1 package org.apache.ojb.odmg;
2
3 /* Copyright 2003-2005 The Apache Software Foundation
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 */
17
18 import org.odmg.TransactionAbortedException;
19
20 /**
21 * This specialised exception allows us to capture the cause of an
22 * ODMG TransactionAbortedException. This, in turn,
23 * gives the "catcher" of the exception the ability to take different
24 * courses of action dependent upon why the transaction was aborted. <p>
25 * This exception has been created as a subclass of
26 * org.odmg.TransactionAbortedException so that we don't
27 * <ul>
28 * <li>Modify the ODMG exception - as it is defined by the ODMG spec
29 * <li>Break the spec by throwing a non ODMG exception
30 * </ul>
31 *
32 * @author Charles Anthony
33 */
34 public class TransactionAbortedExceptionOJB extends TransactionAbortedException
35 {
36 /**
37 * The cause of a TransactionAbortedException
38 */
39 private Throwable cause;
40
41 public TransactionAbortedExceptionOJB()
42 {
43 super();
44 }
45
46 public TransactionAbortedExceptionOJB(String msg)
47 {
48 super(msg);
49 }
50
51 public TransactionAbortedExceptionOJB(String msg, Throwable th)
52 {
53 super(msg);
54 this.cause = th;
55 }
56
57 public TransactionAbortedExceptionOJB(Throwable cause)
58 {
59 this.cause = cause;
60 }
61
62 /**
63 * Returns the cause of the exception. May be null.
64 */
65 public Throwable getCause()
66 {
67 return cause;
68 }
69 }