/*
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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 2006-2008 Sun Microsystems, Inc.
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*/
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package org.opends.server.schema;
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import org.opends.messages.Message;
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import java.util.List;
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import org.opends.server.admin.server.ConfigurationChangeListener;
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import org.opends.server.admin.std.server.TelephoneNumberAttributeSyntaxCfg;
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import org.opends.server.api.ApproximateMatchingRule;
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import org.opends.server.api.AttributeSyntax;
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import org.opends.server.api.EqualityMatchingRule;
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import org.opends.server.api.OrderingMatchingRule;
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import org.opends.server.api.SubstringMatchingRule;
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import org.opends.server.config.ConfigException;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.types.ConfigChangeResult;
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import org.opends.server.types.ResultCode;
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import org.opends.server.types.ByteSequence;
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import static org.opends.server.loggers.ErrorLogger.*;
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import static org.opends.messages.SchemaMessages.*;
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import org.opends.messages.MessageBuilder;
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import static org.opends.server.schema.SchemaConstants.*;
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import static org.opends.server.util.StaticUtils.*;
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/**
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* This class implements the telephone number attribute syntax, which is defined
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* in RFC 2252. Note that this can have two modes of operation, depending on
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* its configuration. Most of the time, it will be very lenient when deciding
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* what to accept, and will allow anything but only pay attention to the digits.
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* However, it can also be configured in a "strict" mode, in which case it will
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* only accept values in the E.123 international telephone number format.
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*/
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public class TelephoneNumberSyntax
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extends AttributeSyntax<TelephoneNumberAttributeSyntaxCfg>
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implements ConfigurationChangeListener<TelephoneNumberAttributeSyntaxCfg>
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{
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// Indicates whether this matching rule should operate in strict mode.
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private boolean strictMode;
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// The default equality matching rule for this syntax.
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private EqualityMatchingRule defaultEqualityMatchingRule;
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// The default substring matching rule for this syntax.
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private SubstringMatchingRule defaultSubstringMatchingRule;
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// The current configuration for this telephone number syntax.
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private TelephoneNumberAttributeSyntaxCfg currentConfig;
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/**
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* Creates a new instance of this syntax. Note that the only thing that
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* should be done here is to invoke the default constructor for the
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* superclass. All initialization should be performed in the
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* <CODE>initializeSyntax</CODE> method.
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*/
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public TelephoneNumberSyntax()
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{
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super();
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}
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/**
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* {@inheritDoc}
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*/
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public void initializeSyntax(TelephoneNumberAttributeSyntaxCfg configuration)
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throws ConfigException
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{
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defaultEqualityMatchingRule =
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DirectoryServer.getEqualityMatchingRule(EMR_TELEPHONE_OID);
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if (defaultEqualityMatchingRule == null)
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{
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logError(ERR_ATTR_SYNTAX_UNKNOWN_EQUALITY_MATCHING_RULE.get(
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EMR_TELEPHONE_OID, SYNTAX_TELEPHONE_NAME));
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}
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defaultSubstringMatchingRule =
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DirectoryServer.getSubstringMatchingRule(SMR_TELEPHONE_OID);
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if (defaultSubstringMatchingRule == null)
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{
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logError(ERR_ATTR_SYNTAX_UNKNOWN_SUBSTRING_MATCHING_RULE.get(
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SMR_TELEPHONE_OID, SYNTAX_TELEPHONE_NAME));
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}
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// We may or may not have access to the config entry. If we do, then see if
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// we should use the strict compliance mode. If not, just assume that we
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// won't.
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strictMode = false;
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if (configuration != null)
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{
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currentConfig = configuration;
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currentConfig.addTelephoneNumberChangeListener(this);
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strictMode = currentConfig.isStrictFormat();
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}
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}
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/**
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* Performs any finalization that may be necessary for this attribute syntax.
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*/
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public void finalizeSyntax()
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{
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currentConfig.removeTelephoneNumberChangeListener(this);
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}
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/**
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* Retrieves the common name for this attribute syntax.
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*
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* @return The common name for this attribute syntax.
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*/
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public String getSyntaxName()
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{
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return SYNTAX_TELEPHONE_NAME;
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}
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/**
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* Retrieves the OID for this attribute syntax.
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*
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* @return The OID for this attribute syntax.
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*/
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public String getOID()
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{
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return SYNTAX_TELEPHONE_OID;
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}
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/**
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* Retrieves a description for this attribute syntax.
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*
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* @return A description for this attribute syntax.
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*/
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public String getDescription()
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{
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return SYNTAX_TELEPHONE_DESCRIPTION;
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}
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/**
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* Retrieves the default equality matching rule that will be used for
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* attributes with this syntax.
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*
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* @return The default equality matching rule that will be used for
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* attributes with this syntax, or <CODE>null</CODE> if equality
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* matches will not be allowed for this type by default.
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*/
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public EqualityMatchingRule getEqualityMatchingRule()
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{
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return defaultEqualityMatchingRule;
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}
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/**
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* Retrieves the default ordering matching rule that will be used for
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* attributes with this syntax.
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*
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* @return The default ordering matching rule that will be used for
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* attributes with this syntax, or <CODE>null</CODE> if ordering
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* matches will not be allowed for this type by default.
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*/
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public OrderingMatchingRule getOrderingMatchingRule()
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{
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// There is no ordering matching rule by default.
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return null;
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}
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/**
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* Retrieves the default substring matching rule that will be used for
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* attributes with this syntax.
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*
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* @return The default substring matching rule that will be used for
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* attributes with this syntax, or <CODE>null</CODE> if substring
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* matches will not be allowed for this type by default.
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*/
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public SubstringMatchingRule getSubstringMatchingRule()
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{
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return defaultSubstringMatchingRule;
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}
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/**
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* Retrieves the default approximate matching rule that will be used for
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* attributes with this syntax.
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*
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* @return The default approximate matching rule that will be used for
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* attributes with this syntax, or <CODE>null</CODE> if approximate
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* matches will not be allowed for this type by default.
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*/
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public ApproximateMatchingRule getApproximateMatchingRule()
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{
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// There is no approximate matching rule by default.
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return null;
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}
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/**
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* Indicates whether the provided value is acceptable for use in an attribute
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* with this syntax. If it is not, then the reason may be appended to the
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* provided buffer.
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*
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* @param value The value for which to make the determination.
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* @param invalidReason The buffer to which the invalid reason should be
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* appended.
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*
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* @return <CODE>true</CODE> if the provided value is acceptable for use with
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* this syntax, or <CODE>false</CODE> if not.
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*/
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public boolean valueIsAcceptable(ByteSequence value,
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MessageBuilder invalidReason)
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{
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// No matter what, the value can't be empty or null.
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String valueStr;
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if ((value == null) ||
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((valueStr = value.toString().trim()).length() == 0))
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{
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invalidReason.append(ERR_ATTR_SYNTAX_TELEPHONE_EMPTY.get());
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return false;
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}
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int length = valueStr.length();
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if (strictMode)
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{
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// If the value does not start with a plus sign, then that's not
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// acceptable.
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if (valueStr.charAt(0) != '+')
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{
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Message message = ERR_ATTR_SYNTAX_TELEPHONE_NO_PLUS.get(valueStr);
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invalidReason.append(message);
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return false;
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}
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// Iterate through the remaining characters in the value. There must be
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// at least one digit, and it must contain only valid digits and separator
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// characters.
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boolean digitSeen = false;
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for (int i=1; i < length; i++)
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{
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char c = valueStr.charAt(i);
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if (isDigit(c))
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{
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digitSeen = true;
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}
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else if (! isSeparator(c))
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{
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Message message = ERR_ATTR_SYNTAX_TELEPHONE_ILLEGAL_CHAR.get(
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valueStr, String.valueOf(c), i);
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invalidReason.append(message);
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return false;
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}
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}
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if (! digitSeen)
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{
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Message message = ERR_ATTR_SYNTAX_TELEPHONE_NO_DIGITS.get(valueStr);
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invalidReason.append(message);
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return false;
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}
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// If we've gotten here, then we'll consider it acceptable.
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return true;
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}
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else
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{
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// If we are not in strict mode, then all non-empty values containing at
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// least one digit will be acceptable.
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for (int i=0; i < length; i++)
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{
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if (isDigit(valueStr.charAt(i)))
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{
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return true;
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}
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}
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// If we made it here, then we didn't find any digits.
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Message message = ERR_ATTR_SYNTAX_TELEPHONE_NO_DIGITS.get(valueStr);
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invalidReason.append(message);
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return false;
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}
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}
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/**
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* Indicates whether the provided character is a valid separator for telephone
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* number components when operating in strict mode.
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*
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* @param c The character for which to make the determination.
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*
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* @return <CODE>true</CODE> if the provided character is a valid separator,
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* or <CODE>false</CODE> if it is not.
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*/
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private boolean isSeparator(char c)
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{
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switch (c)
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{
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case ' ':
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case '-':
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return true;
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default:
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return false;
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}
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}
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/**
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* {@inheritDoc}
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*/
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public boolean isConfigurationChangeAcceptable(
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TelephoneNumberAttributeSyntaxCfg configuration,
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List<Message> unacceptableReasons)
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{
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// The configuration will always be acceptable.
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return true;
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}
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/**
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* {@inheritDoc}
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*/
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public ConfigChangeResult applyConfigurationChange(
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TelephoneNumberAttributeSyntaxCfg configuration)
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{
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currentConfig = configuration;
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strictMode = configuration.isStrictFormat();
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return new ConfigChangeResult(ResultCode.SUCCESS, false);
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}
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/**
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* {@inheritDoc}
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*/
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public boolean isBinary()
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{
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return false;
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}
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}
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