1 /*
   2  * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 /*
  27  * This source code is provided to illustrate the usage of a given feature
  28  * or technique and has been deliberately simplified. Additional steps
  29  * required for a production-quality application, such as security checks,
  30  * input validation and proper error handling, might not be present in
  31  * this sample code.
  32  */
  33 
  34 
  35 package com.sun.tools.example.debug.event;
  36 
  37 import com.sun.jdi.*;
  38 import com.sun.jdi.event.*;
  39 
  40 public abstract class WatchpointEventSet extends LocatableEventSet {
  41 
  42     private static final long serialVersionUID = 5606285209703845409L;
  43 
  44     WatchpointEventSet(EventSet jdiEventSet) {
  45         super(jdiEventSet);
  46     }
  47 
  48     /**
  49      * Returns the field that is about to be accessed/modified.
  50      *
  51      * @return a {@link Field} which mirrors the field
  52      * in the target VM.
  53      */
  54     public Field getField() {
  55         return ((WatchpointEvent)oneEvent).field();
  56     }
  57 
  58     /**
  59      * Returns the object whose field is about to be accessed/modified.
  60      * Return null is the access is to a static field.
  61      *
  62      * @return a {@link ObjectReference} which mirrors the event's
  63      * object in the target VM.
  64      */
  65     public ObjectReference getObject() {
  66         return ((WatchpointEvent)oneEvent).object();
  67     }
  68 
  69     /**
  70      * Current value of the field.
  71      */
  72     public Value getValueCurrent() {
  73         return ((WatchpointEvent)oneEvent).valueCurrent();
  74     }
  75 }