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/*******************************************************************************
* Copyright (c) 2011 Wind River Systems, Inc. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tm.internal.tcf.cdt.ui.breakpoints;
import org.eclipse.cdt.debug.internal.core.ICWatchpointTarget;
import org.eclipse.tm.internal.tcf.debug.ui.model.TCFNodeExpression;
import org.eclipse.tm.tcf.protocol.Protocol;
import org.eclipse.tm.tcf.services.ISymbols;
import org.eclipse.tm.tcf.util.TCFDataCache;
import org.eclipse.tm.tcf.util.TCFTask;
/**
* TCF "Add Watchpoint" target implementation.
*/
@SuppressWarnings("restriction")
public class TCFWatchpointTarget implements ICWatchpointTarget {
private final TCFNodeExpression fNode;
public TCFWatchpointTarget(TCFNodeExpression node) {
fNode = node;
}
public void canSetWatchpoint(CanCreateWatchpointRequest request) {
request.setCanCreate(true);
request.done();
}
public String getExpression() {
final TCFDataCache<String> expressionText = fNode.getExpressionText();
String expr = new TCFTask<String>(fNode.getChannel()) {
public void run() {
if (!expressionText.validate(this)) return;
done(expressionText.getData());
}
}.getE();
return expr != null ? expr : "";
}
public void getSize(final GetSizeRequest request) {
final TCFDataCache<ISymbols.Symbol> expressionType = fNode.getType();
Protocol.invokeLater(new Runnable() {
public void run() {
if (!expressionType.validate(this)) return;
ISymbols.Symbol type = expressionType.getData();
request.setSize(type != null ? type.getSize() : 1);
request.done();
}
});
}
}
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