| /******************************************************************************* |
| * Copyright (c) 2000, 2011 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdi.internal.event; |
| |
| import java.io.DataInputStream; |
| import java.io.IOException; |
| |
| import org.eclipse.jdi.internal.FieldImpl; |
| import org.eclipse.jdi.internal.MirrorImpl; |
| import org.eclipse.jdi.internal.ObjectReferenceImpl; |
| import org.eclipse.jdi.internal.VirtualMachineImpl; |
| import org.eclipse.jdi.internal.request.RequestID; |
| |
| import com.sun.jdi.Field; |
| import com.sun.jdi.ObjectReference; |
| import com.sun.jdi.Value; |
| import com.sun.jdi.event.WatchpointEvent; |
| |
| /** |
| * This class implements the corresponding interfaces declared by the JDI |
| * specification. See the com.sun.jdi package for more information. |
| * |
| */ |
| public abstract class WatchpointEventImpl extends LocatableEventImpl implements |
| WatchpointEvent { |
| /** The field that is about to be accessed/modified. */ |
| protected FieldImpl fField; |
| /** The object whose field is about to be accessed/modified. */ |
| protected ObjectReferenceImpl fObjectReference; |
| |
| /** |
| * Creates new WatchpointEventImpl. |
| */ |
| protected WatchpointEventImpl(String description, |
| VirtualMachineImpl vmImpl, RequestID requestID) { |
| super(description, vmImpl, requestID); |
| } |
| |
| /** |
| * @return Creates, reads and returns new EventImpl, of which requestID has |
| * already been read. |
| */ |
| public void readWatchpointEventFields(MirrorImpl target, |
| DataInputStream dataInStream) throws IOException { |
| readThreadAndLocation(target, dataInStream); |
| fField = FieldImpl.readWithReferenceTypeWithTag(target, dataInStream); |
| fObjectReference = ObjectReferenceImpl.readObjectRefWithTag(target, |
| dataInStream); |
| } |
| |
| /** |
| * Returns the field that is about to be accessed/modified. |
| */ |
| public Field field() { |
| return fField; |
| } |
| |
| /** |
| * Returns the object whose field is about to be accessed/modified. |
| */ |
| public ObjectReference object() { |
| return fObjectReference; |
| } |
| |
| /** |
| * Current value of the field. |
| */ |
| public Value valueCurrent() { |
| // Note: if field is static, fObjectReference will be null. |
| if (fObjectReference == null) |
| return fField.declaringType().getValue(fField); |
| return fObjectReference.getValue(fField); |
| } |
| } |