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Java > Open Source Codes > org > aspectj > debugger > request > ClassTextPrintingRequest


1 /* -*- Mode: JDE; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
2  *
3  * This file is part of the debugger and core tools for the AspectJ(tm)
4  * programming language; see http://aspectj.org
5  *
6  * The contents of this file are subject to the Mozilla Public License
7  * Version 1.1 (the "License"); you may not use this file except in
8  * compliance with the License. You may obtain a copy of the License at
9  * either http://www.mozilla.org/MPL/ or http://aspectj.org/MPL/.
10  *
11  * Software distributed under the License is distributed on an "AS IS" basis,
12  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
13  * for the specific language governing rights and limitations under the
14  * License.
15  *
16  * The Original Code is AspectJ.
17  *
18  * The Initial Developer of the Original Code is Xerox Corporation. Portions
19  * created by Xerox Corporation are Copyright (C) 1999-2002 Xerox Corporation.
20  * All Rights Reserved.
21  */
22
23 package org.aspectj.debugger.request;
24
25 import com.sun.jdi.*;
26 import com.sun.jdi.event.*;
27 import org.aspectj.debugger.base.*;
28
29 public class ClassTextPrintingRequest extends TextPrintingRequest implements ClassListener {
30
31     public final static int PREPARE = 0x01;
32     public final static int UNLOAD = 0x10;
33     public final static int PREPARE_OR_UNLOAD = 0x11;
34
35     protected int mode;
36     protected String JavaDoc className;
37
38     public ClassTextPrintingRequest(Debugger debugger, String JavaDoc className, int mode, String JavaDoc text) {
39         super(debugger, text);
40         if (mode < PREPARE || mode > PREPARE_OR_UNLOAD) {
41             throw new IllegalArgumentException JavaDoc
42                 ("mode:" + mode + " where " + PREPARE + "<=mode<=" + PREPARE_OR_UNLOAD);
43         }
44         this.mode = mode;
45         this.className = className;
46     }
47
48     public Object JavaDoc go() throws NoVMException, DebuggerException {
49         debugger.addClassListener(this);
50         return text;
51     }
52
53     public void classPrepareEvent(ClassPrepareEvent e) {
54         if ((mode & PREPARE) != 0 && e.referenceType().name().equals(className)) print();
55     }
56     
57     public void classUnloadEvent(ClassUnloadEvent e) {
58         if ((mode & UNLOAD) != 0 && e.className().equals(className)) print();
59     }
60 }
61
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