| /** |
| * Copyright (c) 2014 Obeo and others. |
| * 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 org.eclipse.ocl.examples.xtext.completeocl.internal.registry; |
| |
| import java.util.Collections; |
| import java.util.LinkedHashSet; |
| import java.util.Set; |
| |
| import org.eclipse.emf.common.util.TreeIterator; |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.EPackage; |
| import org.eclipse.emf.ecore.resource.Resource; |
| import org.eclipse.emf.ecore.resource.ResourceSet; |
| import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl; |
| import org.eclipse.ocl.examples.pivot.utilities.BaseResource; |
| import org.eclipse.ocl.examples.xtext.base.basecs.impl.ImportCSImpl; |
| |
| /** |
| * This registry will be used to hold all complete ocl resources that have been |
| * made available through the extension point. |
| * |
| * @author <a href="mailto:marwa.rostren@obeo.fr">Marwa Rostren</a> |
| */ |
| public class CompleteOCLRegistry { |
| private static final Set<URI> REGISTERED_URIS = new LinkedHashSet<URI>(); |
| |
| private CompleteOCLRegistry() { |
| // prevents instantiation |
| } |
| |
| public static void addURI(URI resourceURI) { |
| REGISTERED_URIS.add(resourceURI); |
| } |
| |
| public static void removeURI(URI resourceURI) { |
| REGISTERED_URIS.remove(resourceURI); |
| } |
| |
| public static void clear() { |
| REGISTERED_URIS.clear(); |
| } |
| |
| /** |
| * Returns all registered URIs for a specific resources in resourceSet |
| * |
| * @param resourceSet |
| * the resourceSet |
| * @return all registered URIs for all resources in resourceSet |
| */ |
| public static Set<URI> getRegisteredResourceURIs(ResourceSet resourceSet) { |
| Set<URI> concernedRegisteredURIs = new LinkedHashSet<URI>(); |
| |
| for (Resource resource : resourceSet.getResources()) { |
| EPackage epack = resource.getContents().get(0).eClass().getEPackage(); |
| concernedRegisteredURIs.addAll(CompleteOCLRegistry |
| .getRegisteredResourceURIs(epack.getNsURI())); |
| } |
| return Collections.unmodifiableSet(concernedRegisteredURIs); |
| } |
| |
| /** |
| * Returns a set of registered URIs for a specific model nsURI |
| * |
| * @param modelNsURI |
| * a specific model nsURI |
| * @return A set of registered URIs for a specific model nsURI |
| */ |
| private static Set<URI> getRegisteredResourceURIs(String modelNsURI) { |
| Set<URI> modelRegisteredURIs = new LinkedHashSet<URI>(); |
| ResourceSet resourceSet = new ResourceSetImpl(); |
| |
| for (URI uri: REGISTERED_URIS){ |
| final BaseResource xtextResource; |
| if (uri.isPlatformResource()) { |
| xtextResource = (BaseResource) resourceSet.getResource(URI.createPlatformPluginURI(uri.toPlatformString(false), false), true); |
| } else { |
| xtextResource = (BaseResource) resourceSet.getResource(uri, true); |
| } |
| for (TreeIterator<EObject> iterator = xtextResource.getAllContents(); iterator.hasNext(); ) { |
| EObject eObject = iterator.next(); |
| if (eObject instanceof ImportCSImpl) { |
| ImportCSImpl importObject = (ImportCSImpl) eObject; |
| if (("'" + modelNsURI + "'").equals(importObject.getPathName().toString())){ |
| modelRegisteredURIs.add(uri); |
| } |
| } |
| } |
| } |
| return Collections.unmodifiableSet(modelRegisteredURIs); |
| } |
| } |