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.schema.registries.Registries;
024    
025    
026    /**
027     * A deep trimming normalizer that caches normalizations to prevent repeat
028     * normalizations from occurring needlessly.  Try to use this sparing for only
029     * those kinds of attributeTypes using this Normalizer's matchingRule while 
030     * requiring heavy parsing activity.  This way there's some advantage to caching 
031     * normalized values.
032     *
033     * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
034     * @version $Rev$, $Date$
035     */
036    public class CachingDeepTrimToLowerNormalizer extends CachingNormalizer
037    {
038        /** serial version UID */
039        private static final long serialVersionUID = -206263185305284269L;
040    
041    
042        public CachingDeepTrimToLowerNormalizer()
043        {
044            super( new DeepTrimToLowerNormalizer() );
045        }
046    
047    
048        /**
049         * {@inheritDoc}
050         */
051        public void setRegistries( Registries registries )
052        {
053            super.setRegistries( registries );
054        }
055    }