001    /*
002     *  Copyright 2004 The Apache Software Foundation
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.apache.commons.convert.conversion;
017    
018    import java.util.TimeZone;
019    
020    import org.apache.commons.convert.ConversionFactory;
021    import org.apache.commons.convert.Converter;
022    
023    /**
024     * Conversion from TimeZone to String using <code>getID()</code>.
025     *
026     * @author Stephen Colebourne
027     * @version $Id: TimeZoneToStringConversionFactory.java 155441 2005-02-26 13:19:22Z dirkv $
028     * @since 1.0
029     */
030    public class TimeZoneToStringConversionFactory extends AbstractConversionFactory {
031    
032        /** Singleton instance of this factory */
033        public static final ConversionFactory INSTANCE = new TimeZoneToStringConversionFactory();
034    
035        /**
036         * Restricted constructor.
037         */
038        protected TimeZoneToStringConversionFactory() {
039            super(TimeZone.class, STRING_CLASS);
040        }
041    
042        //-----------------------------------------------------------------------
043        /**
044         * Convert the non-null TimeZone to a String using <code>getID()</code>.
045         * 
046         * @param value  the input value to be converted, pre-checked to not be null
047         * @param converter  the converter being used, not null
048         * @return the converted value
049         */
050        protected Object convertValue(Object value, Converter converter) {
051            return ((TimeZone) value).getID();
052        }
053    
054    }