MonitorContendedEnteredEventImpl


1   /*******************************************************************************
2    * Copyright (c) 2000, 2006 IBM Corporation and others.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    * 
8    * Contributors:
9    *     IBM Corporation - initial API and implementation
10   *******************************************************************************/
11  package org.eclipse.jdi.internal.event;
12  
13  import java.io.DataInputStream  ;
14  import java.io.IOException  ;
15  
16  import org.eclipse.jdi.internal.LocationImpl;
17  import org.eclipse.jdi.internal.MirrorImpl;
18  import org.eclipse.jdi.internal.ObjectReferenceImpl;
19  import org.eclipse.jdi.internal.ThreadReferenceImpl;
20  import org.eclipse.jdi.internal.VirtualMachineImpl;
21  import org.eclipse.jdi.internal.request.RequestID;
22  
23  import com.sun.jdi.ObjectReference;
24  import com.sun.jdi.event.MonitorContendedEnteredEvent;
25  
26  /**
27   * This class provides an implementation of MonitorContendedEnteredEvent according to Sun's
28   * 1.6 specs
29   * @since 3.3
30   */
31  public class MonitorContendedEnteredEventImpl extends LocatableEventImpl implements MonitorContendedEnteredEvent {
32  
33      /** Jdwp Event Kind. */
34      public static final byte EVENT_KIND = EVENT_MONITOR_CONTENDED_ENTERED;
35      
36      /** the monitor information **/
37      private ObjectReference fMonitor;
38      
39      /** Constructor **/
40      private MonitorContendedEnteredEventImpl(VirtualMachineImpl vmImpl, RequestID requestID) {
41          super("MonitorContendedEntered", vmImpl, requestID); //$NON-NLS-1$
42      }
43  
44      /**
45       * @return Creates, reads and returns new EventImpl, of which requestID has already been read.
46       */
47      public static MonitorContendedEnteredEventImpl read(MirrorImpl target, RequestID requestID, DataInputStream   dataInStream) throws IOException   {
48          VirtualMachineImpl vmImpl = target.virtualMachineImpl();
49          MonitorContendedEnteredEventImpl event = new MonitorContendedEnteredEventImpl(vmImpl, requestID);
50          event.fThreadRef = ThreadReferenceImpl.read(target, dataInStream);
51          event.fMonitor = ObjectReferenceImpl.readObjectRefWithTag(target, dataInStream);
52          event.fLocation = LocationImpl.read(target, dataInStream);
53          return event;
54      }
55      
56      /* (non-Javadoc)
57       * @see com.sun.jdi.event.MonitorContendedEnteredEvent#monitor()
58       */
59      public ObjectReference monitor() {
60          return fMonitor;
61      }
62  }
63
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