/*******************************************************************************
 * Copyright (c) 2012-2015 INRIA.
 * 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:
 *     Generoso Pagano - initial API and implementation
 ******************************************************************************/
package fr.inria.soctrace.framesoc.core.tools.management;

import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Status;
import org.eclipse.swt.widgets.Display;

import fr.inria.soctrace.framesoc.core.bus.FramesocBus;
import fr.inria.soctrace.framesoc.core.bus.FramesocBusTopic;
import fr.inria.soctrace.framesoc.core.tools.importers.TraceChecker;

/**
 * Subclass of {@link ExternalToolExecutionManager} for operations with final UI
 * feedback.
 * 
 * <p>
 * In the {@link ExternalToolExecutionManager#postExecute(IStatus)} method
 * implementation, a message is sent on the {@link FramesocBus} for the topic
 * {@link FramesocBusTopic#TOPIC_UI_SYNCH_TRACES_NEEDED}. The associated data is
 * true or false, depending on whether the Job returned status is
 * {@link Status#OK_STATUS} or {@link Status#CANCEL_STATUS} respectively.
 * 
 * @author "Generoso Pagano <generoso.pagano@inria.fr>"
 */
public class ExternalImporterExecutionManager extends ExternalToolExecutionManager {

	private TraceChecker checker;

	/**
	 * Constructor.
	 * 
	 * @param name
	 *            external tool name
	 * @param command
	 *            external tool command
	 */
	public ExternalImporterExecutionManager(String name, String command) {
		super(name, command);
	}

	@Override
	public void preExecute() {
		checker = new TraceChecker();
	}

	@Override
	public void postExecute(IStatus status) {

		final IStatus jobStatus = status;

		// check trace metadata
		checker.checkTraces(null);

		// we want to provide UI feedback, so we send the event using Display
		// sync exec
		Display.getDefault().syncExec(new Runnable() {
			@Override
			public void run() {
				if (!jobStatus.equals(Status.OK_STATUS)) {
					FramesocBus.getInstance().send(FramesocBusTopic.TOPIC_UI_SYNCH_TRACES_NEEDED,
							false);
				} else {
					FramesocBus.getInstance().send(FramesocBusTopic.TOPIC_UI_SYNCH_TRACES_NEEDED,
							true);
				}
			}
		});
	}

}