KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > apache > bsf > dbline > Callbacks


1 /*
2  * The Apache Software License, Version 1.1
3  *
4  * Copyright (c) 2002 The Apache Software Foundation. All rights
5  * reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  *
11  * 1. Redistributions of source code must retain the above copyright
12  * notice, this list of conditions and the following disclaimer.
13  *
14  * 2. Redistributions in binary form must reproduce the above copyright
15  * notice, this list of conditions and the following disclaimer in
16  * the documentation and/or other materials provided with the
17  * distribution.
18  *
19  * 3. The end-user documentation included with the redistribution, if
20  * any, must include the following acknowlegement:
21  * "This product includes software developed by the
22  * Apache Software Foundation (http://www.apache.org/)."
23  * Alternately, this acknowlegement may appear in the software itself,
24  * if and wherever such third-party acknowlegements normally appear.
25  *
26  * 4. The names "Apache BSF", "Apache", and "Apache Software Foundation"
27  * must not be used to endorse or promote products derived from
28  * this software without prior written permission. For written
29  * permission, please contact apache@apache.org.
30  *
31  * 5. Products derived from this software may not be called "Apache"
32  * nor may "Apache" appear in their names without prior written
33  * permission of the Apache Group.
34  *
35  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
36  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
37  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
38  * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
39  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
40  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
41  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
42  * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
43  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
44  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
45  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
46  * SUCH DAMAGE.
47  * ====================================================================
48  *
49  * This software consists of voluntary contributions made by many individuals
50  * on behalf of the Apache Software Foundation and was originally created by
51  * Sanjiva Weerawarana and others at International Business Machines
52  * Corporation. For more information on the Apache Software Foundation,
53  * please see <http://www.apache.org/>.
54  */
55
56 package org.apache.bsf.dbline;
57
58 import java.rmi.RemoteException JavaDoc;
59 import org.apache.bsf.debug.*;
60 import org.apache.bsf.debug.jsdi.*;
61
62 /**
63  * This object is the remote object that will be passed to
64  * the remote debug manager as both the BSFDebugger and
65  * the JavaScript-specific callback object.
66  *
67  * Note: there is no obligation that both be implemented by the
68  * same object.
69  *
70  *
71  * @author: Olivier Gruber
72  */
73 public class Callbacks
74 extends org.apache.bsf.debug.util.Skeleton
75     implements BSFDebugger, JsCallbacks {
76
77     JsDb db;
78
79     Callbacks(JsDb db) throws RemoteException JavaDoc {
80         super(org.apache.bsf.debug.util.DebugConstants.BSF_DEBUGGER_TID);
81         this.db = db;
82     }
83     ////////////////////////////////////////////////////////////////
84 // BSF Debugger Interface
85 ////////////////////////////////////////////////////////////////
86
87     public boolean poll() {
88         return true;
89     }
90     public void createdEngine(String JavaDoc lang, Object JavaDoc engine) throws RemoteException JavaDoc {
91         if (lang.equals("javascript")) {
92             db.createdEngine((JsEngine)engine);
93         }
94     }
95     public void deletedEngine(Object JavaDoc engine) throws RemoteException JavaDoc {
96         if (engine instanceof JsEngine) {
97             db.deletedEngine((JsEngine)engine);
98         }
99     }
100     public void disconnect() throws RemoteException JavaDoc {
101         System.out.println("Line debugger disconnected...");
102     }
103     ////////////////////////////////////////////////////////////////
104 // JsCallbacks Interface
105 ////////////////////////////////////////////////////////////////
106 public void handleBreakpointHit(JsContext cx) throws RemoteException JavaDoc {
107         db.handleBreakpointHit(cx);
108     }
109     public void handleEngineStopped(JsContext cx) throws RemoteException JavaDoc {
110         db.handleEngineStopped(cx);
111     }
112     public void handleExceptionThrown(JsContext cx, Object JavaDoc exception) throws RemoteException JavaDoc {
113         db.handleExceptionThrown(cx,exception);
114     }
115     public void handleSteppingDone(JsContext cx) throws RemoteException JavaDoc {
116         db.handleSteppingDone(cx);
117     }
118 }
119
Popular Tags