/**
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.
 */
package org.sintef.thingml.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.sintef.thingml.EnumLiteralRef;
import org.sintef.thingml.Enumeration;
import org.sintef.thingml.EnumerationLiteral;
import org.sintef.thingml.ThingmlPackage;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Enum Literal Ref</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.sintef.thingml.impl.EnumLiteralRefImpl#getEnum <em>Enum</em>}</li>
 *   <li>{@link org.sintef.thingml.impl.EnumLiteralRefImpl#getLiteral <em>Literal</em>}</li>
 * </ul>
 *
 * @generated
 */
public class EnumLiteralRefImpl extends LiteralImpl implements EnumLiteralRef {
	/**
	 * The cached value of the '{@link #getEnum() <em>Enum</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getEnum()
	 * @generated
	 * @ordered
	 */
	protected Enumeration enum_;

	/**
	 * The cached value of the '{@link #getLiteral() <em>Literal</em>}' reference.
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @see #getLiteral()
	 * @generated
	 * @ordered
	 */
	protected EnumerationLiteral literal;

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Enumeration getEnum() {
		if (enum_ != null && enum_.eIsProxy()) {
			InternalEObject oldEnum = (InternalEObject)enum_;
			enum_ = (Enumeration)eResolveProxy(oldEnum);
			if (enum_ != oldEnum) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, ThingmlPackage.ENUM_LITERAL_REF__ENUM, oldEnum, enum_));
			}
		}
		return enum_;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public Enumeration basicGetEnum() {
		return enum_;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setEnum(Enumeration newEnum) {
		Enumeration oldEnum = enum_;
		enum_ = newEnum;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ThingmlPackage.ENUM_LITERAL_REF__ENUM, oldEnum, enum_));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EnumerationLiteral getLiteral() {
		if (literal != null && literal.eIsProxy()) {
			InternalEObject oldLiteral = (InternalEObject)literal;
			literal = (EnumerationLiteral)eResolveProxy(oldLiteral);
			if (literal != oldLiteral) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE, ThingmlPackage.ENUM_LITERAL_REF__LITERAL, oldLiteral, literal));
			}
		}
		return literal;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EnumerationLiteral basicGetLiteral() {
		return literal;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setLiteral(EnumerationLiteral newLiteral) {
		EnumerationLiteral oldLiteral = literal;
		literal = newLiteral;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET, ThingmlPackage.ENUM_LITERAL_REF__LITERAL, oldLiteral, literal));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public Object eGet(int featureID, boolean resolve, boolean coreType) {
		switch (featureID) {
			case ThingmlPackage.ENUM_LITERAL_REF__ENUM:
				if (resolve) return getEnum();
				return basicGetEnum();
			case ThingmlPackage.ENUM_LITERAL_REF__LITERAL:
				if (resolve) return getLiteral();
				return basicGetLiteral();
		}
		return super.eGet(featureID, resolve, coreType);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eSet(int featureID, Object newValue) {
		switch (featureID) {
			case ThingmlPackage.ENUM_LITERAL_REF__ENUM:
				setEnum((Enumeration)newValue);
				return;
			case ThingmlPackage.ENUM_LITERAL_REF__LITERAL:
				setLiteral((EnumerationLiteral)newValue);
				return;
		}
		super.eSet(featureID, newValue);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case ThingmlPackage.ENUM_LITERAL_REF__ENUM:
				setEnum((Enumeration)null);
				return;
			case ThingmlPackage.ENUM_LITERAL_REF__LITERAL:
				setLiteral((EnumerationLiteral)null);
				return;
		}
		super.eUnset(featureID);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public boolean eIsSet(int featureID) {
		switch (featureID) {
			case ThingmlPackage.ENUM_LITERAL_REF__ENUM:
				return enum_ != null;
			case ThingmlPackage.ENUM_LITERAL_REF__LITERAL:
				return literal != null;
		}
		return super.eIsSet(featureID);
	}

} //EnumLiteralRefImpl