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/*******************************************************************************
* Copyright (c) 2015 Obeo.
* 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:
* Obeo - initial API and implementation
*******************************************************************************/
package data.models;
import static com.google.common.collect.Lists.newArrayList;
import static org.junit.Assert.assertNotNull;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.eclipse.compare.ITypedElement;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.core.runtime.Platform;
import org.eclipse.egit.core.Activator;
import org.eclipse.emf.common.util.BasicMonitor;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.TreeIterator;
import org.eclipse.emf.compare.Comparison;
import org.eclipse.emf.compare.EMFCompare;
import org.eclipse.emf.compare.conflict.DefaultConflictDetector;
import org.eclipse.emf.compare.conflict.IConflictDetector;
import org.eclipse.emf.compare.diagram.internal.CompareDiagramPostProcessor;
import org.eclipse.emf.compare.diff.DefaultDiffEngine;
import org.eclipse.emf.compare.diff.DiffBuilder;
import org.eclipse.emf.compare.diff.IDiffEngine;
import org.eclipse.emf.compare.diff.IDiffProcessor;
import org.eclipse.emf.compare.equi.DefaultEquiEngine;
import org.eclipse.emf.compare.equi.IEquiEngine;
import org.eclipse.emf.compare.ide.ui.internal.logical.ComparisonScopeBuilder;
import org.eclipse.emf.compare.ide.ui.internal.logical.IdenticalResourceMinimizer;
import org.eclipse.emf.compare.ide.ui.internal.logical.StorageTypedElement;
import org.eclipse.emf.compare.ide.ui.internal.logical.SubscriberStorageAccessor;
import org.eclipse.emf.compare.ide.ui.internal.logical.resolver.ThreadedModelResolver;
import org.eclipse.emf.compare.ide.ui.logical.IStorageProvider;
import org.eclipse.emf.compare.ide.ui.logical.IStorageProviderAccessor;
import org.eclipse.emf.compare.match.DefaultMatchEngine;
import org.eclipse.emf.compare.match.IMatchEngine;
import org.eclipse.emf.compare.postprocessor.IPostProcessor;
import org.eclipse.emf.compare.req.DefaultReqEngine;
import org.eclipse.emf.compare.req.IReqEngine;
import org.eclipse.emf.compare.scope.IComparisonScope;
import org.eclipse.emf.compare.tests.performance.git.GitUtil;
import org.eclipse.emf.compare.uml2.internal.postprocessor.UMLPostProcessor;
import org.eclipse.emf.compare.utils.UseIdentifiers;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.jgit.lib.Constants;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.team.core.subscribers.Subscriber;
import org.osgi.framework.Bundle;
import com.google.common.base.Throwables;
/**
* @author <a href="mailto:axel.richard@obeo.fr">Axel Richard</a>
*
*/
@SuppressWarnings("restriction")
public class DataGit {
private static final String MASTER = Constants.R_HEADS + Constants.MASTER;
private static final String MODIFIED = Constants.R_HEADS + "modified";
private List<Runnable> disposers;
private List<ResourceSet> resourceSets = newArrayList();
private IComparisonScope scope;
private Comparison comparison;
private File repoFile;
private Repository repository;
private Collection<IProject> importedProjects;
public DataGit(String zippedRepoLocation, String repoName, String rootProjectName, String modelName) {
try {
this.disposers = new ArrayList<Runnable>();
String systemTmpDir = System.getProperty("java.io.tmpdir");
Bundle bundle = Platform.getBundle("org.eclipse.emf.compare.tests.performance");
URL entry = bundle.getEntry(zippedRepoLocation);
repoFile = new File(systemTmpDir + File.separator + repoName);
// Delete repo if it already exists
GitUtil.deleteRepo(repoFile);
// Unzip repository to temp directory
GitUtil.unzipRepo(entry, systemTmpDir, new NullProgressMonitor());
importedProjects = GitUtil.importProjectsFromRepo(repoFile);
// Connect eclipse projects to egit repository
File gitDir = new File(repoFile, Constants.DOT_GIT);
repository = Activator.getDefault().getRepositoryCache().lookupRepository(gitDir);
GitUtil.connectProjectsToRepo(repository, importedProjects);
IProject rootProject = ResourcesPlugin.getWorkspace().getRoot().getProject(rootProjectName);
final IFile model = rootProject.getFile(new Path(modelName));
final String fullPath = model.getFullPath().toString();
final Subscriber subscriber = GitUtil.createSubscriberForComparison(repository, MASTER, MODIFIED, model, disposers);
final IStorageProviderAccessor accessor = new SubscriberStorageAccessor(subscriber);
final IStorageProvider sourceProvider = accessor.getStorageProvider(model,
IStorageProviderAccessor.DiffSide.SOURCE);
final IStorageProvider remoteProvider = accessor.getStorageProvider(model,
IStorageProviderAccessor.DiffSide.REMOTE);
final IStorageProvider ancestorProvider = accessor.getStorageProvider(model,
IStorageProviderAccessor.DiffSide.ORIGIN);
assertNotNull(sourceProvider);
assertNotNull(remoteProvider);
assertNotNull(ancestorProvider);
final IProgressMonitor m = new NullProgressMonitor();
final IStorageProviderAccessor storageAccessor = new SubscriberStorageAccessor(subscriber);
final ITypedElement left = new StorageTypedElement(sourceProvider.getStorage(m), fullPath);
final ITypedElement right = new StorageTypedElement(remoteProvider.getStorage(m), fullPath);
final ITypedElement origin = new StorageTypedElement(ancestorProvider.getStorage(m), fullPath);
final ComparisonScopeBuilder scopeBuilder = new ComparisonScopeBuilder(new ThreadedModelResolver(),
new IdenticalResourceMinimizer(), storageAccessor);
scope = scopeBuilder.build(left, right, origin, m);
resourceSets.add((ResourceSet)scope.getLeft());
resourceSets.add((ResourceSet)scope.getRight());
resourceSets.add((ResourceSet)scope.getOrigin());
} catch (IOException e) {
Throwables.propagate(e);
} catch (CoreException e) {
Throwables.propagate(e);
}
}
public Comparison match() {
return match(UseIdentifiers.ONLY);
}
public Comparison match(UseIdentifiers useIDs) {
final IMatchEngine matchEngine = DefaultMatchEngine.create(useIDs);
comparison = matchEngine.match(scope, new BasicMonitor());
return comparison;
}
public Comparison diff() {
final IDiffProcessor diffBuilder = new DiffBuilder();
final IDiffEngine diffEngine = new DefaultDiffEngine(diffBuilder);
diffEngine.diff(comparison, new BasicMonitor());
return comparison;
}
public void req() {
final IReqEngine reqEngine = new DefaultReqEngine();
reqEngine.computeRequirements(comparison, new BasicMonitor());
}
public void equi() {
final IEquiEngine equiEngine = new DefaultEquiEngine();
equiEngine.computeEquivalences(comparison, new BasicMonitor());
}
public void conflict() {
final IConflictDetector conflictDetector = new DefaultConflictDetector();
conflictDetector.detect(comparison, new BasicMonitor());
}
public void compare() {
EMFCompare.builder().build().compare(scope);
}
public void postComparisonGMF() {
final IPostProcessor postProcessor = new CompareDiagramPostProcessor();
postProcessor.postComparison(comparison, new BasicMonitor());
}
public void postMatchUML() {
final IPostProcessor postProcessor = new UMLPostProcessor();
postProcessor.postMatch(comparison, new BasicMonitor());
}
public void postComparisonUML() {
final IPostProcessor postProcessor = new UMLPostProcessor();
postProcessor.postComparison(comparison, new BasicMonitor());
}
public void dispose() {
comparison = null;
for (ResourceSet rs : resourceSets) {
EList<Resource> resources = rs.getResources();
for (Resource resource : resources) {
TreeIterator<EObject> allContents = EcoreUtil.getAllProperContents(resource, false);
while (allContents.hasNext()) {
final EObject next = allContents.next();
next.eAdapters().clear();
}
resource.eAdapters().clear();
}
rs.getResources().clear();
rs.eAdapters().clear();
}
resourceSets = null;
try {
// Close & delete projects from workspace
for (IProject project : importedProjects) {
project.close(new NullProgressMonitor());
project.delete(false, new NullProgressMonitor());
}
importedProjects.clear();
} catch (CoreException e) {
Throwables.propagate(e);
}
if (repository != null) {
repository.close();
repository = null;
}
for (Runnable disposer : disposers) {
disposer.run();
}
disposers.clear();
// Delete repository from temp directory
GitUtil.deleteRepo(repoFile);
}
}
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