/*
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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 2013-2016 ForgeRock AS.
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*/
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package org.opends.server.replication.plugin;
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import static org.forgerock.util.Reject.*;
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import org.forgerock.opendj.ldap.ByteString;
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import org.forgerock.opendj.ldap.DecodeException;
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import org.forgerock.opendj.ldap.schema.AttributeType;
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import org.opends.server.replication.common.CSN;
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/** AttrValueHistorical is the historical information of the modification of one attribute value. */
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public class AttrValueHistorical
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{
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private AttributeType attributeType;
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private ByteString value;
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private ByteString normalizedValue;
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private CSN valueDeleteTime;
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private CSN valueUpdateTime;
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/**
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* Build an AttrValueHistorical for a provided attribute value, providing
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* the last time the provided value is either updated or deleted.
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* @param value the provided attribute value
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* @param attributeType the provided attribute type
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* @param csnUpdate last time when this value was updated
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* @param csnDelete last time when this value for deleted
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*/
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public AttrValueHistorical(ByteString value, AttributeType attributeType, CSN csnUpdate, CSN csnDelete)
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{
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this.value = value;
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this.attributeType = checkNotNull(attributeType);
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this.valueUpdateTime = csnUpdate;
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this.valueDeleteTime = csnDelete;
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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 AttrValueHistorical)
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{
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AttrValueHistorical objVal = (AttrValueHistorical) obj;
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try
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{
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return getNormalizedValue().equals(objVal.getNormalizedValue());
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}
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catch (DecodeException e)
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{
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return value.equals(objVal.getAttributeValue());
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}
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}
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return false;
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}
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@Override
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public int hashCode()
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{
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try
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{
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return getNormalizedValue().hashCode();
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}
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catch (DecodeException e)
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{
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return value.hashCode();
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}
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}
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private ByteString getNormalizedValue() throws DecodeException
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{
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if (normalizedValue == null)
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{
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normalizedValue = attributeType.getEqualityMatchingRule().normalizeAttributeValue(value);
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}
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return normalizedValue;
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}
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/**
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* Get the last time when the value was deleted.
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* @return the last time when the value was deleted
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*/
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public CSN getValueDeleteTime()
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{
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return valueDeleteTime;
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}
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/**
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* Get the last time when the value was updated.
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* @return the last time when the value was updated
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*/
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public CSN getValueUpdateTime()
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{
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return valueUpdateTime;
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}
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/**
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* Get the attributeValue for which this object was generated.
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* @return the value for which this object was generated
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*/
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public ByteString getAttributeValue()
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{
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return value;
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}
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/**
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* Check if the value associated with this object was updated.
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* @return true if the value associated with this object was updated
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*/
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public boolean isUpdate()
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{
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return valueUpdateTime != null;
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}
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@Override
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public String toString()
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{
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if (valueUpdateTime != null)
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{
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return valueDeleteTime != null
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// valueUpdateTime and valueDeleteTime should have the same value
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? valueUpdateTime + ":replace:" + value
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: valueUpdateTime + ":add:" + value;
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}
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else
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{
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return valueDeleteTime != null
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? valueDeleteTime + ":delete:" + value
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: "????:" + value;
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}
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}
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}
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