org.emftrace.ui.rules.ImpactAnalysisOperation.java Source code

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Here is the source code for org.emftrace.ui.rules.ImpactAnalysisOperation.java

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/*******************************************************************************
 * Copyright (c) 2010-2013 Software Systems/Process Informatics Group,
 * Ilmenau University of Technology.
 * 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
 ******************************************************************************/

package org.emftrace.ui.rules;

import java.util.List;
import java.util.concurrent.Callable;

import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecp.core.ECPProject;
import org.eclipse.emf.emfstore.client.util.RunESCommand;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.emftrace.core.impactanalyzer.TypeBasedImpactAnalyzer;
import org.emftrace.metamodel.RuleModel.RuleCatalog;
import org.emftrace.ui.activator.Activator;

/**
 * Implements a operation for executing type-based impact analysis
 * 
 * @author Steffen Lehnert
 * @version 1.0 
 */
public class ImpactAnalysisOperation implements IRunnableWithProgress {
    private RuleCatalog rules;
    private ECPProject project;
    private List<EObject> startingImpactSet;
    private boolean createIndividualReports;
    private boolean createComprehensiveReport;
    private boolean typeBased;
    int sizeOfImpactSet;

    ///////////////////////////////////////////////////////////////////////////

    /**
     * Returns the size of the computed impact set
     * 
     * @return the size of the EIS
     */
    public int getSizeOfImpactSet() {
        return sizeOfImpactSet;
    }

    ///////////////////////////////////////////////////////////////////////////

    /**
     * Constructor
     * 
     * @param newProject               the current project
     * @param SIS                      the starting impact set
     * @param catalogue                the current set of rules
     * @param individualReports        creates individual impact reports for each impacted element
     * @param comprehensiveReport      creates one comprehensive report containing all impacted elements
     * @param performTypeBasedAnalysis enables type-based impact analysis, otherwise distance-based analysis will be applied
     */
    public ImpactAnalysisOperation(ECPProject newProject, List<EObject> SIS, RuleCatalog catalog,
            boolean individualReports, boolean comprehensiveReport, boolean performTypeBasedAnalysis) {
        project = newProject;
        rules = catalog;
        startingImpactSet = SIS;
        createIndividualReports = individualReports;
        createComprehensiveReport = comprehensiveReport;
        typeBased = performTypeBasedAnalysis;
        sizeOfImpactSet = 0;
    }

    ///////////////////////////////////////////////////////////////////////////

    @Override
    public void run(final IProgressMonitor monitor) {
        monitor.beginTask("Performing Impact Analysis...", 2);

        monitor.subTask("Step 1: Executing impact logic");

        Callable<Void> call = new Callable<Void>() {
            @Override
            public Void call() throws Exception {
                Activator.getAccessLayer().invalidateCache(project);

                if (typeBased) {
                    TypeBasedImpactAnalyzer impactAnalyzer = Activator.getTypeBasedImpactAnalyzer();
                    impactAnalyzer.init(rules);
                    sizeOfImpactSet = impactAnalyzer.performImpactAnalysis(project, startingImpactSet,
                            createIndividualReports, createComprehensiveReport);
                } else
                    sizeOfImpactSet = Activator.getDistanceBasedImpactAnalyzer().performImpactAnalysis(project,
                            startingImpactSet, createIndividualReports, createComprehensiveReport);

                monitor.worked(1);

                monitor.subTask("Step 2: Cleaning up project");
                Activator.getProjectCleaner().cleanUpProject(project);
                monitor.worked(1);

                return null;
            }
        };

        RunESCommand.run(call);

        monitor.done();
    }
}