01: /* Copyright (C) 2004 - 2007 db4objects Inc. http://www.db4o.com
02:
03: This file is part of the db4o open source object database.
04:
05: db4o is free software; you can redistribute it and/or modify it under
06: the terms of version 2 of the GNU General Public License as published
07: by the Free Software Foundation and as clarified by db4objects' GPL
08: interpretation policy, available at
09: http://www.db4o.com/about/company/legalpolicies/gplinterpretation/
10: Alternatively you can write to db4objects, Inc., 1900 S Norfolk Street,
11: Suite 350, San Mateo, CA 94403, USA.
12:
13: db4o is distributed in the hope that it will be useful, but WITHOUT ANY
14: WARRANTY; without even the implied warranty of MERCHANTABILITY or
15: FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16: for more details.
17:
18: You should have received a copy of the GNU General Public License along
19: with this program; if not, write to the Free Software Foundation, Inc.,
20: 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21: package com.db4o.ext;
22:
23: import com.db4o.foundation.ChainedRuntimeException;
24: import com.db4o.internal.*;
25:
26: /**
27: * db4o exception wrapper: Exceptions occurring during internal processing
28: * will be proliferated to the client calling code encapsulated in an exception
29: * of this type. The original exception, if any, is available through
30: * Db4oException#getCause().
31: */
32: public class Db4oException extends ChainedRuntimeException {
33:
34: /**
35: * Simple constructor
36: */
37: public Db4oException() {
38: this (null, null);
39: }
40:
41: /**
42: * Constructor with an exception message specified
43: * @param msg exception message
44: */
45: public Db4oException(String msg) {
46: this (msg, null);
47: }
48:
49: /**
50: * Constructor with an exception cause specified
51: * @param cause exception cause
52: */
53: public Db4oException(Throwable cause) {
54: this (null, cause);
55: }
56:
57: /**
58: * Constructor with an exception message selected
59: * from the internal message collection.
60: * @param messageConstant internal db4o message number
61: */
62: public Db4oException(int messageConstant) {
63: this (Messages.get(messageConstant));
64: }
65:
66: /**
67: * Constructor with an exception message and cause specified
68: * @param msg exception message
69: * @param cause exception cause
70: */
71: public Db4oException(String msg, Throwable cause) {
72: super(msg, cause);
73: }
74: }
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