001/*
002 * JRecordBind, fixed-length file (un)marshaller
003 * Copyright 2019, Federico Fissore, and individual contributors. See
004 * AUTHORS.txt in the distribution for a full listing of individual
005 * contributors.
006 *
007 * This is free software; you can redistribute it and/or modify it
008 * under the terms of the GNU Lesser General Public License as
009 * published by the Free Software Foundation; either version 2.1 of
010 * the License, or (at your option) any later version.
011 *
012 * This software is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * You should have received a copy of the GNU Lesser General Public
018 * License along with this software; if not, write to the Free
019 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
020 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
021 */
022
023package org.fissore.jrecordbind.converters;
024
025import org.fissore.jrecordbind.Converter;
026
027public class LongConverter implements Converter {
028
029  public Object convert(String value) {
030    if (value == null || value.length() == 0) {
031      return null;
032    }
033    return Long.valueOf(value);
034  }
035
036  public String toString(Object value) {
037    if (value == null) {
038      return "";
039    }
040    return value.toString();
041  }
042
043}