KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > armedbear > lisp > Debug


1 /*
2  * Debug.java
3  *
4  * Copyright (C) 2002-2003 Peter Graves
5  * $Id: Debug.java,v 1.2 2003/03/11 14:08:01 piso Exp $
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20  */
21
22 package org.armedbear.lisp;
23
24 public final class Debug extends Lisp
25 {
26     public static final void assertTrue(boolean b)
27     {
28         if (!b) {
29             System.err.println("Assertion failed!");
30             Error JavaDoc e = new Error JavaDoc();
31             e.printStackTrace();
32             throw e;
33         }
34     }
35
36     // Does not throw an exception.
37 public static void bug()
38     {
39         trace(new Exception JavaDoc("BUG!"));
40     }
41
42     public static final void trace(String JavaDoc s)
43     {
44         System.err.println(s);
45     }
46
47     public static final void trace(Throwable JavaDoc t)
48     {
49         t.printStackTrace();
50     }
51 }
52
Popular Tags