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/**
********************************************************************************
* Copyright (c) 2017-2021 Robert Bosch GmbH.
*
* This program and the accompanying materials are made
* available under the terms of the Eclipse Public License 2.0
* which is available at https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* Robert Bosch GmbH - initial API and implementation
********************************************************************************
*/
package org.eclipse.app4mc.emf.metamodelviewer.utils;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
public class SuperClassesListBuilder {
private final EClass eClass;
private boolean isCalculated;
final Set<EClass> allSuperClasses = new HashSet<>();
public SuperClassesListBuilder(final EClass eClass) {
this.eClass = eClass;
}
public Set<EClass> getAllSuperClasses() {
if (!this.isCalculated) {
final EList<EClass> eAllSuperTypes = this.eClass.getEAllSuperTypes();
this.allSuperClasses.addAll(eAllSuperTypes);
for (final EClass subClass : eAllSuperTypes) {
final SuperClassesListBuilder classList = new SuperClassesListBuilder(subClass);
this.allSuperClasses.addAll(classList.getAllSuperClasses());
}
}
return this.allSuperClasses;
}
}