package org.andromda.metafacades.emf.uml2;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.List;
import org.andromda.metafacades.uml.DependencyFacade;
import org.andromda.metafacades.uml.FilteredCollection;
import org.andromda.metafacades.uml.FrontEndControllerOperation;
import org.andromda.metafacades.uml.Service;
import org.eclipse.uml2.Classifier;
import org.eclipse.uml2.Element;
import org.eclipse.uml2.UseCase;
/**
* MetafacadeLogic implementation for
* org.andromda.metafacades.uml.FrontEndController.
*
* @see org.andromda.metafacades.uml.FrontEndController
*/
public class FrontEndControllerLogicImpl
extends FrontEndControllerLogic
{
public FrontEndControllerLogicImpl(
final Object metaObject,
final String context)
{
super(metaObject, context);
}
/**
* @see org.andromda.metafacades.uml.FrontEndController#getServiceReferences()
*/
protected java.util.List handleGetServiceReferences()
{
return new FilteredCollection(this.getSourceDependencies())
{
public boolean evaluate(final Object object)
{
return ((DependencyFacade)object).getTargetElement() instanceof Service;
}
};
}
/**
* @see org.andromda.metafacades.uml.FrontEndController#getUseCase()
*/
protected java.lang.Object handleGetUseCase()
{
Element owner = (Classifier)this.metaObject;
while (!(owner == null || owner instanceof UseCase))
{
owner = owner.getOwner();
}
return owner;
}
/**
* @see org.andromda.metafacades.uml.FrontEndController#getDeferringActions()
*/
protected List handleGetDeferringActions()
{
final Collection deferringActions = new LinkedHashSet();
final Collection operations = this.getOperations();
for (final Iterator operationIterator = operations.iterator(); operationIterator.hasNext();)
{
final FrontEndControllerOperation operation = (FrontEndControllerOperation)operationIterator.next();
deferringActions.addAll(operation.getDeferringActions());
}
return new ArrayList(deferringActions);
}
// TODO: We may want to override getPackageName here, since in uml2
// statemachine and usecase are "packages".
// We may return the getUseCase package name
// For now, in ModelElement, we are handling this case.
}