Source code: com/tripi/asp/PrintMessageExceptionHandler.java
1 /**
2 * ArrowHead ASP Server
3 * This is a source file for the ArrowHead ASP Server - an 100% Java
4 * VBScript interpreter and ASP server.
5 *
6 * For more information, see http://www.tripi.com/arrowhead
7 *
8 * Copyright (C) 2002 Terence Haddock
9 *
10 * This program is free software; you can redistribute it and/or modify
11 * it under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; either version 2 of the License, or
13 * (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23 *
24 */
25 package com.tripi.asp;
26
27 import org.apache.log4j.Category;
28 import java.io.IOException;
29 import java.util.Properties;
30
31 /**
32 * This class handles an exception by printing out the stack trace
33 * to the response handler.
34 *
35 * @author Terence Haddock
36 * @version 0.9
37 */
38 public class PrintMessageExceptionHandler implements AspExceptionHandler
39 {
40 /** Debugging class */
41 static Category DBG = Category.getInstance(PrintExceptionHandler.class);
42
43 /** The message to display */
44 String message;
45
46 /**
47 * This function configures any properties
48 */
49 public void configureExceptionHandler(Properties prop)
50 {
51 this.message = prop.getProperty("Message");
52 if (this.message == null)
53 {
54 throw new RuntimeException("Message not defined");
55 }
56 }
57
58 /**
59 * This function is called when an exception occurs
60 * @param ex Exception which occured
61 */
62 public boolean onExceptionOccured(AspContext ctx, AspException ex)
63 throws AspException
64 {
65 try {
66 Response rsp = ctx.getAspResponse();
67 rsp.Write(message);
68 } catch (IOException ioex) {
69 DBG.error("Error while displaying exception", ioex);
70 }
71 return true;
72 }
73 }
74