/*******************************************************************************
 * Copyright (c) 2008-2011 Chair for Applied Software Engineering,
 * Technische Universitaet Muenchen.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 ******************************************************************************/
package org.eclipse.emf.emfstore.server.model.versioning.operations.impl;

import java.util.Collection;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.ecore.util.EObjectResolvingEList;
import org.eclipse.emf.emfstore.common.model.ModelElementId;
import org.eclipse.emf.emfstore.server.model.versioning.operations.ModelElementGroup;
import org.eclipse.emf.emfstore.server.model.versioning.operations.OperationsPackage;

/**
 * <!-- begin-user-doc --> An implementation of the model object '<em><b>Model Element Group</b></em>'. <!--
 * end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 * <li>{@link org.eclipse.emf.emfstore.server.model.versioning.operations.impl.ModelElementGroupImpl#getName <em>Name
 * </em>}</li>
 * <li>{@link org.eclipse.emf.emfstore.server.model.versioning.operations.impl.ModelElementGroupImpl#getModelElements
 * <em>Model Elements</em>}</li>
 * </ul>
 * </p>
 * 
 * @generated
 */
public class ModelElementGroupImpl extends EObjectImpl implements ModelElementGroup {
	/**
	 * The default value of the '{@link #getName() <em>Name</em>}' attribute. <!-- begin-user-doc --> <!-- end-user-doc
	 * -->
	 * 
	 * @see #getName()
	 * @generated
	 * @ordered
	 */
	protected static final String NAME_EDEFAULT = null;

	/**
	 * The cached value of the '{@link #getName() <em>Name</em>}' attribute. <!-- begin-user-doc --> <!-- end-user-doc
	 * -->
	 * 
	 * @see #getName()
	 * @generated
	 * @ordered
	 */
	protected String name = NAME_EDEFAULT;

	/**
	 * The cached value of the '{@link #getModelElements() <em>Model Elements</em>}' reference list.
	 * <!-- begin-user-doc
	 * --> <!-- end-user-doc -->
	 * 
	 * @see #getModelElements()
	 * @generated
	 * @ordered
	 */
	protected EList<ModelElementId> modelElements;

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

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

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public String getName() {
		return name;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public void setName(String newName) {
		String oldName = name;
		name = newName;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, OperationsPackage.MODEL_ELEMENT_GROUP__NAME, oldName,
				name));
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	public EList<ModelElementId> getModelElements() {
		if (modelElements == null) {
			modelElements = new EObjectResolvingEList<ModelElementId>(ModelElementId.class, this,
				OperationsPackage.MODEL_ELEMENT_GROUP__MODEL_ELEMENTS);
		}
		return modelElements;
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
		case OperationsPackage.MODEL_ELEMENT_GROUP__NAME:
			return getName();
		case OperationsPackage.MODEL_ELEMENT_GROUP__MODEL_ELEMENTS:
			return getModelElements();
		}
		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 OperationsPackage.MODEL_ELEMENT_GROUP__NAME:
			setName((String) newValue);
			return;
		case OperationsPackage.MODEL_ELEMENT_GROUP__MODEL_ELEMENTS:
			getModelElements().clear();
			getModelElements().addAll((Collection<? extends ModelElementId>) newValue);
			return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
		case OperationsPackage.MODEL_ELEMENT_GROUP__NAME:
			setName(NAME_EDEFAULT);
			return;
		case OperationsPackage.MODEL_ELEMENT_GROUP__MODEL_ELEMENTS:
			getModelElements().clear();
			return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
		case OperationsPackage.MODEL_ELEMENT_GROUP__NAME:
			return NAME_EDEFAULT == null ? name != null : !NAME_EDEFAULT.equals(name);
		case OperationsPackage.MODEL_ELEMENT_GROUP__MODEL_ELEMENTS:
			return modelElements != null && !modelElements.isEmpty();
		}
		return super.eIsSet(featureID);
	}

	/**
	 * <!-- begin-user-doc --> <!-- end-user-doc -->
	 * 
	 * @generated
	 */
	@Override
	public String toString() {
		if (eIsProxy())
			return super.toString();

		StringBuffer result = new StringBuffer(super.toString());
		result.append(" (name: ");
		result.append(name);
		result.append(')');
		return result.toString();
	}

} // ModelElementGroupImpl