01: /**
02: * Speedo: an implementation of JDO compliant personality on top of JORM generic
03: * I/O sub-system.
04: * Copyright (C) 2001-2004 France Telecom R&D
05: *
06: * This library is free software; you can redistribute it and/or
07: * modify it under the terms of the GNU Lesser General Public
08: * License as published by the Free Software Foundation; either
09: * 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: */package org.objectweb.speedo.metadata;
27:
28: /**
29: * This class represents possible values for the attribute null-value of a field.
30: * @author S.Chassande-Barrioz
31: */
32: public abstract class SpeedoNullValue {
33: public final static byte NONE = 0;
34: public final static byte DEFAULT = 1;
35: public final static byte EXCEPTION = 2;
36:
37: /**
38: * Transoforms a String into a byte;
39: * @param s the string to transform.
40: * @return the byte corresponding to the String.
41: */
42: public static byte toByte(String s) {
43: if (s.equalsIgnoreCase("exception"))
44: return EXCEPTION;
45: else if (s.equalsIgnoreCase("default"))
46: return DEFAULT;
47: else
48: return NONE;
49: }
50: }
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