/*****************************************************************************
* Copyright (c) 2010 Atos Origin.
*
*
* 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:
* Mathieu Velten (Atos Origin) mathieu.velten@atosorigin.com - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.uml.diagram.navigation;
import java.util.LinkedList;
import java.util.List;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.papyrus.infra.gmfdiag.navigation.CreatedNavigableElement;
import org.eclipse.papyrus.infra.gmfdiag.navigation.ExistingNavigableElement;
import org.eclipse.papyrus.infra.gmfdiag.navigation.IModelLinker;
import org.eclipse.papyrus.infra.gmfdiag.navigation.INavigationRule;
import org.eclipse.papyrus.infra.gmfdiag.navigation.NavigableElement;
import org.eclipse.uml2.uml.Behavior;
import org.eclipse.uml2.uml.Collaboration;
import org.eclipse.uml2.uml.Package;
import org.eclipse.uml2.uml.PackageableElement;
import org.eclipse.uml2.uml.UMLFactory;
import org.eclipse.uml2.uml.UMLPackage;
public class PackageRule implements INavigationRule {
public boolean handle(EObject element) {
return element instanceof Package;
}
public List<NavigableElement> getNextPossibleElements(NavigableElement currentNavElement) {
List<NavigableElement> nextPossibleElements = new LinkedList<NavigableElement>();
EStructuralFeature packagedFeature = UMLPackage.Literals.PACKAGE__PACKAGED_ELEMENT;
final Package pack = (Package)currentNavElement.getElement();
for(PackageableElement element : pack.getPackagedElements()) {
if(element instanceof Collaboration) {
nextPossibleElements.add(new ExistingNavigableElement(element, packagedFeature));
}
}
Collaboration collab = UMLFactory.eINSTANCE.createCollaboration();
nextPossibleElements.add(new CreatedNavigableElement(collab, currentNavElement, packagedFeature, new IModelLinker() {
public void linkToModel(EObject toLink) {
pack.getPackagedElements().add((PackageableElement)toLink);
}
}, UMLBaseNameSetter.instance));
// provide the possibility to create behavior in package as structural element :
// this allows to easily share behavior between elements using a package as library
UMLRuleHelper.addBehaviorCreatedNavigableElements(nextPossibleElements, currentNavElement, UMLPackage.Literals.ELEMENT__OWNED_ELEMENT, new IModelLinker() {
public void linkToModel(EObject toLink) {
pack.getPackagedElements().add((Behavior)toLink);
}
});
return nextPossibleElements;
}
}