plugins/org.eclipse.qvtd.pivot.qvtschedule/emf-gen/org/eclipse/qvtd/pivot/qvtschedule/impl/NodeConnectionImpl.java

/**
 * <copyright>
 *
 * Copyright (c) 2013, 2017 Willink Transformations and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v20.html
 *
 * Contributors:
 *   E.D.Willink - Initial API and implementation
 *
 * </copyright>
 */
package org.eclipse.qvtd.pivot.qvtschedule.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.jdt.annotation.NonNull;
import org.eclipse.ocl.pivot.util.Visitor;
import org.eclipse.qvtd.pivot.qvtschedule.ClassDatum;
import org.eclipse.qvtd.pivot.qvtschedule.NodeConnection;
import org.eclipse.qvtd.pivot.qvtschedule.QVTschedulePackage;
import org.eclipse.qvtd.pivot.qvtschedule.util.QVTscheduleVisitor;
import org.eclipse.qvtd.pivot.qvtschedule.utilities.StaticConnectionManager;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Node Connection</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.NodeConnectionImpl#getClassDatum <em>Class Datum</em>}</li>
 * </ul>
 *
 * @generated
 */
public class NodeConnectionImpl extends ConnectionImpl implements NodeConnection {
	/**
	 * The cached value of the '{@link #getClassDatum() <em>Class Datum</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getClassDatum()
	 * @generated
	 * @ordered
	 */
	protected ClassDatum classDatum;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public ClassDatum getClassDatum() {
		if (classDatum != null && classDatum.eIsProxy()) {
			InternalEObject oldClassDatum = (InternalEObject)classDatum;
			classDatum = (ClassDatum)eResolveProxy(oldClassDatum);
			if (classDatum != oldClassDatum) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, QVTschedulePackage.NODE_CONNECTION__CLASS_DATUM, oldClassDatum, classDatum));
			}
		}
		return classDatum;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public ClassDatum basicGetClassDatum() {
		return classDatum;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setClassDatum(ClassDatum newClassDatum) {
		ClassDatum oldClassDatum = classDatum;
		classDatum = newClassDatum;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, QVTschedulePackage.NODE_CONNECTION__CLASS_DATUM, oldClassDatum, classDatum));
	}

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case QVTschedulePackage.NODE_CONNECTION__CLASS_DATUM:
				setClassDatum((ClassDatum)null);
				return;
		}
		super.eUnset(featureID);
	}

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

	/**
	 * {@inheritDoc}
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public <R> R accept(@NonNull Visitor<R> visitor) {
		return (R) ((QVTscheduleVisitor<?>)visitor).visitNodeConnection(this);
	}

	@Override
	public void destroy() {
		super.destroy();
		StaticConnectionManager.INSTANCE.rawDestroy(this);
	}

	@Override
	public boolean isMandatory() {
		return getConnectionRole().isMandatory();
	}

	@Override
	public boolean isPassed() {
		return getConnectionRole().isPassed();
	}

	@Override
	public boolean isUsed() {
		return getConnectionRole().isPreferred();
	}
} //NodeConnectionImpl