/**
 * Copyright (c) 2011, 2015 - Lunifera GmbH (Gross Enzersdorf, Austria), Loetz GmbH&Co.KG (69115 Heidelberg, Germany)
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0 
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *         Florian Pirchner - Initial implementation
 */
package org.eclipse.osbp.dsl.semantic.dto.impl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.osbp.dsl.semantic.dto.LDto;
import org.eclipse.osbp.dsl.semantic.dto.OSBPDtoPackage;

public class LDtoImplCustom extends LDtoImpl {

	/**
	 * Overrides super type to ensure bidirectional proxy resolving
	 */
	@Override
	public LDto getSuperType() {
		if (superType != null && superType.eIsProxy()) {
			InternalEObject oldSuperType = (InternalEObject) superType;
			LDto oldSuperEntity = (LDto) oldSuperType;
			superType = (LDto) eResolveProxy(oldSuperType);
			if (superType != oldSuperType) {

				// ATENTION: inverse add must be called since bidirectional
				// references uses proxy resolution for lazy linking. And the
				// sub_types added to proxy must be added to new superType
				for (LDto subType : oldSuperEntity.getSubTypes()) {
					((InternalEObject) superType).eInverseAdd(
							(InternalEObject) subType,
							OSBPDtoPackage.LDTO__SUB_TYPES, LDto.class, null);
				}

				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE,
							OSBPDtoPackage.LDTO__SUPER_TYPE, oldSuperType,
							superType));
			}
		}
		return superType;
	}
}