/*
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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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* Portions Copyright 2006-2007 Sun Microsystems, Inc.
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*/
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package org.opends.server.backends.jeb;
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import org.opends.server.protocols.asn1.ASN1OctetString;
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import java.util.Comparator;
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/**
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* This class implements a comparator for ASN1OctetString using
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* a byte array comparator supplied in its constructor.
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*/
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public class OctetStringKeyComparator implements Comparator<ASN1OctetString>
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{
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/**
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* The byte array comparator used to compare the octet string values.
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*/
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private Comparator<byte[]> comparator;
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/**
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* Create a new ASN1 octet string comparator.
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* @param comparator The byte array comparator to be used to compare the
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* octet string values.
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*/
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public OctetStringKeyComparator(Comparator<byte[]> comparator)
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{
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this.comparator = comparator;
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}
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/**
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* Compares its two arguments for order. Returns a negative integer,
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* zero, or a positive integer as the first argument is less than, equal
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* to, or greater than the second.
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*
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* @param a the first object to be compared.
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* @param b the second object to be compared.
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* @return a negative integer, zero, or a positive integer as the
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* first argument is less than, equal to, or greater than the
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* second.
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* @throws ClassCastException if the arguments' types prevent them from
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* being compared by this Comparator.
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*/
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public int compare(ASN1OctetString a, ASN1OctetString b)
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throws ClassCastException
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{
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return comparator.compare(a.value(), b.value());
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}
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}
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