/*
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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 Sun Microsystems, Inc.
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*/
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package org.opends.server.schema;
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import java.util.Arrays;
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import org.opends.server.api.EqualityMatchingRule;
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import org.opends.server.config.ConfigEntry;
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import org.opends.server.config.ConfigException;
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import org.opends.server.core.DirectoryException;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.core.InitializationException;
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import org.opends.server.protocols.asn1.ASN1OctetString;
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import org.opends.server.types.ByteString;
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import org.opends.server.types.ErrorLogCategory;
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import org.opends.server.types.ErrorLogSeverity;
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import static org.opends.server.loggers.Debug.*;
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import static org.opends.server.loggers.Error.*;
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import static org.opends.server.schema.SchemaConstants.*;
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/**
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* This class implements the authPasswordExactMatch matching rule defined in RFC
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* 3112.
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*/
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public class AuthPasswordExactEqualityMatchingRule
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extends EqualityMatchingRule
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{
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/**
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* The fully-qualified name of this class for debugging purposes.
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*/
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private static final String CLASS_NAME =
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"org.opends.server.schema.AuthPasswordExactEqualityMatchingRule";
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/**
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* Creates a new instance of this authPasswordExactMatch matching rule.
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*/
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public AuthPasswordExactEqualityMatchingRule()
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{
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super();
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assert debugConstructor(CLASS_NAME);
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}
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/**
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* Initializes this matching rule based on the information in the provided
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* configuration entry.
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*
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* @param configEntry The configuration entry that contains the information
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* to use to initialize this matching rule.
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*
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* @throws ConfigException If an unrecoverable problem arises in the
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* process of performing the initialization.
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*
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* @throws InitializationException If a problem that is not
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* configuration-related occurs during
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* initialization.
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*/
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public void initializeMatchingRule(ConfigEntry configEntry)
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throws ConfigException, InitializationException
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{
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assert debugEnter(CLASS_NAME, "initializeMatchingRule",
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String.valueOf(configEntry));
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// No initialization is required.
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}
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/**
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* Retrieves the common name for this matching rule.
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*
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* @return The common name for this matching rule, or <CODE>null</CODE> if
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* it does not have a name.
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*/
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public String getName()
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{
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assert debugEnter(CLASS_NAME, "getName");
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return EMR_AUTH_PASSWORD_EXACT_NAME;
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}
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/**
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* Retrieves the OID for this matching rule.
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*
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* @return The OID for this matching rule.
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*/
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public String getOID()
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{
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assert debugEnter(CLASS_NAME, "getOID");
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return EMR_AUTH_PASSWORD_EXACT_OID;
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}
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/**
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* Retrieves the description for this matching rule.
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*
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* @return The description for this matching rule, or <CODE>null</CODE> if
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* there is none.
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*/
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public String getDescription()
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{
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assert debugEnter(CLASS_NAME, "getDescription");
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// There is no standard description for this matching rule.
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return EMR_AUTH_PASSWORD_EXACT_DESCRIPTION;
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}
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/**
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* Retrieves the OID of the syntax with which this matching rule is
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* associated.
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*
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* @return The OID of the syntax with which this matching rule is associated.
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*/
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public String getSyntaxOID()
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{
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assert debugEnter(CLASS_NAME, "getSyntaxOID");
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return SYNTAX_AUTH_PASSWORD_OID;
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}
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/**
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* Retrieves the normalized form of the provided value, which is best suited
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* for efficiently performing matching operations on that value.
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*
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* @param value The value to be normalized.
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*
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* @return The normalized version of the provided value.
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*
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* @throws DirectoryException If the provided value is invalid according to
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* the associated attribute syntax.
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*/
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public ByteString normalizeValue(ByteString value)
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throws DirectoryException
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{
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assert debugEnter(CLASS_NAME, "normalizeValue", String.valueOf(value));
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try
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{
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StringBuilder[] authPWComponents =
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AuthPasswordSyntax.decodeAuthPassword(value.stringValue());
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StringBuilder normalizedValue =
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new StringBuilder(2 + authPWComponents[0].length() +
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authPWComponents[1].length() +
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authPWComponents[2].length());
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normalizedValue.append(authPWComponents[0]);
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normalizedValue.append('$');
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normalizedValue.append(authPWComponents[1]);
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normalizedValue.append('$');
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normalizedValue.append(authPWComponents[2]);
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return new ASN1OctetString(normalizedValue.toString());
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}
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catch (DirectoryException de)
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{
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assert debugException(CLASS_NAME, "normalizeValue", de);
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switch (DirectoryServer.getSyntaxEnforcementPolicy())
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{
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case REJECT:
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throw de;
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case WARN:
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logError(ErrorLogCategory.SCHEMA, ErrorLogSeverity.SEVERE_WARNING,
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de.getErrorMessage(), de.getErrorMessageID());
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return new ASN1OctetString(value.stringValue());
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default:
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return new ASN1OctetString(value.stringValue());
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}
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}
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}
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/**
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* Indicates whether the two provided normalized values are equal to each
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* other.
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*
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* @param value1 The normalized form of the first value to compare.
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* @param value2 The normalized form of the second value to compare.
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*
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* @return <CODE>true</CODE> if the provided values are equal, or
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* <CODE>false</CODE> if not.
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*/
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public boolean areEqual(ByteString value1, ByteString value2)
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{
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assert debugEnter(CLASS_NAME, "areEqual", String.valueOf(value1),
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String.valueOf(value2));
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// Since the values are already normalized, we just need to compare the
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// associated byte arrays.
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return Arrays.equals(value1.value(), value2.value());
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}
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}
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