/*
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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 2014 ForgeRock AS
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*/
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package org.opends.server.backends.jeb;
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import java.util.Collection;
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import org.forgerock.opendj.ldap.ByteSequence;
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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.Schema;
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import org.forgerock.opendj.ldap.spi.IndexingOptions;
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import org.opends.server.api.ExtensibleIndexer;
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import org.opends.server.api.MatchingRule;
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import org.opends.server.types.AttributeType;
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/**
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* An implementation of an Indexer for attribute equality.
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*/
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public class EqualityIndexer extends ExtensibleIndexer
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{
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/**
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* The attribute type equality matching rule which is also the
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* comparator for the index keys generated by this class.
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*/
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private final MatchingRule equalityRule;
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/**
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* Create a new attribute equality indexer for the given index configuration.
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* @param attributeType The attribute type for which an indexer is
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* required.
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*/
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public EqualityIndexer(AttributeType attributeType)
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{
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this.equalityRule = attributeType.getEqualityMatchingRule();
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}
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/** {@inheritDoc} */
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@Override
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public String getIndexID()
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{
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throw new RuntimeException("Code is not implemented");
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}
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/** {@inheritDoc} */
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@Override
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public String getExtensibleIndexID()
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{
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return "equality";
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}
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/** {@inheritDoc} */
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@Override
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public void createKeys(Schema schema, ByteSequence value,
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IndexingOptions options, Collection<ByteString> keys)
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throws DecodeException
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{
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keys.add(equalityRule.normalizeAttributeValue(value));
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}
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}
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