plugins/modeling/org.eclipse.papyrus.aas.profile/src/org/eclipse/papyrus/aas/impl/ReferenceElementImpl.java

/*****************************************************************************
 * Copyright (c) 2020 CEA LIST.
 *
 *
 * 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:
 *  Saadia Dhouib (CEA LIST) saadia.dhouib@cea.fr - Initial API and implementation
 *
 *****************************************************************************/
package org.eclipse.papyrus.aas.impl;

import org.eclipse.emf.common.notify.Notification;

import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;

import org.eclipse.emf.ecore.impl.ENotificationImpl;

import org.eclipse.papyrus.aas.AASPackage;
import org.eclipse.papyrus.aas.Reference;
import org.eclipse.papyrus.aas.ReferenceElement;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Reference Element</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 * <li>{@link org.eclipse.papyrus.aas.impl.ReferenceElementImpl#getValue <em>Value</em>}</li>
 * </ul>
 *
 * @generated
 */
public class ReferenceElementImpl extends DataElementImpl implements ReferenceElement {
	/**
	 * The cached value of the '{@link #getValue() <em>Value</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @see #getValue()
	 * @generated
	 * @ordered
	 */
	protected Reference value;

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	protected ReferenceElementImpl() {
		super();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return AASPackage.Literals.REFERENCE_ELEMENT;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public Reference getValue() {
		if (value != null && value.eIsProxy()) {
			InternalEObject oldValue = (InternalEObject) value;
			value = (Reference) eResolveProxy(oldValue);
			if (value != oldValue) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, AASPackage.REFERENCE_ELEMENT__VALUE, oldValue, value));
			}
		}
		return value;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public Reference basicGetValue() {
		return value;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public void setValue(Reference newValue) {
		Reference oldValue = value;
		value = newValue;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, AASPackage.REFERENCE_ELEMENT__VALUE, oldValue, value));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
		case AASPackage.REFERENCE_ELEMENT__VALUE:
			if (resolve)
				return getValue();
			return basicGetValue();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
		case AASPackage.REFERENCE_ELEMENT__VALUE:
			setValue((Reference) newValue);
			return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
		case AASPackage.REFERENCE_ELEMENT__VALUE:
			setValue((Reference) null);
			return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
		case AASPackage.REFERENCE_ELEMENT__VALUE:
			return value != null;
		}
		return super.eIsSet(featureID);
	}

} // ReferenceElementImpl