diff options
Diffstat (limited to 'extraplugins/alf/core/org.eclipse.papyrus.uml.alf.text/src/org/eclipse/papyrus/uml/alf/text/generation/DefaultEditStringRetrievalStrategy.java')
| -rw-r--r-- | extraplugins/alf/core/org.eclipse.papyrus.uml.alf.text/src/org/eclipse/papyrus/uml/alf/text/generation/DefaultEditStringRetrievalStrategy.java | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/extraplugins/alf/core/org.eclipse.papyrus.uml.alf.text/src/org/eclipse/papyrus/uml/alf/text/generation/DefaultEditStringRetrievalStrategy.java b/extraplugins/alf/core/org.eclipse.papyrus.uml.alf.text/src/org/eclipse/papyrus/uml/alf/text/generation/DefaultEditStringRetrievalStrategy.java new file mode 100644 index 00000000000..85ad34e43bb --- /dev/null +++ b/extraplugins/alf/core/org.eclipse.papyrus.uml.alf.text/src/org/eclipse/papyrus/uml/alf/text/generation/DefaultEditStringRetrievalStrategy.java @@ -0,0 +1,121 @@ +package org.eclipse.papyrus.uml.alf.text.generation;
+
+/*****************************************************************************
+ * Copyright (c) 2014 CEA LIST.
+ *
+ *
+ * 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:
+ * Jeremie Tatibouet (CEA LIST);
+ *****************************************************************************/
+import java.util.Iterator;
+
+import org.eclipse.emf.ecore.EObject;
+import org.eclipse.emf.ecore.resource.Resource;
+import org.eclipse.papyrus.uml.alf.Member;
+import org.eclipse.papyrus.uml.alf.PropertyDefinition;
+import org.eclipse.papyrus.uml.alf.text.ActivatorText;
+import org.eclipse.papyrus.uml.alf.text.representation.AlfTextualRepresentation;
+import org.eclipse.papyrus.uml.alf.text.representation.util.RepresentationParser;
+import org.eclipse.papyrus.uml.alf.text.representation.util.RepresentationParsingError;
+import org.eclipse.uml2.uml.Element;
+import org.eclipse.uml2.uml.NamedElement;
+import org.eclipse.uml2.uml.Property;
+import org.eclipse.xtext.resource.SaveOptions;
+import org.eclipse.xtext.serializer.ISerializer;
+
+public class DefaultEditStringRetrievalStrategy extends EditStringRetrievalStrategy {
+
+ /**
+ * The serializer associated to the ALF grammar
+ */
+ private ISerializer serializer;
+
+ public DefaultEditStringRetrievalStrategy() {
+ this.serializer = ActivatorText.getDefault().getInjector().getInstance(ISerializer.class);
+ }
+
+ /**
+ * Return the textual representation associated to a given model element
+ *
+ * @param element
+ * - the element for which the textual representation is computed
+ * @return generated - the textual representation computed for this element
+ */
+ public String getGeneratedEditString(Element element) {
+ String generated = "";
+ Resource alfModel = this.getAlfModel((NamedElement) element);
+ if (this.serializer != null) {
+ EObject serializationTarget = null;
+ if (element instanceof Property) {
+ serializationTarget = this.getPropertyDefinition((Property) element, alfModel);
+ } else {
+ serializationTarget = alfModel.getContents().get(0);
+ }
+ generated = this.serializer.serialize(serializationTarget, SaveOptions.newBuilder().noValidation().getOptions());
+ }
+ return generated;
+ }
+
+ /**
+ * When opened the editor retrieve the based string on which the user is going to work.
+ * There are two possibilities:
+ * 1 - The element already has a textual representation associated. Then the return string is the registered representation
+ * 2 - The element does not have an associated textual representation. Then the return string is the one dynamically calculated
+ *
+ * @param element
+ * - the element for which the textual representation is computed
+ * @return registered - the textual representation computed for this element
+ */
+ public String getEditString(Element element) {
+ AlfTextualRepresentation registeredRep = null;
+ /* 1. Parse the representation associated to model element */
+ try {
+ registeredRep = RepresentationParser.getInstance().
+ parse((NamedElement) element);
+ } catch (RepresentationParsingError e) {
+ e.printStackTrace();
+ }
+ /* 2. If the representation is in detached state (i.e. there is no model element owning it) then rely on the issued from a snapshot */
+ if (registeredRep != null && registeredRep.isDetached()) {
+ AlfTextualRepresentation generatedRep = null;
+ try {
+ generatedRep = RepresentationParser.getInstance().
+ getSnapshot((NamedElement) element);
+ } catch (RepresentationParsingError e) {
+ e.printStackTrace();
+ }
+ if (generatedRep != null) {
+ registeredRep.setText(generatedRep.getContent());
+ }
+ }
+ return registeredRep.getContent();
+ }
+
+
+ private EObject getPropertyDefinition(Property property, Resource alfModelResource) {
+ EObject memberDefinition = null;
+ Iterator<EObject> contentIterator = alfModelResource.getAllContents();
+ boolean found = false;
+ while (contentIterator.hasNext() && !found) {
+ EObject currentObject = contentIterator.next();
+ if (currentObject instanceof Member) {
+ Member member = (Member) currentObject;
+ if (member.getVisibility().equals(property.getVisibility().toString())
+ && member.getDefinition() instanceof PropertyDefinition) {
+ PropertyDefinition definition = (PropertyDefinition) member.getDefinition();
+ if (definition.getName().equals(property.getName())) {
+ found = (definition.getTypePart().isIsAny() && property.getType() == null)
+ || definition.getTypePart().getTypeName().toString().equals(property.getType().toString());
+ memberDefinition = member;
+ }
+ }
+ }
+ }
+ return memberDefinition;
+ }
+}
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