01: /**
02: * ========================================
03: * JFreeReport : a free Java report library
04: * ========================================
05: *
06: * Project Info: http://reporting.pentaho.org/
07: *
08: * (C) Copyright 2000-2007, by Object Refinery Limited, Pentaho Corporation and Contributors.
09: *
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: StringValueConverter.java 3048 2007-07-28 18:02:42Z tmorgner $
27: * ------------
28: * (C) Copyright 2000-2005, by Object Refinery Limited.
29: * (C) Copyright 2005-2007, by Pentaho Corporation.
30: */package org.jfree.report.util.beans;
31:
32: /**
33: * A class that handles the conversion of {@link Integer} attributes to and from their
34: * {@link String} representation.
35: *
36: * @author Thomas Morgner
37: */
38: public class StringValueConverter implements ValueConverter {
39:
40: /**
41: * Creates a new value converter.
42: */
43: public StringValueConverter() {
44: super ();
45: }
46:
47: /**
48: * Converts the attribute to a string.
49: *
50: * @param o the attribute ({@link Integer} expected).
51: * @return A string representing the {@link Integer} value.
52: */
53: public String toAttributeValue(final Object o) {
54: if (o instanceof String) {
55: return o.toString();
56: }
57: throw new ClassCastException("Give me a real type.");
58: }
59:
60: /**
61: * Converts a string to a {@link Integer}.
62: *
63: * @param s the string.
64: * @return a {@link Integer}.
65: */
66: public Object toPropertyValue(final String s) {
67: return s;
68: }
69: }
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