org.eclipse.xtext.resource.impl.DefaultReferenceDescription Java Examples

The following examples show how to use org.eclipse.xtext.resource.impl.DefaultReferenceDescription. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: HeadlessReferenceFinder.java    From n4js with Eclipse Public License 1.0 6 votes vote down vote up 
/**
 * Find all references to the given target with its resource set as working environment.
 *
 * @param target
 *            the object to look for.
 * @param monitor
 *            the progress monitor.
 * @return the list of reference descriptions.
 */
public List<IReferenceDescription> findReferencesTo(EObject target, IProgressMonitor monitor) {
	final TargetURIs targetURIs = getTargetURIs(target);
	final ResourceSet resourceSet = target.eResource().getResourceSet();
	final List<IReferenceDescription> result = Lists.newArrayList();
	IReferenceFinder.IResourceAccess resourceAccess = new SimpleResourceAccess(resourceSet);
	IReferenceFinder.Acceptor acceptor = new IReferenceFinder.Acceptor() {

		@Override
		public void accept(IReferenceDescription description) {
			result.add(description);
		}

		@Override
		public void accept(EObject source, URI sourceURI, EReference eReference, int index, EObject targetOrProxy,
				URI targetURI) {
			accept(new DefaultReferenceDescription(sourceURI, targetURI, eReference, index, null));
		}
	};
	referenceFinder.findAllReferences(targetURIs, resourceAccess,
			resourceDescriptionsProvider.getResourceDescriptions(resourceSet),
			acceptor, monitor);
	return result;
}
Example #2
Source File: DefaultReferenceFinderTest.java    From xtext-eclipse with Eclipse Public License 2.0 6 votes vote down vote up 
@Test public void testExternalRefs() throws Exception {
	Resource refResource = loadResource("ref.refactoringtestlanguage", "D { ref C }");
	EObject elementD = refResource.getContents().get(0).eContents().get(0);

	findRefs(elementC, resource, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementC,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findAllRefs(elementC, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementC,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findRefs(elementC, refResource, localResourceAccess);
	acceptor.assertFinished();
}
Example #3
Source File: DefaultReferenceFinderTest.java    From xtext-eclipse with Eclipse Public License 2.0 6 votes vote down vote up 
@Test public void testLocalAndExternalRefs() throws Exception {
	Resource refResource = loadResource("ref.refactoringtestlanguage", "D { ref A }");
	EObject elementD = refResource.getContents().get(0).eContents().get(0);

	acceptor.expect(new DefaultReferenceDescription(elementB, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementB)));
	findRefs(elementA, resource, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementB, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementB)));
	acceptor.expect(new DefaultReferenceDescription(elementD, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findAllRefs(elementA, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findRefs(elementA, refResource, localResourceAccess);
	acceptor.assertFinished();
}
Example #4
Source File: DefaultReferenceFinderTest.java    From xtext-eclipse with Eclipse Public License 2.0 6 votes vote down vote up 
@Test public void testExcludeLocalRefs() throws Exception {
	Resource refResource = loadResource("ref.refactoringtestlanguage", "D { ref A }");
	EObject elementD = refResource.getContents().get(0).eContents().get(0);

	findRefs(elementA, resource, null);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findAllRefs(elementA, null);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findRefs(elementA, refResource, null);
	acceptor.assertFinished();
}
Example #5
Source File: DelegatingReferenceFinderTest.java    From xtext-eclipse with Eclipse Public License 2.0 6 votes vote down vote up 
@Test public void testExternalRefs() throws Exception {
	Resource refResource = loadResource("ref.refactoringtestlanguage", "D { ref C }");
	EObject elementD = refResource.getContents().get(0).eContents().get(0);

	findRefs(elementC, resource, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementC,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findAllRefs(elementC, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementC,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findRefs(elementC, refResource, localResourceAccess);
	acceptor.assertFinished();
}
Example #6
Source File: DelegatingReferenceFinderTest.java    From xtext-eclipse with Eclipse Public License 2.0 6 votes vote down vote up 
@Test public void testLocalAndExternalRefs() throws Exception {
	Resource refResource = loadResource("ref.refactoringtestlanguage", "D { ref A }");
	EObject elementD = refResource.getContents().get(0).eContents().get(0);

	acceptor.expect(new DefaultReferenceDescription(elementB, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementB)));
	findRefs(elementA, resource, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementB, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementB)));
	acceptor.expect(new DefaultReferenceDescription(elementD, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findAllRefs(elementA, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findRefs(elementA, refResource, localResourceAccess);
	acceptor.assertFinished();
}
Example #7
Source File: DelegatingReferenceFinderTest.java    From xtext-eclipse with Eclipse Public License 2.0 6 votes vote down vote up 
@Test public void testExcludeLocalRefs() throws Exception {
	Resource refResource = loadResource("ref.refactoringtestlanguage", "D { ref A }");
	EObject elementD = refResource.getContents().get(0).eContents().get(0);

	findRefs(elementA, resource, null);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findAllRefs(elementA, null);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementD, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementD)));
	findRefs(elementA, refResource, null);
	acceptor.assertFinished();
}
Example #8
Source File: DefaultReferenceFinderTest.java    From xtext-eclipse with Eclipse Public License 2.0 5 votes vote down vote up 
@Test public void testLocalRefs() throws Exception {
	acceptor.expect(new DefaultReferenceDescription(elementB, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0,
			EcoreUtil2.getPlatformResourceOrNormalizedURI(elementB)));
	findAllRefs(elementA, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementB, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementB)));
	findRefs(elementA, resource, localResourceAccess);
	acceptor.assertFinished();
}
Example #9
Source File: DelegatingReferenceFinderTest.java    From xtext-eclipse with Eclipse Public License 2.0 5 votes vote down vote up 
@Test public void testLocalRefs() throws Exception {
	acceptor.expect(new DefaultReferenceDescription(elementB, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0,
			EcoreUtil2.getPlatformResourceOrNormalizedURI(elementB)));
	findAllRefs(elementA, localResourceAccess);
	acceptor.assertFinished();

	acceptor.expect(new DefaultReferenceDescription(elementB, elementA,
			RefactoringPackage.Literals.ELEMENT__REFERENCED, 0, EcoreUtil2.getPlatformResourceOrNormalizedURI(elementB)));
	findRefs(elementA, resource, localResourceAccess);
	acceptor.assertFinished();
}
Example #10
Source File: DefaultLinkedPositionGroupCalculator.java    From xtext-eclipse with Eclipse Public License 2.0 4 votes vote down vote up 
@Override
public Provider<LinkedPositionGroup> getLinkedPositionGroup(
		IRenameElementContext renameElementContext,
		IProgressMonitor monitor) {
	final SubMonitor progress = SubMonitor.convert(monitor, 100);
	final XtextEditor editor = (XtextEditor) renameElementContext.getTriggeringEditor();
	IProject project = projectUtil.getProject(renameElementContext.getContextResourceURI());
	if (project == null)
		throw new IllegalStateException("Could not determine project for context resource "
				+ renameElementContext.getContextResourceURI());
	
	RefactoringResourceSetProvider resourceSetProvider = new CachingResourceSetProvider(DefaultLinkedPositionGroupCalculator.this.resourceSetProvider);
	
	ResourceSet resourceSet = resourceSetProvider.get(project);
	EObject targetElement = resourceSet.getEObject(renameElementContext.getTargetElementURI(), true);
	if (targetElement == null)
		throw new IllegalStateException("Target element could not be loaded");
	if (monitor.isCanceled()) {
		throw new OperationCanceledException();
	}
	IRenameStrategy.Provider strategyProvider = globalServiceProvider.findService(targetElement,
			IRenameStrategy.Provider.class);
	IRenameStrategy renameStrategy = null;
	try {
		renameStrategy = strategyProvider.get(targetElement, renameElementContext);
	} catch(NoSuchStrategyException exc) {
		// handle in next line
	}
	if(renameStrategy == null) 
		throw new IllegalArgumentException("Cannot find a rename strategy for "
				+ notNull(renameElementContext.getTargetElementURI()));
	String newName = renameStrategy.getOriginalName();
	IResourceServiceProvider resourceServiceProvider = resourceServiceProviderRegistry.getResourceServiceProvider(renameElementContext.getTargetElementURI());
	IDependentElementsCalculator dependentElementsCalculator =  resourceServiceProvider.get(IDependentElementsCalculator.class);
	Iterable<URI> dependentElementURIs = dependentElementsCalculator.getDependentElementURIs(targetElement,
			progress.newChild(10));
	if (monitor.isCanceled()) {
		throw new OperationCanceledException();
	}
	LocalResourceRefactoringUpdateAcceptor updateAcceptor = updateAcceptorProvider.get();
	updateAcceptor.setLocalResourceURI(renameElementContext.getContextResourceURI());
	renameStrategy.createDeclarationUpdates(newName, resourceSet, updateAcceptor);
	if (monitor.isCanceled()) {
		throw new OperationCanceledException();
	}
	Map<URI, URI> original2newEObjectURI = renamedElementTracker.renameAndTrack(
			concat(Collections.singleton(renameElementContext.getTargetElementURI()), dependentElementURIs),
			newName, resourceSet, renameStrategy, progress.newChild(10));
	if (monitor.isCanceled()) {
		throw new OperationCanceledException();
	}
	ElementRenameArguments elementRenameArguments = new ElementRenameArguments(
			renameElementContext.getTargetElementURI(), newName, renameStrategy, original2newEObjectURI, resourceSetProvider);
	final List<IReferenceDescription> referenceDescriptions = newArrayList();
	IReferenceFinder.Acceptor referenceAcceptor = new IReferenceFinder.Acceptor() {
		@Override
		public void accept(IReferenceDescription referenceDescription) {
			referenceDescriptions.add(referenceDescription);
		}
		@Override
		public void accept(EObject source, URI sourceURI, EReference eReference, int index, EObject targetOrProxy,
				URI targetURI) {
			referenceDescriptions.add(new DefaultReferenceDescription(EcoreUtil2.getFragmentPathURI(source), targetURI, eReference, index, null));
		}
	};
	if (monitor.isCanceled()) {
		throw new OperationCanceledException();
	}
	referenceFinder.findReferences(
			targetURIConverter.fromIterable(elementRenameArguments.getRenamedElementURIs()),
			resourceSet.getResource(renameElementContext.getContextResourceURI(), true),
			referenceAcceptor, progress.newChild(10));
	if (monitor.isCanceled()) {
		throw new OperationCanceledException();
	}
	referenceUpdater.createReferenceUpdates(elementRenameArguments, referenceDescriptions, updateAcceptor,
			progress.newChild(60));
	final List<ReplaceEdit> textEdits = updateAcceptor.getTextEdits();
	if (monitor.isCanceled()) {
		throw new OperationCanceledException();
	}
	final IRenameStrategy renameStrategy2 = renameStrategy;
	return new Provider<LinkedPositionGroup>() {

		@Override
		public LinkedPositionGroup get() {
			LinkedPositionGroup linkedGroup = createLinkedGroupFromReplaceEdits(textEdits, editor,
					renameStrategy2.getOriginalName(), progress.newChild(10));
			return linkedGroup;
		}
	};
}
Example #11
Source File: ReferenceUpdaterDispatcher.java    From xtext-eclipse with Eclipse Public License 2.0 4 votes vote down vote up 
@Override
public void accept(EObject source, URI sourceURI, EReference eReference, int index, EObject targetOrProxy,
		URI targetURI) {
	accept(new DefaultReferenceDescription(EcoreUtil2.getFragmentPathURI(source), targetURI, eReference, index, null));
}
Example #12
Source File: FindReferencesTestUtil.java    From xtext-eclipse with Eclipse Public License 2.0 4 votes vote down vote up 
public void expect(EObject from, EObject to, EReference eReference) {
	expectationQueue.add(new DefaultReferenceDescription(from, to, eReference, 0, null));
}
Example #13
Source File: FindReferencesTestUtil.java    From xtext-eclipse with Eclipse Public License 2.0 4 votes vote down vote up 
public void expect(EObject from, EObject to, EReference eReference) {
	expectationQueue.add(new DefaultReferenceDescription(from, to, eReference, 0, null));
}
Example #14
Source File: FindReferencesTestUtil.java    From xtext-xtend with Eclipse Public License 2.0 4 votes vote down vote up 
public void expect(EObject from, EObject to, EReference eReference) {
	expectationQueue.add(new DefaultReferenceDescription(from, to, eReference, 0, null));
}
Example #15
Source File: ReferenceAcceptor.java    From xtext-core with Eclipse Public License 2.0 4 votes vote down vote up 
protected IReferenceDescription createReferenceDescription(URI sourceURI, URI targetURI, EReference eReference,
		int index, URI containerURI) {
	return new DefaultReferenceDescription(sourceURI, targetURI, eReference, index, containerURI);
}