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/*****************************************************************************
* Copyright (c) 2013 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:
* Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.css.dom;
import java.util.LinkedList;
import java.util.List;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.gmf.runtime.notation.View;
import org.eclipse.papyrus.infra.emf.utils.EMFHelper;
import org.eclipse.papyrus.infra.gmfdiag.css.dom.GMFElementAdapter;
import org.eclipse.papyrus.infra.gmfdiag.css.engine.ExtendedCSSEngine;
import org.eclipse.papyrus.infra.tools.util.ListHelper;
import org.eclipse.uml2.common.util.UML2Util;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.NamedElement;
import org.eclipse.uml2.uml.Stereotype;
import org.eclipse.uml2.uml.UMLPackage;
import org.eclipse.uml2.uml.util.UMLUtil;
/**
* DOM Element Adapter for UML Elements
*
* Supports applied stereotypes and stereotype properties
*
* @author Camille Letavernier
*
*/
public class GMFUMLElementAdapter extends GMFElementAdapter {
public static final String APPLIED_STEREOTYPES_PROPERTY = "appliedStereotypes"; //$NON-NLS-1$
/**
* The CSS Separator for qualifiers, when we must use CSS ID
* When we can use CSS String, we use the standard UML "::" qualifier separator
*
* NOTE: Separator "__" does not work
*/
public static final String QUALIFIER_SEPARATOR = "--"; //$NON-NLS-1$
static {
//SysML
diagramNameMappings.put("BlockDefinition", "BlockDiagram");
diagramNameMappings.put("InternalBlock", "InternalBlockDiagram");
diagramNameMappings.put("PapyrusSysMLRequirement", "RequirementDiagram");
diagramNameMappings.put("Parametric", "ParametricDiagram");
}
public GMFUMLElementAdapter(View view, ExtendedCSSEngine engine) {
super(view, engine);
}
/**
* {@inheritDoc}
*
* Applied Stereotypes are manipulated as DOM Attributes
*/
@Override
protected String doGetAttribute(String attr) {
//Semantic properties
String parentValue = super.doGetAttribute(attr);
if(parentValue != null) {
return parentValue;
}
if(semanticElement instanceof Element) {
//Applied stereotypes
Element currentElement = (Element)semanticElement;
if(APPLIED_STEREOTYPES_PROPERTY.equals(attr)) {
List<String> appliedStereotypes = new LinkedList<String>();
for(Stereotype stereotype : currentElement.getAppliedStereotypes()) {
appliedStereotypes.add(stereotype.getName());
appliedStereotypes.add(stereotype.getQualifiedName());
}
if(!appliedStereotypes.isEmpty()) {
return ListHelper.deepToString(appliedStereotypes, CSS_VALUES_SEPARATOR);
}
}
for(EObject stereotypeApplication : currentElement.getStereotypeApplications()) {
EStructuralFeature feature = stereotypeApplication.eClass().getEStructuralFeature(attr);
if(feature != null) {
if(feature.isMany()) {
List<?> values = (List<?>)stereotypeApplication.eGet(feature);
List<String> cssValues = new LinkedList<String>();
for(Object value : values) {
cssValues.add(getCSSValue(feature, value));
}
return ListHelper.deepToString(cssValues, CSS_VALUES_SEPARATOR);
} else {
Object value = stereotypeApplication.eGet(feature);
String cssValue = getCSSValue(feature, value);
return cssValue;
}
}
}
if(attr.contains(QUALIFIER_SEPARATOR)) {
List<String> qualifiers = ListHelper.asList(attr.split(QUALIFIER_SEPARATOR)); //Writable list
String propertyName = qualifiers.remove(qualifiers.size() - 1); //Last element is the property name
//Remaining strings can be used to build the Stereotype's qualified name
String stereotypeName = ListHelper.deepToString(qualifiers, "::"); //$NON-NLS-1$
Stereotype appliedStereotype = currentElement.getAppliedStereotype(stereotypeName);
if(appliedStereotype != null) {
EObject stereotypeApplication = currentElement.getStereotypeApplication(appliedStereotype);
EStructuralFeature feature = stereotypeApplication.eClass().getEStructuralFeature(propertyName);
if(feature != null) {
Object value = stereotypeApplication.eGet(feature);
return getCSSValue(feature, value);
}
}
}
}
return null;
}
@Override
protected String getCSSValue(EStructuralFeature feature, Object value) {
if(feature instanceof EReference && value instanceof NamedElement) {
return ((NamedElement)value).getName();
}
return super.getCSSValue(feature, value);
}
}
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