/*******************************************************************************
* Copyright (c) 2010, 2015 Willink Transformations and others.
* 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:
* E.D.Willink - initial API and implementation
*******************************************************************************/
package org.eclipse.ocl.xtext.essentialoclcs.impl;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.eclipse.ocl.xtext.basecs.util.BaseCSVisitor;
import org.eclipse.ocl.xtext.essentialoclcs.EssentialOCLCSPackage;
import org.eclipse.ocl.xtext.essentialoclcs.ExpCS;
import org.eclipse.ocl.xtext.essentialoclcs.InfixExpCS;
import org.eclipse.ocl.xtext.essentialoclcs.util.EssentialOCLCSVisitor;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Binary Expression CS</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* </p>
* <ul>
* <li>{@link org.eclipse.ocl.xtext.essentialoclcs.impl.InfixExpCSImpl#getArgument <em>Argument</em>}</li>
* <li>{@link org.eclipse.ocl.xtext.essentialoclcs.impl.InfixExpCSImpl#getOwnedLeft <em>Owned Left</em>}</li>
* </ul>
*
* @generated
*/
public class InfixExpCSImpl
extends OperatorExpCSImpl
implements InfixExpCS {
/**
* The cached value of the '{@link #getArgument() <em>Argument</em>}' reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getArgument()
* @generated
* @ordered
*/
protected ExpCS argument;
/**
* The cached value of the '{@link #getOwnedLeft() <em>Owned Left</em>}' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getOwnedLeft()
* @generated
* @ordered
*/
protected ExpCS ownedLeft;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected InfixExpCSImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return EssentialOCLCSPackage.Literals.INFIX_EXP_CS;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public ExpCS getOwnedLeft()
{
return ownedLeft;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetOwnedLeft(ExpCS newOwnedLeft, NotificationChain msgs)
{
ExpCS oldOwnedLeft = ownedLeft;
ownedLeft = newOwnedLeft;
if (eNotificationRequired())
{
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, EssentialOCLCSPackage.INFIX_EXP_CS__OWNED_LEFT, oldOwnedLeft, newOwnedLeft);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void setOwnedLeft(ExpCS newOwnedLeft)
{
if (newOwnedLeft != ownedLeft)
{
NotificationChain msgs = null;
if (ownedLeft != null)
msgs = ((InternalEObject)ownedLeft).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - EssentialOCLCSPackage.INFIX_EXP_CS__OWNED_LEFT, null, msgs);
if (newOwnedLeft != null)
msgs = ((InternalEObject)newOwnedLeft).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - EssentialOCLCSPackage.INFIX_EXP_CS__OWNED_LEFT, null, msgs);
msgs = basicSetOwnedLeft(newOwnedLeft, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, EssentialOCLCSPackage.INFIX_EXP_CS__OWNED_LEFT, newOwnedLeft, newOwnedLeft));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd,
int featureID, NotificationChain msgs) {
switch (featureID)
{
case EssentialOCLCSPackage.INFIX_EXP_CS__OWNED_LEFT:
return basicSetOwnedLeft(null, 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 EssentialOCLCSPackage.INFIX_EXP_CS__ARGUMENT:
return getArgument();
case EssentialOCLCSPackage.INFIX_EXP_CS__OWNED_LEFT:
return getOwnedLeft();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID)
{
case EssentialOCLCSPackage.INFIX_EXP_CS__OWNED_LEFT:
setOwnedLeft((ExpCS)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID)
{
case EssentialOCLCSPackage.INFIX_EXP_CS__OWNED_LEFT:
setOwnedLeft((ExpCS)null);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID)
{
case EssentialOCLCSPackage.INFIX_EXP_CS__ARGUMENT:
return argument != null;
case EssentialOCLCSPackage.INFIX_EXP_CS__OWNED_LEFT:
return ownedLeft != null;
}
return super.eIsSet(featureID);
}
/**
* {@inheritDoc}
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public <R> R accept(@NonNull BaseCSVisitor<R> visitor) {
return (R) ((EssentialOCLCSVisitor<?>)visitor).visitInfixExpCS(this);
}
private boolean hasArgument = false;
@Override
public ExpCS getArgument() {
if ((argument == null) && !hasArgument) {
hasArgument = true;
ExpCS localRight = getLocalRight();
if (localRight != null) {
argument = getExpressionForRight(localRight);
}
}
return argument;
}
@Override
public @Nullable ExpCS getLocalLeft() {
if ((localLeft == null) && !hasLocalLeft) {
hasLocalLeft = true;
ExpCS ownedSource = getOwnedLeft();
if (ownedSource != null) {
localLeft = ownedSource.getLocalRightmostDescendant();
}
}
return localLeft;
}
@Override
public @NonNull ExpCS getLocalLeftmostDescendant() {
ExpCS ownedSource = getOwnedLeft();
return ownedSource != null ? ownedSource.getLocalLeftmostDescendant() : this;
}
@Override
public ExpCS getSource() {
if ((source == null) && !hasSource) {
hasSource = true;
ExpCS localLeft = getLocalLeft();
if (localLeft != null) {
source = getExpressionForLeft(localLeft);
}
}
return source;
}
@Override
public boolean isLocalRightAncestorOf(@NonNull ExpCS csExp) { // csExp should be to the right of this for associativity resolution
return !csExp.isLocalLeftAncestorOf(this);
}
@Override
public void resetPivot() {
super.resetPivot();
argument = null;
hasArgument = false;
}
} //BinaryExpressionCSImpl