001    /*
002     *  Copyright 2001-2009 Stephen Colebourne
003     *
004     *  Licensed under the Apache License, Version 2.0 (the "License");
005     *  you may not use this file except in compliance with the License.
006     *  You may obtain a copy of the License at
007     *
008     *      http://www.apache.org/licenses/LICENSE-2.0
009     *
010     *  Unless required by applicable law or agreed to in writing, software
011     *  distributed under the License is distributed on an "AS IS" BASIS,
012     *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     *  See the License for the specific language governing permissions and
014     *  limitations under the License.
015     */
016    package org.joda.time.contrib.hibernate;
017    
018    import org.joda.time.Period;
019    
020    /**
021     * Converts a org.joda.time.Period to and from Sql for Hibernate.
022     * It simply stores and retrieves the value as a varchar using Period.toString.
023     * 
024     * @author gjoseph
025     */
026    public class PersistentPeriod extends AbstractStringBasedJodaType {
027    
028        public Class returnedClass() {
029            return Period.class;
030        }
031    
032        protected Object fromNonNullString(String s) {
033            return new Period(s);
034        }
035    
036        protected String toNonNullString(Object value) {
037            return value.toString();
038        }
039    
040    }