plugins/org.eclipse.app4mc.multicore.execution.ui.traceeditor/src/org/eclipse/app4mc/multicore/execution/ui/traceeditor/TraceEditor.java

/*******************************************************************************
 * Copyright (c) 2017, 2018 Dortmund University of Applied Sciences and Arts 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:
 *   Dortmund University of Applied Sciences and Arts - initial API and implementation
 *******************************************************************************/

package org.eclipse.app4mc.multicore.execution.ui.traceeditor;

import org.eclipse.app4mc.multicore.execution.logic.btf.BtfComputer;
import org.eclipse.app4mc.multicore.execution.logic.btf.BtfException;
import org.eclipse.app4mc.multicore.execution.logic.btf.BtfTraceParser;
import org.eclipse.app4mc.multicore.execution.logic.btf.model.BtfTrace;
import org.eclipse.app4mc.multicore.execution.logic.executionmodel.ExecutionModel;
import org.eclipse.app4mc.multicore.execution.ui.widget.emtracewidget.EMTraceWidget;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.ui.IEditorInput;
import org.eclipse.ui.IEditorSite;
import org.eclipse.ui.IFileEditorInput;
import org.eclipse.ui.PartInitException;

import javafx.application.Platform;
import javafx.scene.Scene;
import javafx.scene.control.ScrollPane;

public class TraceEditor extends FXEditorPart {

	private IEditorInput input;

	EMTraceWidget tw;

	@Override
	public void init(final IEditorSite site, final IEditorInput input) throws PartInitException {
		setSite(site);
		this.input = input;
		setInput(input);
		setPartName("computing...");

	}

	BtfTrace manageParsing() {
		if (!(this.input instanceof IFileEditorInput)) {
			handleWarning("BTF-Parsing", "No file input for TraceEditor!");
			return null;
		}
		System.out.println("Is FileEditorInput");
		final IFileEditorInput fei = (IFileEditorInput) this.input;
		System.out.println("File: " + fei.getFile().getName());

		final IFile file = fei.getFile();
		final IPath location = file.getLocation();
		if (location == null) {
			handleWarning("BTF-Parsing", "File location not found!");
			return null;
		}
		final BtfTraceParser parser = new BtfTraceParser(location.toFile());

		try {
			parser.parseTrace();
		}
		catch (final BtfException e) {
			handleWarning("BTF-Parsing", "Error while parsing! \n" + e.getMessage());
			e.printStackTrace();
		}
		setPartName(file.getName());
		return parser.getTrace();
	}

	@Override
	protected Scene createFxScene() {
		this.tw = new EMTraceWidget();

		new Thread(new Runnable() {
			@Override
			public void run() {
				final BtfTrace trace = manageParsing();

				final ExecutionModel m = new ExecutionModel();

				final BtfComputer com = new BtfComputer(trace, m);
				try {
					com.compute();
					TraceEditor.this.tw.addExecutionModel(m);
				}
				catch (final BtfException e) {
					handleWarning("Malformed BTF-Trace", e.getMessage());
				}
			}
		}).start();
		final ScrollPane pane = new ScrollPane();

		pane.setContent(this.tw);
		pane.setFitToWidth(true);
		return new Scene(pane);
	}

	void handleWarning(final String title, final String msg) {
		System.err.println(title + ": " + msg);
		Platform.runLater(new Runnable() {
			@Override
			public void run() {
				MessageDialog.openWarning(getSite().getShell(), title, msg);
			}
		});

	}

	@Override
	protected void setFxFocus() {
		/**
		 * 
		 */
	}

	@Override
	public void doSave(final IProgressMonitor arg0) {
		/**
		 * 
		 */
	}

	@Override
	public void doSaveAs() {
		/**
		 * 
		 */
	}

	@Override
	public boolean isDirty() {

		return false;
	}

	@Override
	public boolean isSaveAsAllowed() {

		return false;
	}

}