KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > objectweb > speedo > metadata > SpeedoNullValue


1 /**
2  * Speedo: an implementation of JDO compliant personality on top of JORM generic
3  * I/O sub-system.
4  * Copyright (C) 2001-2004 France Telecom R&D
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, write to the Free Software
18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19  *
20  *
21  *
22  * Contact: speedo@objectweb.org
23  *
24  * Authors: S.Chassande-Barrioz.
25  *
26  */
27
28 package org.objectweb.speedo.metadata;
29
30 /**
31  * This class represents possible values for the attribute null-value of a field.
32  * @author S.Chassande-Barrioz
33  */
34 public abstract class SpeedoNullValue {
35     public final static byte NONE = 0;
36     public final static byte DEFAULT = 1;
37     public final static byte EXCEPTION = 2;
38
39     /**
40      * Transoforms a String into a byte;
41      * @param s the string to transform.
42      * @return the byte corresponding to the String.
43      */
44     public static byte toByte(String JavaDoc s) {
45         if (s.equalsIgnoreCase("exception"))
46             return EXCEPTION;
47         else if (s.equalsIgnoreCase("default"))
48             return DEFAULT;
49         else
50             return NONE;
51     }
52 }
53
Popular Tags