Frames | No Frames |
1: /** 2: * ======================================== 3: * JFreeReport : a free Java report library 4: * ======================================== 5: * 6: * Project Info: http://reporting.pentaho.org/ 7: * 8: * (C) Copyright 2000-2007, by Object Refinery Limited, Pentaho Corporation and Contributors. 9: * 10: * This library is free software; you can redistribute it and/or modify it under the terms 11: * of the GNU Lesser General Public License as published by the Free Software Foundation; 12: * either version 2.1 of the License, or (at your option) any later version. 13: * 14: * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 15: * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 16: * See the GNU Lesser General Public License for more details. 17: * 18: * You should have received a copy of the GNU Lesser General Public License along with this 19: * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, 20: * Boston, MA 02111-1307, USA. 21: * 22: * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 23: * in the United States and other countries.] 24: * 25: * ------------ 26: * $Id: BigDecimalValueConverter.java 2725 2007-04-01 18:49:29Z taqua $ 27: * ------------ 28: * (C) Copyright 2000-2005, by Object Refinery Limited. 29: * (C) Copyright 2005-2007, by Pentaho Corporation. 30: */ 31: package org.jfree.report.util.beans; 32: 33: import java.math.BigDecimal; 34: 35: /** 36: * A class that handles the conversion of {@link BigDecimal} attributes to and from their 37: * {@link String} representation. 38: * 39: * @author Thomas Morgner 40: */ 41: public class BigDecimalValueConverter implements ValueConverter 42: { 43: 44: /** 45: * Creates a new value converter. 46: */ 47: public BigDecimalValueConverter () 48: { 49: super(); 50: } 51: 52: /** 53: * Converts the attribute to a string. 54: * 55: * @param o the attribute ({@link BigDecimal} expected). 56: * @return A string representing the {@link BigDecimal} value. 57: */ 58: public String toAttributeValue (final Object o) 59: { 60: if (o instanceof Integer) 61: { 62: return o.toString(); 63: } 64: throw new ClassCastException("Give me a real type."); 65: } 66: 67: /** 68: * Converts a string to a {@link BigDecimal}. 69: * 70: * @param s the string. 71: * @return a {@link BigDecimal}. 72: */ 73: public Object toPropertyValue (final String s) 74: { 75: return new BigDecimal(s); 76: } 77: }