001    /*
002     * DoNothingFormatter.java
003     * 
004     * Copyright (C) 2005 Anupam Sengupta ([email protected]) 
005     * 
006     * This program is free software; you can redistribute it and/or 
007     * modify it under the terms of the GNU General Public License 
008     * as published by the Free Software Foundation; either version 2 
009     * of the License, or (at your option) any later version. 
010     * 
011     * This program is distributed in the hope that it will be useful, 
012     * but WITHOUT ANY WARRANTY; without even the implied warranty of 
013     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 
014     * GNU General Public License for more details. 
015     * 
016     * You should have received a copy of the GNU General Public License
017     * along with this program; if not, write to the Free Software 
018     * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. 
019     *
020     * Version: $Revision: 1.2 $
021     */
022    package net.sf.anupam.csv.formatters;
023    
024    /**
025     * A <code>No-Op</code> {@link CSVFieldFormatter formatter} that acts as the default if no explicit
026     * formatter is configured for a CSV field. The formatter performs an Identity
027     * operation on the input and returns the same as the <em>"formatted"</em>
028     * result.
029     * <p/>
030     * The declarative name of this formatter is <code>none</code>.
031     * </p>
032     *
033     * @author Anupam Sengupta
034     * @version $Revision: 1.2 $
035     * @csv.formatter-mapping name="doNothing"
036     * @since 1.5
037     */
038    final class DoNothingFormatter
039            implements CSVFieldFormatter {
040    
041        /**
042         * Constructor for DoNothingFormatter.
043         */
044        public DoNothingFormatter() {
045            super();
046        }
047    
048        /**
049         * Formats the value and returns the same value.
050         *
051         * @param value the value to be transformed
052         * @return the same value
053         * @see CSVFieldFormatter#format(String)
054         */
055        public String format(final String value) {
056    
057            return value;
058        }
059    
060    }