/*
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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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* Copyright 2009 Sun Microsystems, Inc.
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*/
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package org.opends.sdk.schema;
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import java.util.Comparator;
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import java.util.List;
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import org.opends.sdk.Assertion;
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import org.opends.sdk.ByteSequence;
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import org.opends.sdk.ConditionResult;
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import org.opends.sdk.DecodeException;
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/**
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* This class implements a default equality or approximate matching rule that
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* matches normalized values in byte order.
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*/
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abstract class AbstractMatchingRuleImpl implements MatchingRuleImpl
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{
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static class DefaultEqualityAssertion implements Assertion
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{
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ByteSequence normalizedAssertionValue;
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protected DefaultEqualityAssertion(
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final ByteSequence normalizedAssertionValue)
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{
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this.normalizedAssertionValue = normalizedAssertionValue;
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}
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public ConditionResult matches(final ByteSequence attributeValue)
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{
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return normalizedAssertionValue.equals(attributeValue) ? ConditionResult.TRUE
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: ConditionResult.FALSE;
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}
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}
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private static final Assertion UNDEFINED_ASSERTION = new Assertion()
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{
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public ConditionResult matches(final ByteSequence attributeValue)
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{
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return ConditionResult.UNDEFINED;
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}
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};
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private static final Comparator<ByteSequence> DEFAULT_COMPARATOR = new Comparator<ByteSequence>()
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{
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public int compare(final ByteSequence o1, final ByteSequence o2)
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{
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return o1.compareTo(o2);
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}
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};
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AbstractMatchingRuleImpl()
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{
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// Nothing to do.
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}
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public Comparator<ByteSequence> comparator(final Schema schema)
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{
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return DEFAULT_COMPARATOR;
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}
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public Assertion getAssertion(final Schema schema, final ByteSequence value)
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throws DecodeException
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{
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return new DefaultEqualityAssertion(normalizeAttributeValue(schema, value));
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}
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public Assertion getAssertion(final Schema schema,
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final ByteSequence subInitial,
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final List<? extends ByteSequence> subAnyElements,
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final ByteSequence subFinal) throws DecodeException
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{
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return UNDEFINED_ASSERTION;
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}
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public Assertion getGreaterOrEqualAssertion(final Schema schema,
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final ByteSequence value) throws DecodeException
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{
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return UNDEFINED_ASSERTION;
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}
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public Assertion getLessOrEqualAssertion(final Schema schema,
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final ByteSequence value) throws DecodeException
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{
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return UNDEFINED_ASSERTION;
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}
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}
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