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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:
* Ansgar Radermacher ansgar.radermacher@cea.fr
*
*****************************************************************************/
package org.eclipse.papyrus.qompass.designer.core;
import org.eclipse.emf.common.util.BasicEList;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.papyrus.qompass.designer.core.transformations.LazyCopier;
import org.eclipse.papyrus.uml.tools.utils.StereotypeUtil;
import org.eclipse.uml2.uml.Connector;
import org.eclipse.uml2.uml.Element;
import org.eclipse.uml2.uml.Extension;
import org.eclipse.uml2.uml.Property;
import org.eclipse.uml2.uml.Stereotype;
import org.eclipse.uml2.uml.util.UMLUtil;
/**
* Some functions around stereotype usage.
*
* @author ansgar
*
*/
public class StUtils {
/**
* Copy the stereotype application from a source to a destination element. The
* function will also copy the stereotype attributes.
*
* @param source
* @param destination
* @return
*/
public static void copyStereotypes(LazyCopier copy, Element source, Element destination) {
for(Stereotype stereotype : source.getAppliedStereotypes()) {
copyAttributes(copy, stereotype.getQualifiedName(), source, destination);
}
}
public static void copyStereotypes(Element source, Element destination) {
copyStereotypes(null, source, destination);
}
/**
* copy stereotype attributes.
*
* TODO: verify if it is necessary to distinguish between stereoSource and stereoDest
* (they should be identical, if the resource sets are).
* => simplify code
*
* @param stereotypeName
* @param source
* @param destination
* @return
*/
@SuppressWarnings({ "unchecked" })
public static boolean copyAttributes(LazyCopier copy, String stereotypeName, Element source, Element destination) {
Stereotype stereoSource = source.getAppliedStereotype(stereotypeName);
Stereotype stereoDest = destination.getApplicableStereotype(stereotypeName);
if((stereoSource == null) || (stereoDest == null)) {
return false;
}
Stereotype alreadyApplied = destination.getAppliedStereotype(stereotypeName);
if(alreadyApplied == null) {
// only apply stereotype, if not already applied
destination.applyStereotype(stereoDest);
}
// getAllAttributes? (but have to avoid attribute base_Class which resets stereotype application)
for(Property attribute : stereoSource.getAllAttributes()) {
String attrName = attribute.getName();
if(attrName.length() >= 5) {
// do not copy base_ stereotypes (base_class, base_package and base_PackageImport)
if(attrName.startsWith(Extension.METACLASS_ROLE_PREFIX)) {
continue;
}
}
// do not copy derived attributes
if(attribute.isDerived()) {
continue;
}
Object value = source.getValue(stereoSource, attrName);
// handle specific case: need to copy referenced containerExt, since it points to element
// in the original model.
/*
* if ((value instanceof EObject) && (attrName.equals ("containerExt"))) {
* continue;
* }
*/
if(value instanceof EList) {
// copy list
EList<Object> newList = new BasicEList<Object>();
for(Object valueEl : (EList<Object>)value) {
if((copy != null) && (valueEl instanceof Element)) {
newList.add(copy.getCopy((Element)valueEl));
} else {
newList.add(valueEl);
}
}
if(newList.size() > 0) {
destination.setValue(stereoDest, attrName, newList);
}
} else if((copy != null) && (value instanceof EObject)) {
if (value instanceof Element) {
destination.setValue(stereoDest, attrName, copy.getCopy((Element)value));
}
// TODO: remove hack: the template port references directly an element of a package template
// the package template should not be copied, but instantiated as done in class TemplatePort
else if (!stereotypeName.endsWith("TemplatePort")) { //$NON-NLS-1$
// value is likely a stereotype application. If copy does a package-template instantiation, it would
// check whether the passed element is within the package template. This would fail if we pass
// a stereotype application. (could also do check within copy??)
EObject eValue = (EObject) value;
Element base = UMLUtil.getBaseElement(eValue);
EClass eClass = eValue.eClass();
Element newBase = copy.getCopy(base);
for (EObject stereoApp : newBase.getStereotypeApplications()) {
if (stereoApp.eClass() == eClass) {
destination.setValue(stereoDest, attrName, stereoApp);
break;
}
}
}
else {
destination.setValue(stereoDest, attrName, value);
}
}
else {
destination.setValue(stereoDest, attrName, value);
}
}
return true;
}
public static boolean copyAttribute(String stereotypeName, String attribute, Element source, Element destination) {
Stereotype stereotype = source.getAppliedStereotype(stereotypeName);
if(stereotype == null) {
return false;
}
Object value = source.getValue(stereotype, attribute);
destination.applyStereotype(stereotype);
destination.setValue(stereotype, attribute, value);
return true;
}
public static org.eclipse.papyrus.FCM.Connector getConnector(Connector connector) {
return UMLUtil.getStereotypeApplication(connector, org.eclipse.papyrus.FCM.Connector.class);
}
public static boolean isConnector(Connector candidate) {
return StereotypeUtil.isApplied(candidate, org.eclipse.papyrus.FCM.Connector.class);
}
}
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