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Java > Open Source Codes > org > netbeans > lib > cvsclient > util > BugLog


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19 package org.netbeans.lib.cvsclient.util;
20
21 /**
22  * Assertion tool class.
23  * @author Thomas Singer
24  */
25 public class BugLog {
26
27     private static BugLog instance;
28
29     public synchronized static BugLog getInstance() {
30         if (instance == null) {
31             instance = new BugLog();
32         }
33         return instance;
34     }
35
36     public synchronized static void setInstance(BugLog instance) {
37         BugLog.instance = instance;
38     }
39
40     public BugLog() {
41     }
42
43     public void showException(Exception JavaDoc ex) {
44         ex.printStackTrace();
45     }
46
47     public void assertTrue(boolean value, String JavaDoc message) {
48         if (value) {
49             return;
50         }
51
52         throw new BugException(message);
53     }
54
55     public void assertNotNull(Object JavaDoc obj) {
56         if (obj != null) {
57             return;
58         }
59
60         throw new BugException("Value must not be null!"); // NOI18N
61 }
62
63     public void bug(String JavaDoc message) {
64         new Exception JavaDoc(message).printStackTrace();
65     }
66
67     public static class BugException extends RuntimeException JavaDoc {
68         public BugException(String JavaDoc message) {
69             super(message);
70         }
71     }
72 }
73
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