/**
 * <copyright>
 *
 * Copyright (c) 2013, 2019 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.impl.ENotificationImpl;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.ocl.pivot.internal.ElementImpl;
import org.eclipse.ocl.pivot.util.Visitor;
import org.eclipse.qvtd.pivot.qvtschedule.Edge;
import org.eclipse.qvtd.pivot.qvtschedule.Node;
import org.eclipse.qvtd.pivot.qvtschedule.QVTschedulePackage;
import org.eclipse.qvtd.pivot.qvtschedule.RecursionEdge;
import org.eclipse.qvtd.pivot.qvtschedule.Role;
import org.eclipse.qvtd.pivot.qvtschedule.util.QVTscheduleVisitor;
import org.eclipse.qvtd.pivot.qvtschedule.utilities.QVTscheduleConstants;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Recursion Edge</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.qvtd.pivot.qvtschedule.impl.RecursionEdgeImpl#isPrimary <em>Primary</em>}</li>
 * </ul>
 *
 * @generated
 */
public class RecursionEdgeImpl extends EdgeImpl implements RecursionEdge {
	/**
	 * The number of structural features of the '<em>Recursion Edge</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int RECURSION_EDGE_FEATURE_COUNT = EdgeImpl.EDGE_FEATURE_COUNT + 1;
	/**
	 * The number of operations of the '<em>Recursion Edge</em>' class.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 * @ordered
	 */
	public static final int RECURSION_EDGE_OPERATION_COUNT = EdgeImpl.EDGE_OPERATION_COUNT + 0;
	/**
	 * The default value of the '{@link #isPrimary() <em>Primary</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isPrimary()
	 * @generated
	 * @ordered
	 */
	protected static final boolean PRIMARY_EDEFAULT = false;
	/**
	 * The cached value of the '{@link #isPrimary() <em>Primary</em>}' attribute.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #isPrimary()
	 * @generated
	 * @ordered
	 */
	protected boolean primary = PRIMARY_EDEFAULT;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean isPrimary() {
		return primary;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void setPrimary(boolean newPrimary) {
		boolean oldPrimary = primary;
		primary = newPrimary;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ElementImpl.ELEMENT_FEATURE_COUNT + 6, oldPrimary, primary));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 6:
				return isPrimary();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 6:
				setPrimary((Boolean)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 6:
				setPrimary(PRIMARY_EDEFAULT);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case ElementImpl.ELEMENT_FEATURE_COUNT + 6:
				return primary != PRIMARY_EDEFAULT;
		}
		return super.eIsSet(featureID);
	}

	@Override
	public @NonNull String toString() {
		return super.toString();
	}

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

	@Override
	public @NonNull Edge createEdge(@NonNull Role edgeRole, @NonNull Node sourceNode, @NonNull Node targetNode) {
		RecursionEdgeImpl edge = (RecursionEdgeImpl) super.createEdge(edgeRole, sourceNode, targetNode);
		edge.setPrimary(primary);
		return edge;
	}

	@Override
	public @NonNull String getColor() {
		return QVTscheduleConstants.RECURSION_COLOR;
	}

	@Override
	public @NonNull String getDisplayName() {
		return "«recursion»" + getTargetNode().getDisplayName();
	}

	@Override
	public final boolean isRecursion() {
		return true;
	}
} //RecursionEdgeImpl