01: /*
02: * The contents of this file are subject to the Sapient Public License
03: * Version 1.0 (the "License"); you may not use this file except in compliance
04: * with the License. You may obtain a copy of the License at
05: * http://carbon.sf.net/License.html.
06: *
07: * Software distributed under the License is distributed on an "AS IS" basis,
08: * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
09: * the specific language governing rights and limitations under the License.
10: *
11: * The Original Code is The Carbon Component Framework.
12: *
13: * The Initial Developer of the Original Code is Sapient Corporation
14: *
15: * Copyright (C) 2003 Sapient Corporation. All Rights Reserved.
16: */
17:
18: package org.sape.carbon.core.config.type.handlers;
19:
20: import org.sape.carbon.core.config.type.ConfigurationTypeHandler;
21: import org.sape.carbon.core.config.type.TypeConversionException;
22:
23: /**
24: * <P>Parses and formats between Strings and Booleans.</P>
25: *
26: * Copyright 2002 Sapient
27: * @since carbon 1.0
28: * @author Greg Hinkle, January 2002
29: * @version $Revision: 1.11 $($Author: dvoet $ / $Date: 2003/05/05 21:21:20 $)
30: */
31: public class BooleanTypeHandler implements ConfigurationTypeHandler {
32:
33: /**
34: * <P>Parses a string into a Boolean object.</P>
35: *
36: * @param stringValue the String representation of the requested Boolean
37: * @param type the type of object being converted
38: * @return the Boolean object
39: * @throws TypeConversionException when the string does not represent
40: * a valid Boolean
41: */
42: public Object toObject(Class type, String stringValue)
43: throws TypeConversionException {
44:
45: Boolean object = null;
46: try {
47: object = Boolean.valueOf(stringValue);
48: } catch (NumberFormatException nfe) {
49: throw new TypeConversionException(this .getClass(),
50: "Couldn't format", nfe);
51: }
52: return object;
53: }
54:
55: /**
56: * <P>Formats an Boolean into a String value.</P>
57: *
58: * @param objectValue the Boolean to be formatted
59: * @return String representation of the object
60: * @throws ClassCastException when past an object other than a Boolean
61: */
62: public String toString(Object objectValue) {
63: return ((Boolean) objectValue).toString();
64: }
65:
66: }
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