/*******************************************************************************
* Copyright (c) 2009 Ericsson 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:
* Ericsson - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.dsf.gdb.internal.ui.actions;
import java.util.concurrent.ExecutionException;
import org.eclipse.cdt.dsf.concurrent.DataRequestMonitor;
import org.eclipse.cdt.dsf.concurrent.DsfExecutor;
import org.eclipse.cdt.dsf.concurrent.Query;
import org.eclipse.cdt.dsf.debug.ui.actions.DsfSteppingModeTarget;
import org.eclipse.cdt.dsf.gdb.internal.ui.GdbUIPlugin;
import org.eclipse.cdt.dsf.gdb.service.IGDBBackend;
import org.eclipse.cdt.dsf.gdb.service.SessionType;
import org.eclipse.cdt.dsf.service.DsfServicesTracker;
import org.eclipse.cdt.dsf.service.DsfSession;
/**
* SteppingModeTarget that allows to disable the button when dealing
* with a post-mortem debugging session.
*
* @since 2.0
*/
public class GdbSteppingModeTarget extends DsfSteppingModeTarget {
private final DsfExecutor fExecutor;
private final DsfServicesTracker fTracker;
public GdbSteppingModeTarget(DsfSession session) {
fExecutor = session.getExecutor();
fTracker = new DsfServicesTracker(GdbUIPlugin.getBundleContext(), session.getId());
}
public void dispose() {
fTracker.dispose();
}
@Override
public boolean supportsInstructionStepping() {
Query<Boolean> supportInstructionStepping = new Query<Boolean>() {
@Override
protected void execute(DataRequestMonitor<Boolean> rm) {
IGDBBackend backend = fTracker.getService(IGDBBackend.class);
if (backend != null) {
// PostMortem sessions do not support instruction stepping
rm.setData(backend.getSessionType() != SessionType.CORE);
} else {
rm.setData(false);
}
rm.done();
}
};
fExecutor.execute(supportInstructionStepping);
try {
return supportInstructionStepping.get();
} catch (InterruptedException e1) {
} catch (ExecutionException e1) {
}
return false;
}
}