/**
* <copyright>
* Copyright (c) 2008, 2009 Open Canarias S.L. 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:
* A. Sanchez-Barbudo - initial API and implementation
* </copyright>
*
* $Id: UnlinkExpImpl.java,v 1.3 2009/02/06 15:47:30 radvorak Exp $
*/
package org.eclipse.m2m.qvt.oml.ecore.ImperativeOCL.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.m2m.qvt.oml.ecore.ImperativeOCL.ImperativeOCLPackage;
import org.eclipse.m2m.qvt.oml.ecore.ImperativeOCL.UnlinkExp;
import org.eclipse.m2m.qvt.oml.ecore.ImperativeOCL.util.ImperativeOCLVisitor;
import org.eclipse.ocl.ecore.OCLExpression;
import org.eclipse.ocl.utilities.Visitor;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Unlink Exp</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.m2m.qvt.oml.ecore.ImperativeOCL.impl.UnlinkExpImpl#getItem <em>Item</em>}</li>
* <li>{@link org.eclipse.m2m.qvt.oml.ecore.ImperativeOCL.impl.UnlinkExpImpl#getTarget <em>Target</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class UnlinkExpImpl extends ImperativeExpressionImpl implements UnlinkExp {
/**
* The cached value of the '{@link #getItem() <em>Item</em>}' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getItem()
* @generated
* @ordered
*/
protected OCLExpression item;
/**
* The cached value of the '{@link #getTarget() <em>Target</em>}' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getTarget()
* @generated
* @ordered
*/
protected OCLExpression target;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected UnlinkExpImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return ImperativeOCLPackage.Literals.UNLINK_EXP;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public OCLExpression getItem() {
return item;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetItem(OCLExpression newItem, NotificationChain msgs) {
OCLExpression oldItem = item;
item = newItem;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ImperativeOCLPackage.UNLINK_EXP__ITEM, oldItem, newItem);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setItem(OCLExpression newItem) {
if (newItem != item) {
NotificationChain msgs = null;
if (item != null)
msgs = ((InternalEObject)item).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - ImperativeOCLPackage.UNLINK_EXP__ITEM, null, msgs);
if (newItem != null)
msgs = ((InternalEObject)newItem).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - ImperativeOCLPackage.UNLINK_EXP__ITEM, null, msgs);
msgs = basicSetItem(newItem, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, ImperativeOCLPackage.UNLINK_EXP__ITEM, newItem, newItem));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public OCLExpression getTarget() {
return target;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetTarget(OCLExpression newTarget, NotificationChain msgs) {
OCLExpression oldTarget = target;
target = newTarget;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ImperativeOCLPackage.UNLINK_EXP__TARGET, oldTarget, newTarget);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setTarget(OCLExpression newTarget) {
if (newTarget != target) {
NotificationChain msgs = null;
if (target != null)
msgs = ((InternalEObject)target).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - ImperativeOCLPackage.UNLINK_EXP__TARGET, null, msgs);
if (newTarget != null)
msgs = ((InternalEObject)newTarget).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - ImperativeOCLPackage.UNLINK_EXP__TARGET, null, msgs);
msgs = basicSetTarget(newTarget, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, ImperativeOCLPackage.UNLINK_EXP__TARGET, newTarget, newTarget));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case ImperativeOCLPackage.UNLINK_EXP__ITEM:
return basicSetItem(null, msgs);
case ImperativeOCLPackage.UNLINK_EXP__TARGET:
return basicSetTarget(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 ImperativeOCLPackage.UNLINK_EXP__ITEM:
return getItem();
case ImperativeOCLPackage.UNLINK_EXP__TARGET:
return getTarget();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case ImperativeOCLPackage.UNLINK_EXP__ITEM:
setItem((OCLExpression)newValue);
return;
case ImperativeOCLPackage.UNLINK_EXP__TARGET:
setTarget((OCLExpression)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case ImperativeOCLPackage.UNLINK_EXP__ITEM:
setItem((OCLExpression)null);
return;
case ImperativeOCLPackage.UNLINK_EXP__TARGET:
setTarget((OCLExpression)null);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case ImperativeOCLPackage.UNLINK_EXP__ITEM:
return item != null;
case ImperativeOCLPackage.UNLINK_EXP__TARGET:
return target != null;
}
return super.eIsSet(featureID);
}
/**
* @generated NOT
*/
@SuppressWarnings("unchecked")
@Override
public <T, U extends Visitor<T, ?, ?, ?, ?, ?, ?, ?, ?, ?>> T accept(U v) {
if (v instanceof ImperativeOCLVisitor)
return (T) ((ImperativeOCLVisitor) v).visitUnlinkExp(this);
return super.<T, U>accept(v);
}
} //UnlinkExpImpl