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/*******************************************************************************
* Copyright (c) 2005, 2007 committers of openArchitectureWare 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:
* committers of openArchitectureWare - initial API and implementation
*******************************************************************************/
package org.eclipse.xtend.typesystem.emf;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Set;
import org.eclipse.emf.ecore.EEnum;
import org.eclipse.emf.ecore.EEnumLiteral;
import org.eclipse.internal.xtend.type.baseimpl.StaticPropertyImpl;
import org.eclipse.xtend.typesystem.AbstractTypeImpl;
import org.eclipse.xtend.typesystem.Feature;
@SuppressWarnings("unchecked")
public class EEnumType extends AbstractTypeImpl {
private EEnum eEnum;
public EEnumType(final EmfRegistryMetaModel model, final String name, final EEnum eEnum) {
super(model.getTypeSystem(), name);
this.eEnum = eEnum;
}
@Override
public Feature[] getContributedFeatures() {
final Set<StaticPropertyImpl> result = new HashSet<StaticPropertyImpl>();
final List<EEnumLiteral> enumLiterals = eEnum.getELiterals();
for (final Iterator<EEnumLiteral> iter = enumLiterals.iterator(); iter.hasNext();) {
final EEnumLiteral lit = iter.next();
result.add(new StaticPropertyImpl(this, lit.getName(), this) {
public Object get() {
return lit.getInstance();
}
});
}
return result.toArray(new Feature[result.size()]);
}
public boolean isInstance(final Object o) {
return eEnum.isInstance(o);
}
public Object newInstance() {
throw new UnsupportedOperationException("Enums are static!");
}
}
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