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/*******************************************************************************
* Copyright (c) 2013 Tasktop Technologies 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:
* Tasktop Technologies - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.reviews.ui.spi.remote;
import org.eclipse.core.runtime.OperationCanceledException;
import org.eclipse.mylyn.reviews.core.spi.remote.JobRemoteService;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.PlatformUI;
/**
* Executes remote job, ensuring that results are applied and notification occurs in UI thread.
*
* @author Miles Parker
*/
public class RemoteUiService extends JobRemoteService {
@Override
public void modelExec(final Runnable runnable, boolean block) {
Display displayThread = Display.getCurrent();
if (displayThread == null) {
if (!PlatformUI.getWorkbench().isClosing()) {
displayThread = PlatformUI.getWorkbench().getDisplay();
} else {
throw new OperationCanceledException();
}
}
if (block) {
if (Display.getCurrent() != null) {
//Don't cause deadlock, just execute now!
runnable.run();
} else {
displayThread.syncExec(runnable);
}
} else {
displayThread.asyncExec(runnable);
}
}
}
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