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/*******************************************************************************
* Copyright (c) 2010, 2011 Mia-Software.
* 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:
* Nicolas Bros (Mia-Software) - initial API and implementation
*******************************************************************************/
package org.eclipse.gmt.modisco.infra.browser.core;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.util.EcoreUtil;
public final class DragAndDropUtils {
private DragAndDropUtils() {
// utility class
}
/**
* For each element in the given collection, look for its equivalent (based
* on the element's URI) in the given {@link ResourceSet}.
*
* @param collection
* the input elements
* @param resourceSet
* the {@link ResourceSet} in which to look for corresponding
* elements
* @return the collection in which elements are replaced by their equivalent
* in the given {@link ResourceSet}
*/
public static List<Object> translateCrossDomainObjects(final Collection<?> collection,
final ResourceSet resourceSet) {
ArrayList<Object> result = new ArrayList<Object>();
for (Object o : collection) {
if (o instanceof EObject) {
EObject eObject = (EObject) o;
EObject eObject2 = resourceSet.getEObject(EcoreUtil.getURI(eObject), true);
if (eObject2 != null) {
result.add(eObject2);
}
} else {
result.add(o);
}
}
return result;
}
}
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