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 javax.naming.NamingException;
027
028 import org.apache.directory.shared.i18n.I18n;
029 import org.apache.directory.shared.ldap.constants.SchemaConstants;
030 import org.apache.directory.shared.ldap.entry.Value;
031 import org.apache.directory.shared.ldap.entry.client.ClientStringValue;
032 import org.apache.directory.shared.ldap.schema.Normalizer;
033 import org.apache.directory.shared.ldap.schema.PrepareString;
034 import org.apache.directory.shared.ldap.util.GeneralizedTime;
035 import org.apache.directory.shared.ldap.util.GeneralizedTime.Format;
036 import org.apache.directory.shared.ldap.util.GeneralizedTime.FractionDelimiter;
037 import org.apache.directory.shared.ldap.util.GeneralizedTime.TimeZoneFormat;
038
039
040 /**
041 * Normalizer which normalize a time following those rules :
042 * </ul>
043 * <li>if minutes are ommited, then they are replaced by 00</li>
044 * <li>if seconds are ommited, then they are replaced by 00</li>
045 * <li>if fraction is 0 or omitted, it is replaced by 000</li>
046 * <li>the time is supposed to be expressed in Zulu (GMT), so
047 * increment is applied to hours/days/yeah, and a Z is added at the end</li>
048 * </ul>
049 *
050 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
051 * @version $Rev: 491034 $
052 */
053 public class GeneralizedTimeNormalizer extends Normalizer
054 {
055 /** The serial UID */
056 public static final long serialVersionUID = 1L;
057
058
059 /**
060 * Creates a new instance of GeneralizedTimeNormalizer.
061 */
062 public GeneralizedTimeNormalizer()
063 {
064 super( SchemaConstants.GENERALIZED_TIME_MATCH_MR_OID );
065 }
066
067
068 /**
069 * {@inheritDoc}
070 */
071 public Value<?> normalize( Value<?> value ) throws NamingException
072 {
073 try
074 {
075 String normalized = PrepareString.normalize( value.getString(), PrepareString.StringType.DIRECTORY_STRING );
076
077 return new ClientStringValue( normalized );
078 }
079 catch ( IOException ioe )
080 {
081 throw new NamingException( I18n.err( I18n.ERR_04224, value ) );
082 }
083 }
084
085
086 /**
087 * {@inheritDoc}
088 */
089 public String normalize( String value ) throws NamingException
090 {
091 try
092 {
093 String prepared = PrepareString.normalize( value, PrepareString.StringType.DIRECTORY_STRING );
094
095 GeneralizedTime time = new GeneralizedTime( prepared );
096 String normalized = time.toGeneralizedTime( Format.YEAR_MONTH_DAY_HOUR_MIN_SEC_FRACTION,
097 FractionDelimiter.DOT, 3, TimeZoneFormat.Z );
098
099 return normalized;
100 }
101 catch ( IOException ioe )
102 {
103 throw new NamingException( I18n.err( I18n.ERR_04224, value ) );
104 }
105 catch ( ParseException pe )
106 {
107 throw new NamingException( I18n.err( I18n.ERR_04224, value ) );
108 }
109 }
110 }