/*
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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 2006-2010 Sun Microsystems, Inc.
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* Portions copyright 2012-2015 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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/** The identifier used to attach the context to operations. */
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public static final String SYNCHROCONTEXT = "replicationContext";
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/** The CSN of the Operation. */
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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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/** {@inheritDoc} */
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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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/** {@inheritDoc} */
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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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