KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > com > mchange > lang > ThrowableUtils


1 /*
2  * Distributed as part of c3p0 v.0.9.1
3  *
4  * Copyright (C) 2005 Machinery For Change, Inc.
5  *
6  * Author: Steve Waldman <swaldman@mchange.com>
7  *
8  * This library is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU Lesser General Public License version 2.1, as
10  * published by the Free Software Foundation.
11  *
12  * This software 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 Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public License
18  * along with this software; see the file LICENSE. If not, write to the
19  * Free Software Foundation, Inc., 59 Temple Place, Suite 330,
20  * Boston, MA 02111-1307, USA.
21  */
22
23
24 package com.mchange.lang;
25
26 import java.io.*;
27
28 public final class ThrowableUtils
29 {
30   public static String JavaDoc extractStackTrace(Throwable JavaDoc t)
31     {
32       StringWriter me = new StringWriter();
33       PrintWriter pw = new PrintWriter(me);
34       t.printStackTrace(pw);
35       pw.flush();
36       return me.toString();
37     }
38
39     public static boolean isChecked(Throwable JavaDoc t)
40     {
41     return
42         t instanceof Exception JavaDoc &&
43         ! (t instanceof RuntimeException JavaDoc);
44     }
45
46     public static boolean isUnchecked(Throwable JavaDoc t)
47     { return ! isChecked( t ); }
48       
49     private ThrowableUtils()
50     {}
51 }
52
Popular Tags