/*******************************************************************************
 * Copyright (c) 2006, 2020 Borland Software Corporation, CEA LIST, ARTAL
 * 
 *  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:
 *     Borland - initial API and implementation
 *     Aurelien Didier (ARTAL) - aurelien.didier51@gmail.com - Bug 569174
 ******************************************************************************/
/**
 * <copyright>
 * </copyright>
 *
 * $Id$
 */
package org.eclipse.papyrus.gmf.tooldef.impl;

import java.util.Collection;

import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.papyrus.gmf.tooldef.GMFToolPackage;
import org.eclipse.papyrus.gmf.tooldef.ItemBase;
import org.eclipse.papyrus.gmf.tooldef.Menu;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Menu</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.papyrus.gmf.tooldef.impl.MenuImpl#getItems <em>Items</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public abstract class MenuImpl extends EObjectImpl implements Menu {

	/**
	 * The cached value of the '{@link #getItems() <em>Items</em>}' containment reference list.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getItems()
	 * @generated
	 * @ordered
	 */
	protected EList<ItemBase> items;

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	protected EClass eStaticClass() {
		return GMFToolPackage.eINSTANCE.getMenu();
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EList<ItemBase> getItems() {
		if (items == null) {
			items = new EObjectContainmentEList<ItemBase>(ItemBase.class, this, GMFToolPackage.MENU__ITEMS);
		}
		return items;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
		switch (featureID) {
		case GMFToolPackage.MENU__ITEMS:
			return ((InternalEList<?>) getItems()).basicRemove(otherEnd, msgs);
		}
		return super.eInverseRemove(otherEnd, featureID, msgs);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@SuppressWarnings("unchecked")
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
		case GMFToolPackage.MENU__ITEMS:
			getItems().clear();
			getItems().addAll((Collection<? extends ItemBase>) newValue);
			return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
		case GMFToolPackage.MENU__ITEMS:
			getItems().clear();
			return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
		case GMFToolPackage.MENU__ITEMS:
			return items != null && !items.isEmpty();
		}
		return super.eIsSet(featureID);
	}

} //MenuImpl