/*
* Copyright (c) 2010-2012 Eike Stepper (Berlin, Germany) 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:
* Eike Stepper - initial API and implementation
*/
package org.eclipse.emf.cdo.server.ocl;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import java.util.Set;
import java.util.concurrent.atomic.AtomicBoolean;
/**
* Creates extents of {@link EClass classes}.
* <p>
* The {@link #createExtent(EClass, AtomicBoolean) extent} of a {@link EClass class} X is the set of all {@link EObject objects} with <code>object.getEClass() == X</code>.
*
* @author Eike Stepper
*/
public interface OCLExtentCreator
{
public Set<EObject> createExtent(EClass cls, AtomicBoolean canceled);
}