001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 * 019 */ 020 package org.apache.directory.shared.ldap.schema.normalizers; 021 022 023 import java.io.IOException; 024 import java.text.ParseException; 025 026 import org.apache.directory.shared.i18n.I18n; 027 import org.apache.directory.shared.ldap.constants.SchemaConstants; 028 import org.apache.directory.shared.ldap.entry.StringValue; 029 import org.apache.directory.shared.ldap.entry.Value; 030 import org.apache.directory.shared.ldap.exception.LdapException; 031 import org.apache.directory.shared.ldap.exception.LdapInvalidAttributeValueException; 032 import org.apache.directory.shared.ldap.message.ResultCodeEnum; 033 import org.apache.directory.shared.ldap.schema.Normalizer; 034 import org.apache.directory.shared.ldap.schema.PrepareString; 035 import org.apache.directory.shared.ldap.util.GeneralizedTime; 036 import org.apache.directory.shared.ldap.util.GeneralizedTime.Format; 037 import org.apache.directory.shared.ldap.util.GeneralizedTime.FractionDelimiter; 038 import org.apache.directory.shared.ldap.util.GeneralizedTime.TimeZoneFormat; 039 040 041 /** 042 * Normalizer which normalize a time following those rules : 043 * </ul> 044 * <li>if minutes are ommited, then they are replaced by 00</li> 045 * <li>if seconds are ommited, then they are replaced by 00</li> 046 * <li>if fraction is 0 or omitted, it is replaced by 000</li> 047 * <li>the time is supposed to be expressed in Zulu (GMT), so 048 * increment is applied to hours/days/yeah, and a Z is added at the end</li> 049 * </ul> 050 * 051 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> 052 * @version $Rev: 491034 $ 053 */ 054 public class GeneralizedTimeNormalizer extends Normalizer 055 { 056 /** The serial UID */ 057 public static final long serialVersionUID = 1L; 058 059 060 /** 061 * Creates a new instance of GeneralizedTimeNormalizer. 062 */ 063 public GeneralizedTimeNormalizer() 064 { 065 super( SchemaConstants.GENERALIZED_TIME_MATCH_MR_OID ); 066 } 067 068 069 /** 070 * {@inheritDoc} 071 */ 072 public Value<?> normalize( Value<?> value ) throws LdapException 073 { 074 try 075 { 076 String normalized = PrepareString.normalize( value.getString(), PrepareString.StringType.DIRECTORY_STRING ); 077 078 return new StringValue( normalized ); 079 } 080 catch ( IOException ioe ) 081 { 082 throw new LdapInvalidAttributeValueException( ResultCodeEnum.INVALID_ATTRIBUTE_SYNTAX, I18n.err( I18n.ERR_04224, value ) ); 083 } 084 } 085 086 087 /** 088 * {@inheritDoc} 089 */ 090 public String normalize( String value ) throws LdapException 091 { 092 try 093 { 094 String prepared = PrepareString.normalize( value, PrepareString.StringType.DIRECTORY_STRING ); 095 096 GeneralizedTime time = new GeneralizedTime( prepared ); 097 String normalized = time.toGeneralizedTime( Format.YEAR_MONTH_DAY_HOUR_MIN_SEC_FRACTION, 098 FractionDelimiter.DOT, 3, TimeZoneFormat.Z ); 099 100 return normalized; 101 } 102 catch ( IOException ioe ) 103 { 104 throw new LdapInvalidAttributeValueException( ResultCodeEnum.INVALID_ATTRIBUTE_SYNTAX, I18n.err( I18n.ERR_04224, value ) ); 105 } 106 catch ( ParseException pe ) 107 { 108 throw new LdapInvalidAttributeValueException( ResultCodeEnum.INVALID_ATTRIBUTE_SYNTAX, I18n.err( I18n.ERR_04224, value ) ); 109 } 110 } 111 }