOldVersionPDUException
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{
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try
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{
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if (in[0] != MSG_TYPE_ECL_UPDATE)
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{
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throw new DataFormatException("byte[] is not a valid " +
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this.getClass().getCanonicalName());
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}
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int pos = 1;
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// Decode the cookie
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int length = getNextLength(in, pos);
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String cookieStr = new String(in, pos, length, "UTF-8");
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this.cookie = new MultiDomainServerState(cookieStr);
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pos += length + 1;
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// Decode the serviceId
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length = getNextLength(in, pos);
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this.serviceId = new String(in, pos, length, "UTF-8");
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pos += length + 1;
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// Decode the draft changeNumber
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length = getNextLength(in, pos);
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this.draftChangeNumber = Integer.valueOf(
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new String(in, pos, length, "UTF-8"));
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pos += length + 1;
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// Decode the msg
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/* Read the mods : all the remaining bytes but the terminating 0 */
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length = in.length - pos - 1;
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byte[] encodedMsg = new byte[length];
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System.arraycopy(in, pos, encodedMsg, 0, length);
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ReplicationMsg rmsg =
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ReplicationMsg.generateMsg(
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encodedMsg, ProtocolVersion.getCurrentVersion());
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this.updateMsg = (LDAPUpdateMsg)rmsg;
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}
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catch(DirectoryException de)
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{
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throw new DataFormatException(de.toString());
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}
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catch (UnsupportedEncodingException e)
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{
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throw new DataFormatException("UTF-8 is not supported by this jvm.");
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}
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}
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/**
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* Getter for the cookie value.
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* @return The cookie value.
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*/
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public MultiDomainServerState getCookie()
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{
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return cookie;
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}
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/**
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* Setter for the cookie value.
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* @param cookie The provided cookie value.
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*/
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public void setCookie(MultiDomainServerState cookie)
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{
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this.cookie = cookie;
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}
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/**
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* Getter for the serviceId.
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* @return The serviceId.
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*/
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public String getServiceId()
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{
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return serviceId;
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}
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/**
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* Getter for the message.
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* @return The included replication message.
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*/
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public UpdateMsg getUpdateMsg()
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{
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return updateMsg;
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}
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/**
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* {@inheritDoc}
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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 "ECLUpdateMsg:[" +
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" updateMsg: " + updateMsg +
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" cookie: " + cookie +
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" draftChangeNumber: " + draftChangeNumber +
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" serviceId: " + serviceId + "]";
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public byte[] getBytes() throws UnsupportedEncodingException
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{
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byte[] byteCookie = String.valueOf(cookie).getBytes("UTF-8");
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byte[] byteServiceId = String.valueOf(serviceId).getBytes("UTF-8");
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byte[] byteDraftChangeNumber =
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Integer.toString(draftChangeNumber).getBytes("UTF-8");
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byte[] byteUpdateMsg = updateMsg.getBytes();
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int length = 1 + byteCookie.length +
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1 + byteServiceId.length +
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1 + byteDraftChangeNumber.length +
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1 + byteUpdateMsg.length + 1;
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byte[] resultByteArray = new byte[length];
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/* Encode type */
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resultByteArray[0] = MSG_TYPE_ECL_UPDATE;
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int pos = 1;
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// Encode cookie
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pos = addByteArray(byteCookie, resultByteArray, pos);
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// Encode serviceid
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pos = addByteArray(byteServiceId, resultByteArray, pos);
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/* Put the draftChangeNumber */
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pos = addByteArray(byteDraftChangeNumber, resultByteArray, pos);
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// Encode msg
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pos = addByteArray(byteUpdateMsg, resultByteArray, pos);
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return resultByteArray;
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}
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/**
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* Setter for the draftChangeNumber of this change.
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* @param draftChangeNumber the provided draftChangeNumber for this change.
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*/
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public void setDraftChangeNumber(int draftChangeNumber)
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{
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this.draftChangeNumber = draftChangeNumber;
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}
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/**
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* Getter for the draftChangeNumber of this change.
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* @return the draftChangeNumber of this change.
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*/
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public int getDraftChangeNumber()
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{
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return this.draftChangeNumber;
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}
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}
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