001 /** 002 * ======================================== 003 * JFreeReport : a free Java report library 004 * ======================================== 005 * 006 * Project Info: http://reporting.pentaho.org/ 007 * 008 * (C) Copyright 2000-2007, by Object Refinery Limited, Pentaho Corporation and Contributors. 009 * 010 * This library is free software; you can redistribute it and/or modify it under the terms 011 * of the GNU Lesser General Public License as published by the Free Software Foundation; 012 * either version 2.1 of the License, or (at your option) any later version. 013 * 014 * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 015 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 016 * See the GNU Lesser General Public License for more details. 017 * 018 * You should have received a copy of the GNU Lesser General Public License along with this 019 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, 020 * Boston, MA 02111-1307, USA. 021 * 022 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 023 * in the United States and other countries.] 024 * 025 * ------------ 026 * $Id: StringValueConverter.java 2725 2007-04-01 18:49:29Z taqua $ 027 * ------------ 028 * (C) Copyright 2000-2005, by Object Refinery Limited. 029 * (C) Copyright 2005-2007, by Pentaho Corporation. 030 */ 031 package org.jfree.report.util.beans; 032 033 /** 034 * A class that handles the conversion of {@link Integer} attributes to and from their 035 * {@link String} representation. 036 * 037 * @author Thomas Morgner 038 */ 039 public class StringValueConverter implements ValueConverter 040 { 041 042 /** 043 * Creates a new value converter. 044 */ 045 public StringValueConverter () 046 { 047 super(); 048 } 049 050 /** 051 * Converts the attribute to a string. 052 * 053 * @param o the attribute ({@link Integer} expected). 054 * @return A string representing the {@link Integer} value. 055 */ 056 public String toAttributeValue (final Object o) 057 { 058 if (o instanceof String) 059 { 060 return o.toString(); 061 } 062 throw new ClassCastException("Give me a real type."); 063 } 064 065 /** 066 * Converts a string to a {@link Integer}. 067 * 068 * @param s the string. 069 * @return a {@link Integer}. 070 */ 071 public Object toPropertyValue (final String s) 072 { 073 return s; 074 } 075 }