KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > sape > carbon > core > config > type > handlers > ByteTypeHandler


1 /*
2  * The contents of this file are subject to the Sapient Public License
3  * Version 1.0 (the "License"); you may not use this file except in compliance
4  * with the License. You may obtain a copy of the License at
5  * http://carbon.sf.net/License.html.
6  *
7  * Software distributed under the License is distributed on an "AS IS" basis,
8  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
9  * 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
21
22 import org.sape.carbon.core.config.type.ConfigurationTypeHandler;
23 import org.sape.carbon.core.config.type.TypeConversionException;
24
25 /**
26  * <P>Parses and formats between Strings and Bytes.</P>
27  *
28  *
29  * Copyright 2002 Sapient
30  * @since carbon 1.0
31  * @author Greg Hinkle, January 2002
32  * @version $Revision: 1.10 $($Author: dvoet $ / $Date: 2003/05/05 21:21:20 $)
33  */
34 public class ByteTypeHandler implements ConfigurationTypeHandler {
35
36     /**
37      * <P>Parses a string into a Byte object.</P>
38      *
39      * @param type should be a String
40      * @param stringValue the String representation of the requested Byte
41      * @return Byte representation of the String
42      * @throws TypeConversionException when the string does not represent
43      * a valid Byte
44      */
45     public Object JavaDoc toObject(Class JavaDoc type, String JavaDoc stringValue)
46     throws TypeConversionException {
47
48         Byte JavaDoc object = null;
49         try {
50             object = Byte.valueOf(stringValue);
51         } catch (NumberFormatException JavaDoc nfe) {
52             throw new TypeConversionException(
53                 this.getClass(),
54                     "Couldn't format", nfe);
55         }
56         return object;
57     }
58
59     /**
60      * <P>Formats an Byte into a String value.</P>
61      *
62      * @param objectValue the Byte to be formatted
63      * @return a string version of the Byte object
64      * @throws ClassCastException when past an object other than a Byte
65      */
66     public String JavaDoc toString(Object JavaDoc objectValue) {
67         return ((Byte JavaDoc) objectValue).toString();
68     }
69
70 }
71
Popular Tags