plugins/org.eclipse.ocl.ecore/src/org/eclipse/ocl/ecore/impl/EnumLiteralExpImpl.java

/*******************************************************************************
 * Copyright (c) 2007, 2018 IBM Corporation, Zeligsoft Inc., 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:
 *   IBM - Initial API and implementation
 *   Zeligsoft - Bugs 248869, 207365
 *******************************************************************************/
package org.eclipse.ocl.ecore.impl;

import java.util.Map;

import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.DiagnosticChain;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EClassifier;
import org.eclipse.emf.ecore.EEnumLiteral;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.ocl.ecore.EcorePackage;
import org.eclipse.ocl.ecore.EnumLiteralExp;
import org.eclipse.ocl.expressions.ExpressionsPackage;
import org.eclipse.ocl.expressions.operations.EnumLiteralExpOperations;
import org.eclipse.ocl.utilities.Visitor;

/**
 * <!-- begin-user-doc -->
 * An implementation of the model object '<em><b>Enum Literal Exp</b></em>'.
 * <!-- end-user-doc -->
 * <p>
 * The following features are implemented:
 * </p>
 * <ul>
 *   <li>{@link org.eclipse.ocl.ecore.impl.EnumLiteralExpImpl#getReferredEnumLiteral <em>Referred Enum Literal</em>}</li>
 * </ul>
 *
 * @generated
 */
public class EnumLiteralExpImpl
		extends LiteralExpImpl
		implements EnumLiteralExp {

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

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EEnumLiteral getReferredEnumLiteral() {
		if (referredEnumLiteral != null
			&& ((EObject) referredEnumLiteral).eIsProxy()) {
			InternalEObject oldReferredEnumLiteral = (InternalEObject) referredEnumLiteral;
			referredEnumLiteral = (EEnumLiteral) eResolveProxy(
				oldReferredEnumLiteral);
			if (referredEnumLiteral != oldReferredEnumLiteral) {
				if (eNotificationRequired())
					eNotify(new ENotificationImpl(this, Notification.RESOLVE,
						EcorePackage.ENUM_LITERAL_EXP__REFERRED_ENUM_LITERAL,
						oldReferredEnumLiteral, referredEnumLiteral));
			}
		}
		return referredEnumLiteral;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public EEnumLiteral basicGetReferredEnumLiteral() {
		return referredEnumLiteral;
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	public void setReferredEnumLiteral(EEnumLiteral newReferredEnumLiteral) {
		EEnumLiteral oldReferredEnumLiteral = referredEnumLiteral;
		referredEnumLiteral = newReferredEnumLiteral;
		if (eNotificationRequired())
			eNotify(new ENotificationImpl(this, Notification.SET,
				EcorePackage.ENUM_LITERAL_EXP__REFERRED_ENUM_LITERAL,
				oldReferredEnumLiteral, referredEnumLiteral));
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated NOT
	 */
	public boolean checkEnumType(DiagnosticChain diagnostics,
			Map<Object, Object> context) {
		return EnumLiteralExpOperations.checkEnumType(this, diagnostics,
			context);
	}

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

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public void eUnset(int featureID) {
		switch (featureID) {
			case EcorePackage.ENUM_LITERAL_EXP__REFERRED_ENUM_LITERAL :
				setReferredEnumLiteral((EEnumLiteral) null);
				return;
		}
		super.eUnset(featureID);
	}

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

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eBaseStructuralFeatureID(int derivedFeatureID,
			Class<?> baseClass) {
		if (baseClass == org.eclipse.ocl.expressions.EnumLiteralExp.class) {
			switch (derivedFeatureID) {
				case EcorePackage.ENUM_LITERAL_EXP__REFERRED_ENUM_LITERAL :
					return ExpressionsPackage.ENUM_LITERAL_EXP__REFERRED_ENUM_LITERAL;
				default :
					return -1;
			}
		}
		return super.eBaseStructuralFeatureID(derivedFeatureID, baseClass);
	}

	/**
	 * <!-- begin-user-doc -->
	 * <!-- end-user-doc -->
	 * @generated
	 */
	@Override
	public int eDerivedStructuralFeatureID(int baseFeatureID,
			Class<?> baseClass) {
		if (baseClass == org.eclipse.ocl.expressions.EnumLiteralExp.class) {
			switch (baseFeatureID) {
				case ExpressionsPackage.ENUM_LITERAL_EXP__REFERRED_ENUM_LITERAL :
					return EcorePackage.ENUM_LITERAL_EXP__REFERRED_ENUM_LITERAL;
				default :
					return -1;
			}
		}
		return super.eDerivedStructuralFeatureID(baseFeatureID, baseClass);
	}

	/**
	 * @generated NOT
	 */
	@Override
	@SuppressWarnings("unchecked")
	public <T, U extends Visitor<T, ?, ?, ?, ?, ?, ?, ?, ?, ?>> T accept(U v) {
		return ((Visitor<T, EClassifier, ?, ?, EEnumLiteral, ?, ?, ?, ?, ?>) v)
			.visitEnumLiteralExp(this);
	}

} //EnumLiteralExpImpl