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/*******************************************************************************
* Copyright (c) 2009, 2018 Red Hat, Inc. and others
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Kent Sebastian <ksebasti@redhat.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.linuxtools.internal.oprofile.launch.launching;
import org.eclipse.core.resources.IProject;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.ILaunch;
import org.eclipse.debug.core.ILaunchManager;
import org.eclipse.debug.core.ILaunchesListener2;
import org.eclipse.linuxtools.internal.oprofile.core.Oprofile;
import org.eclipse.linuxtools.internal.oprofile.core.Oprofile.OprofileProject;
import org.eclipse.linuxtools.internal.oprofile.core.OprofileCorePlugin;
import org.eclipse.linuxtools.internal.oprofile.core.daemon.OprofileDaemonEvent;
import org.eclipse.linuxtools.internal.oprofile.launch.configuration.LaunchOptions;
import org.eclipse.swt.widgets.Display;
public class OprofileLaunchConfigurationDelegate extends AbstractOprofileLaunchConfigurationDelegate {
@Override
protected boolean preExec(LaunchOptions options, OprofileDaemonEvent[] daemonEvents, ILaunch launch) {
// set up and launch the oprofile daemon
IProject project = getProject();
// Set current project to allow using the oprofile path that
// was chosen for the project
Oprofile.OprofileProject.setProject(project);
if (!oprofileStatus()) {
OprofileCorePlugin.showErrorDialog("opcontrolProvider", null); //$NON-NLS-1$
return false;
}
// add a listener for termination of the launch prior to execution of launch
ILaunchManager lmgr = DebugPlugin.getDefault().getLaunchManager();
lmgr.addLaunchListener(new LaunchTerminationWatcher(launch, options.getExecutionsNumber()));
return true;
}
@Override
protected void postExec(LaunchOptions options, OprofileDaemonEvent[] daemonEvents, Process process) {
// do nothing here since the termination listener already registered will handle everything needed
}
//A class used to listen for the termination of the current launch, and
// run some functions when it is finished.
class LaunchTerminationWatcher implements ILaunchesListener2 {
private ILaunch launch;
private int executions;
public LaunchTerminationWatcher(ILaunch il, int executions) {
launch = il;
this.executions = executions;
}
@Override
public void launchesTerminated(ILaunch[] launches) {
for (ILaunch l : launches) {
/**
* Dump samples from the daemon, shut down the daemon, activate the OProfile
* view (open it if it isn't already), refresh the view (which parses the
* data/ui model and displays it).
*/
if (l.equals(launch) && l.getProcesses().length == executions) {
// need to run this in the ui thread otherwise get SWT Exceptions
// based on concurrency issues
if (!OprofileProject.getProfilingBinary().equals(OprofileProject.OCOUNT_BINARY)) {
Display.getDefault().syncExec(() -> refreshOprofileView());
}
}
}
}
@Override
public void launchesAdded(ILaunch[] launches) { /* dont care */}
@Override
public void launchesChanged(ILaunch[] launches) { /* dont care */ }
@Override
public void launchesRemoved(ILaunch[] launches) { /* dont care */ }
}
}
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