Merge branch 'master' into bugs/397508
diff --git a/plugins/org.eclipse.uml2.uml/src/org/eclipse/uml2/uml/validation/UMLTraversalStrategy.java b/plugins/org.eclipse.uml2.uml/src/org/eclipse/uml2/uml/validation/UMLTraversalStrategy.java
new file mode 100644
index 0000000..8d278e7
--- /dev/null
+++ b/plugins/org.eclipse.uml2.uml/src/org/eclipse/uml2/uml/validation/UMLTraversalStrategy.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2013 CEA LIST 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:
+ * E.D.Willink (CEA LIST) - initial API and implementation
+ * Christian W. Damus (CEA) - 397508
+ */
+package org.eclipse.uml2.uml.validation;
+
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.validation.service.ITraversalStrategy;
+import org.eclipse.uml2.uml.Element;
+
+/**
+ * A UMLTraversalStrategy extends a standard recursive traversal to insert
+ * stereotype applications following each each stereotyped element.
+ *
+ * @since 4.2
+ */
+public class UMLTraversalStrategy
+ implements ITraversalStrategy {
+
+ private final ITraversalStrategy delegate;
+
+ // non-null if stereotypeApplications may be pending
+ private Iterator<EObject> stereotypeApplications = null;
+
+ /**
+ * Initializes me with the default recursive strategy as delegate.
+ */
+ public UMLTraversalStrategy() {
+ this(new ITraversalStrategy.Recursive());
+ }
+
+ /**
+ * Initializes me with the specified traversal {@code delegate}. I insert
+ * stereotype applications following each element that it produces.
+ *
+ * @param delegate
+ * the traversal strategy to decorate
+ */
+ public UMLTraversalStrategy(ITraversalStrategy delegate) {
+ this.delegate = delegate;
+ }
+
+ public void elementValidated(EObject element, IStatus status) {
+ delegate.elementValidated(element, status);
+ }
+
+ public boolean hasNext() {
+ if (stereotypeApplications != null) {
+ if (stereotypeApplications.hasNext()) {
+ return true;
+ }
+ stereotypeApplications = null;
+ }
+ return delegate.hasNext();
+ }
+
+ public boolean isClientContextChanged() {
+ return delegate.isClientContextChanged();
+ }
+
+ public EObject next() {
+ if (stereotypeApplications != null) {
+ return stereotypeApplications.next();
+ }
+ EObject next = delegate.next();
+ if (next instanceof Element) {
+ List<EObject> stereotypeApplicationsList = ((Element) next)
+ .getStereotypeApplications();
+ if (stereotypeApplicationsList.size() > 0) {
+ stereotypeApplications = stereotypeApplicationsList.iterator();
+ }
+ }
+ return next;
+ }
+
+ public void startTraversal(Collection<? extends EObject> traversalRoots,
+ IProgressMonitor monitor) {
+ delegate.startTraversal(traversalRoots, monitor);
+ }
+}
\ No newline at end of file
diff --git a/tests/org.eclipse.uml2.uml.tests/src/org/eclipse/uml2/uml/validation/tests/UMLTraversalStrategyTest.java b/tests/org.eclipse.uml2.uml.tests/src/org/eclipse/uml2/uml/validation/tests/UMLTraversalStrategyTest.java
new file mode 100644
index 0000000..72ac371
--- /dev/null
+++ b/tests/org.eclipse.uml2.uml.tests/src/org/eclipse/uml2/uml/validation/tests/UMLTraversalStrategyTest.java
@@ -0,0 +1,228 @@
+/*
+ * Copyright (c) 2013 CEA 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:
+ * Christian W. Damus (CEA) - initial API and implementation
+ */
+package org.eclipse.uml2.uml.validation.tests;
+
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Set;
+
+import junit.framework.Test;
+import junit.framework.TestCase;
+import junit.framework.TestSuite;
+
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.emf.common.util.URI;
+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.resource.impl.ResourceSetImpl;
+import org.eclipse.emf.ecore.util.EcoreUtil;
+import org.eclipse.emf.validation.service.ITraversalStrategy;
+import org.eclipse.uml2.uml.Class;
+import org.eclipse.uml2.uml.Element;
+import org.eclipse.uml2.uml.Package;
+import org.eclipse.uml2.uml.Profile;
+import org.eclipse.uml2.uml.Stereotype;
+import org.eclipse.uml2.uml.UMLFactory;
+import org.eclipse.uml2.uml.UMLPackage;
+import org.eclipse.uml2.uml.resource.UMLResource;
+import org.eclipse.uml2.uml.tests.util.StandaloneSupport;
+import org.eclipse.uml2.uml.util.UMLUtil;
+import org.eclipse.uml2.uml.validation.UMLTraversalStrategy;
+
+/**
+ * Test suite for the {@link UMLTraversalStrategy} class and attendant classes.
+ */
+public class UMLTraversalStrategyTest
+ extends TestCase {
+
+ private ITraversalStrategy fixture;
+
+ private Package model;
+
+ private Class utils;
+
+ /**
+ * Initializes me with my name.
+ *
+ * @param name
+ * my name
+ */
+ public UMLTraversalStrategyTest(String name) {
+ super(name);
+ }
+
+ public static Test suite() {
+ return new TestSuite(UMLTraversalStrategyTest.class,
+ "UML traversal strategy tests"); //$NON-NLS-1$
+ }
+
+ public void testTraversalCoversStereotypesFromRootPackage() {
+ assertTraversal(model, new Element[]{model, utils});
+ }
+
+ public void testTraversalCoversStereotypesFromNestedElement() {
+ assertTraversal(utils, new Element[]{utils}, new Element[]{model});
+ }
+
+ public void testTraversalCoversStereotypesFromRootNonPackage() {
+ // make the Utils class a root
+ EcoreUtil.remove(utils);
+ model.eResource().getContents().add(utils);
+
+ assertTraversal(utils, new Element[]{utils}, new Element[]{model});
+ }
+
+ //
+ // Test framework
+ //
+
+ @Override
+ protected void setUp()
+ throws Exception {
+ super.setUp();
+
+ fixture = new UMLTraversalStrategy();
+
+ ResourceSet rset = new ResourceSetImpl();
+ if (StandaloneSupport.isStandalone()) {
+ StandaloneSupport.init(rset);
+ }
+
+ Resource res = rset.createResource(URI.createURI("bogus:///model.uml"));
+ model = UMLFactory.eINSTANCE.createPackage();
+ model.setName("model");
+ res.getContents().add(model);
+
+ Profile profile = (Profile) UMLUtil.load(rset,
+ URI.createURI(UMLResource.STANDARD_L2_PROFILE_URI),
+ UMLPackage.Literals.PROFILE);
+
+ model.applyProfile(profile);
+ model.applyStereotype(profile.getOwnedStereotype("ModelLibrary"));
+
+ utils = model.createOwnedClass("Utils", false);
+ utils.applyStereotype(profile.getOwnedStereotype("Utility"));
+ utils
+ .applyStereotype(profile.getOwnedStereotype("ImplementationClass"));
+ }
+
+ @Override
+ protected void tearDown()
+ throws Exception {
+
+ ResourceSet rset = model.eResource().getResourceSet();
+ for (Resource next : rset.getResources()) {
+ next.unload();
+ }
+ rset.getResources().clear();
+ rset.eAdapters().clear();
+
+ model = null;
+ fixture = null;
+
+ super.tearDown();
+ }
+
+ EObject requireApplication(Element element, Stereotype stereotype) {
+ EObject result = element.getStereotypeApplication(stereotype);
+ assertNotNull("Stereotype not applied", result);
+ return result;
+ }
+
+ void assertTraversal(Element root, Element[] required) {
+ assertTraversal(root, required, new Element[0]);
+ }
+
+ void assertTraversal(Element root, Element[] required, Element[] forbidden) {
+ List<Element> expectedTraversal = Arrays.asList(required);
+ Set<EObject> unexpected = new java.util.HashSet<EObject>(
+ Arrays.asList(forbidden));
+ for (Element next : forbidden) {
+ unexpected.addAll(next.getStereotypeApplications());
+ }
+
+ PushBackIterator<Element> expected = new PushBackIterator<Element>(
+ expectedTraversal.iterator());
+
+ fixture.startTraversal(Collections.singleton(root),
+ new NullProgressMonitor());
+ while (expected.hasNext()) {
+ assertTrue("Traversal has too few elements", fixture.hasNext());
+
+ Element next = expected.next();
+ EObject actual = fixture.next();
+
+ assertFalse("Traversal includes a forbidden element",
+ unexpected.contains(actual));
+
+ if (next != actual) {
+ // compare it with the next one, then
+ expected.pushBack(next);
+ } else {
+ // now grab its stereotype applications, which are in
+ // non-deterministic order
+ Set<EObject> stereotypeApplications = new java.util.HashSet<EObject>(
+ next.getStereotypeApplications());
+ while (!stereotypeApplications.isEmpty()) {
+ assertTrue("Traversal has too few elements",
+ fixture.hasNext());
+ assertTrue(
+ "Traversal did not provide a stereotype application",
+ stereotypeApplications.remove(fixture.next()));
+ }
+ }
+ }
+ }
+
+ static final class PushBackIterator<E>
+ implements Iterator<E> {
+
+ private final Iterator<E> delegate;
+
+ private E pushedBack;
+
+ PushBackIterator(Iterator<E> delegate) {
+ this.delegate = delegate;
+ }
+
+ public boolean hasNext() {
+ return (pushedBack != null) || delegate.hasNext();
+ }
+
+ public E next() {
+ E result = pushedBack;
+
+ if (result == null) {
+ result = delegate.next();
+ } else {
+ pushedBack = null;
+ }
+
+ return result;
+ }
+
+ public void pushBack(E element) {
+ if (pushedBack != null) {
+ throw new IllegalStateException(
+ "already pushed an element back");
+ } else if (element == null) {
+ throw new IllegalArgumentException("cannot push null back");
+ }
+ }
+
+ public void remove() {
+ throw new UnsupportedOperationException("remove");
+ }
+ }
+}
diff --git a/tests/org.eclipse.uml2.uml.tests/src/org/eclipse/uml2/uml/validation/tests/UMLValidationTests.java b/tests/org.eclipse.uml2.uml.tests/src/org/eclipse/uml2/uml/validation/tests/UMLValidationTests.java
index c9c967b..aec81b8 100644
--- a/tests/org.eclipse.uml2.uml.tests/src/org/eclipse/uml2/uml/validation/tests/UMLValidationTests.java
+++ b/tests/org.eclipse.uml2.uml.tests/src/org/eclipse/uml2/uml/validation/tests/UMLValidationTests.java
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2012 CEA and others.
+ * Copyright (c) 2012, 2013 CEA 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
@@ -7,10 +7,12 @@
*
* Contributors:
* Christian W. Damus (CEA) - initial API and implementation
+ * Christian W. Damus (CEA) - 397508
*/
package org.eclipse.uml2.uml.validation.tests;
import org.eclipse.core.runtime.Platform;
+import org.eclipse.uml2.uml.tests.util.StandaloneSupport;
import junit.framework.Test;
import junit.framework.TestSuite;
@@ -36,10 +38,10 @@
// these tests require an Eclipse instance
try {
- if (new EclipseHelper().isEclipseRunning()) {
- result = new UMLValidationTests(
- "UML Validation Constraint Provider Tests"); //$NON-NLS-1$
+ if (!StandaloneSupport.isStandalone()) {
+ result = new UMLValidationTests("UML Validation Tests"); //$NON-NLS-1$
result.addTest(DelegatingConstraintProviderTest.suite());
+ result.addTest(UMLTraversalStrategyTest.suite());
} else {
result = new TestSuite(
"<UML validation tests require Eclipse to be running>"); //$NON-NLS-1$