/*******************************************************************************
 * Copyright (c) 2008, 2011 Obeo.
 * 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:
 *     Obeo - initial API and implementation
 *******************************************************************************/
package org.eclipse.emf.eef.mapping.filters.impl;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.eef.mapping.filters.FiltersPackage;
import org.eclipse.emf.eef.mapping.filters.OnlyReferenceTypeFilter;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Only Reference Type Filter</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * <ul>
 *   <li>{@link org.eclipse.emf.eef.mapping.filters.impl.OnlyReferenceTypeFilterImpl#getReference <em>Reference</em>}</li>
 * </ul>
 * </p>
 *
 * @generated
 */
public class OnlyReferenceTypeFilterImpl extends BusinessFilterImpl implements
		OnlyReferenceTypeFilter {
	/**
	 * The cached value of the '{@link #getReference() <em>Reference</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getReference()
	 * @generated
	 * @ordered
	 */
	protected EReference reference;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EReference getReference() {
		if (reference != null && reference.eIsProxy()) {
			InternalEObject oldReference = (InternalEObject) reference;
			reference = (EReference) eResolveProxy(oldReference);
			if (reference != oldReference) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(
							this,
							Notification.RESOLVE,
							FiltersPackage.ONLY_REFERENCE_TYPE_FILTER__REFERENCE,
							oldReference, reference));
			}
		}
		return reference;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EReference basicGetReference() {
		return reference;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setReference(EReference newReference) {
		EReference oldReference = reference;
		reference = newReference;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET,
					FiltersPackage.ONLY_REFERENCE_TYPE_FILTER__REFERENCE,
					oldReference, reference));
	}

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
		case FiltersPackage.ONLY_REFERENCE_TYPE_FILTER__REFERENCE:
			setReference((EReference) null);
			return;
		}
		super.eUnset(featureID);
	}

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

} //OnlyReferenceTypeFilterImpl