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 org.apache.directory.shared.ldap.constants.SchemaConstants;
024    import org.apache.directory.shared.ldap.entry.StringValue;
025    import org.apache.directory.shared.ldap.entry.Value;
026    import org.apache.directory.shared.ldap.exception.LdapInvalidDnException;
027    import org.apache.directory.shared.ldap.schema.Normalizer;
028    
029    
030    /**
031     * 
032     * Normalizer for boolean values.
033     *
034     * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
035     * @version $Rev$, $Date$
036     */
037    public class BooleanNormalizer extends Normalizer
038    {
039        /** The serial UID */
040        public static final long serialVersionUID = 1L;
041    
042        /**
043         * Creates a new instance of BooleanNormalizer.
044         */
045        public BooleanNormalizer()
046        {
047            super( SchemaConstants.BOOLEAN_MATCH_MR_OID );
048        }
049    
050    
051        /**
052         * {@inheritDoc}
053         */
054        public Value<?> normalize( Value<?> value ) throws LdapInvalidDnException
055        {
056            if ( value == null )
057            {
058                return null;
059            }
060    
061            String strValue = value.getString();
062            
063            return new StringValue( strValue.trim().toUpperCase() );
064        }
065    
066        
067        /**
068         * {@inheritDoc}
069         */
070        public String normalize( String value ) throws LdapInvalidDnException
071        {
072            if ( value == null )
073            {
074                return null;
075            }
076    
077            return value.trim().toUpperCase();
078        }
079    }