/**
* Copyright (c) 2010-2014, openHAB.org 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
*/
package org.openhab.model.persistence.scoping;
import java.util.List;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.impl.ResourceImpl;
import org.eclipse.xtext.resource.EObjectDescription;
import org.eclipse.xtext.resource.IEObjectDescription;
import org.eclipse.xtext.scoping.IScope;
import org.eclipse.xtext.scoping.impl.AbstractGlobalScopeProvider;
import org.eclipse.xtext.scoping.impl.SimpleScope;
import org.openhab.model.persistence.persistence.Strategy;
import com.google.common.base.Predicate;
import com.google.common.collect.Lists;
public class PersistenceGlobalScopeProvider extends AbstractGlobalScopeProvider {
static protected Resource res = new ResourceImpl();
static {
res.setURI(URI.createURI("virtual://openhab.org/persistence/strategy.global"));
res.getContents().add(GlobalStrategies.UPDATE);
res.getContents().add(GlobalStrategies.CHANGE);
res.getContents().add(GlobalStrategies.RESTORE);
}
@Override
protected IScope getScope(Resource resource, boolean ignoreCase,
EClass type, Predicate<IEObjectDescription> predicate) {
IScope parentScope = super.getScope(resource, ignoreCase, type, predicate);
List<IEObjectDescription> descs = Lists.newArrayList();
for(EObject eObj : res.getContents()) {
if (eObj instanceof Strategy) {
Strategy strategy = (Strategy) eObj;
descs.add(EObjectDescription.create(strategy.getName(), strategy));
}
}
return new SimpleScope(parentScope, descs);
}
}