/*
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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 2009 Sun Microsystems, Inc.
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*/
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package org.forgerock.opendj.ldap.schema;
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import java.util.Comparator;
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import java.util.List;
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import org.forgerock.opendj.ldap.Assertion;
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import org.forgerock.opendj.ldap.ByteSequence;
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import org.forgerock.opendj.ldap.ConditionResult;
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import org.forgerock.opendj.ldap.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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static class DefaultEqualityAssertion implements Assertion {
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ByteSequence normalizedAssertionValue;
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protected DefaultEqualityAssertion(final ByteSequence normalizedAssertionValue) {
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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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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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public ConditionResult matches(final ByteSequence attributeValue) {
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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 =
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new Comparator<ByteSequence>() {
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public int compare(final ByteSequence o1, final ByteSequence o2) {
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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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// Nothing to do.
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}
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public Comparator<ByteSequence> comparator(final Schema schema) {
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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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return new DefaultEqualityAssertion(normalizeAttributeValue(schema, value));
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}
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public Assertion getAssertion(final Schema schema, final ByteSequence subInitial,
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final List<? extends ByteSequence> subAnyElements, final ByteSequence subFinal)
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throws DecodeException {
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return UNDEFINED_ASSERTION;
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}
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public Assertion getGreaterOrEqualAssertion(final Schema schema, final ByteSequence value)
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throws DecodeException {
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return UNDEFINED_ASSERTION;
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}
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public Assertion getLessOrEqualAssertion(final Schema schema, final ByteSequence value)
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throws DecodeException {
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return UNDEFINED_ASSERTION;
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}
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}
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