/**
* Copyright (c) 2011 committers of YAKINDU and others.
* 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:
* Alexander Nyssen (itemis AG) - initial API and implementation
*/
package org.yakindu.sct.model.stext.scoping;
import java.util.List;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.xtext.EcoreUtil2;
import org.eclipse.xtext.naming.IQualifiedNameProvider;
import org.eclipse.xtext.resource.IEObjectDescription;
import org.eclipse.xtext.scoping.IScope;
import org.eclipse.xtext.scoping.Scopes;
import org.eclipse.xtext.scoping.impl.AbstractScope;
import org.yakindu.base.types.typesystem.ITypeSystem;
import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
public class TypeSystemAwareScope extends AbstractScope {
private final ITypeSystem typeSystem;
private final IQualifiedNameProvider qualifiedNameProvider;
private EClass eClass;
public TypeSystemAwareScope(IScope parent, ITypeSystem typeSystemAccess,
IQualifiedNameProvider qualifiedNameProvider, EClass eClass) {
super(parent, false);
this.typeSystem = typeSystemAccess;
this.qualifiedNameProvider = qualifiedNameProvider;
this.eClass = eClass;
}
@Override
protected Iterable<IEObjectDescription> getAllLocalElements() {
List<IEObjectDescription> result = Lists.newArrayList();
Iterable<IEObjectDescription> iterable = Scopes.scopedElementsFor(
EcoreUtil2.<EObject> getObjectsByType(typeSystem.getConcreteTypes(), eClass),
qualifiedNameProvider);
Iterables.addAll(result, iterable);
return result;
}
}