/*
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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 2012-2013 ForgeRock AS
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*/
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package org.opends.server.replication.protocol;
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import org.opends.server.replication.common.CSN;
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import org.opends.server.types.Operation;
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import org.opends.server.types.operation.PluginOperation;
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/**
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* This class describe the replication context that is attached
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* to each Operation using the SYNCHROCONTEXT key.
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*/
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public abstract class OperationContext
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{
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/**
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* The identifier used to attach the context to operations.
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*/
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public static final String SYNCHROCONTEXT = "replicationContext";
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/**
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* The CSN of the Operation.
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*/
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private CSN csn;
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/**
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* The unique Id of the entry that was modified in the original operation.
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*/
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private String entryUUID;
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/**
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* Create a new OperationContext.
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* @param csn The CSN of the operation.
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* @param entryUUID The unique Identifier of the modified entry.
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*/
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protected OperationContext(CSN csn, String entryUUID)
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{
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this.csn = csn;
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this.entryUUID = entryUUID;
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}
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/**
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* Gets the CSN of the Operation.
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*
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* @return The CSN of the Operation.
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*/
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public CSN getCSN()
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{
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return csn;
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}
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/**
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* Get the unique Identifier of the modified entry.
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*
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* @return the unique Identifier of the modified entry.
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*/
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public String getEntryUUID()
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{
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return entryUUID;
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}
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/**
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* Get the CSN of an operation.
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*
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* @param op The operation.
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*
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* @return The CSN of the provided operation, or null if there is
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* no CSN associated with the operation.
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*/
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public static CSN getCSN(Operation op)
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{
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OperationContext ctx = (OperationContext)op.getAttachment(SYNCHROCONTEXT);
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if (ctx == null)
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{
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return null;
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}
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return ctx.csn;
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}
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/**
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* Get the CSN of an operation from the synchronization context
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* attached to the provided operation.
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*
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* @param op The operation.
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*
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* @return The CSN of the provided operation, or null if there is
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* no CSN associated with the operation.
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*/
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public static CSN getCSN(PluginOperation op)
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{
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OperationContext ctx = (OperationContext)op.getAttachment(SYNCHROCONTEXT);
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if (ctx == null)
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{
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return null;
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}
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return ctx.csn;
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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 boolean equals(Object obj)
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{
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if (obj instanceof OperationContext)
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{
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OperationContext ctx = (OperationContext) obj;
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return this.csn.equals(ctx.getCSN())
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&& this.entryUUID.equals(ctx.getEntryUUID());
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}
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return false;
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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 int hashCode()
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{
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return csn.hashCode() + entryUUID.hashCode();
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}
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}
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