IMetamodelProvider.java

/*******************************************************************************
 * Copyright (c) 2010-2012, Zoltan Ujhelyi, Istvan Rath and Daniel Varro
 * 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:
 *   Zoltan Ujhelyi - initial API and implementation
 *******************************************************************************/
package org.eclipse.incquery.patternlanguage.emf.scoping;

import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.xtext.scoping.IScope;

public interface IMetamodelProvider {

    /**
     * Returns a set of all available EPackages wrapped into {@link IEObjectDescription} for the use of scoping
     * 
     * @return
     */
    IScope getAllMetamodelObjects(EObject context);

    /**
     * Loads an EMF package from the nsURI or resource URI of the model, and uses the resource set given as the second
     * parameter.
     * 
     * @param uri
     * @param resourceSet
     * @return the loaded EMF EPackage
     */
    EPackage loadEPackage(String uri, ResourceSet resourceSet);

    boolean isGeneratedCodeAvailable(EPackage ePackage, ResourceSet set);
}