/*******************************************************************************
* 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.navigation.impl;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EClassifier;
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.EMFElementBinding;
import org.eclipse.emf.eef.mapping.EMFPropertyBinding;
import org.eclipse.emf.eef.mapping.navigation.ChainedModelNavigation;
import org.eclipse.emf.eef.mapping.navigation.NavigationPackage;
import org.eclipse.emf.eef.mapping.navigation.SimpleModelNavigation;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Simple Model Navigation</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.emf.eef.mapping.navigation.impl.SimpleModelNavigationImpl#getFeature <em>Feature</em>}</li>
* <li>{@link org.eclipse.emf.eef.mapping.navigation.impl.SimpleModelNavigationImpl#getIndex <em>Index</em>}</li>
* <li>{@link org.eclipse.emf.eef.mapping.navigation.impl.SimpleModelNavigationImpl#getDiscriminatorType <em>Discriminator Type</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class SimpleModelNavigationImpl extends StructuredModelNavigationImpl
implements SimpleModelNavigation {
/**
* The cached value of the '{@link #getFeature() <em>Feature</em>}' reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getFeature()
* @generated
* @ordered
*/
protected EReference feature;
/**
* The default value of the '{@link #getIndex() <em>Index</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getIndex()
* @generated
* @ordered
*/
protected static final int INDEX_EDEFAULT = 0;
/**
* The cached value of the '{@link #getIndex() <em>Index</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getIndex()
* @generated
* @ordered
*/
protected int index = INDEX_EDEFAULT;
/**
* The cached value of the '{@link #getDiscriminatorType() <em>Discriminator Type</em>}' reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getDiscriminatorType()
* @generated
* @ordered
*/
protected EClassifier discriminatorType;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected SimpleModelNavigationImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return NavigationPackage.Literals.SIMPLE_MODEL_NAVIGATION;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EReference getFeature() {
if (feature != null && feature.eIsProxy()) {
InternalEObject oldFeature = (InternalEObject) feature;
feature = (EReference) eResolveProxy(oldFeature);
if (feature != oldFeature) {
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE,
NavigationPackage.SIMPLE_MODEL_NAVIGATION__FEATURE,
oldFeature, feature));
}
}
return feature;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EReference basicGetFeature() {
return feature;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setFeature(EReference newFeature) {
EReference oldFeature = feature;
feature = newFeature;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET,
NavigationPackage.SIMPLE_MODEL_NAVIGATION__FEATURE,
oldFeature, feature));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public int getIndex() {
return index;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setIndex(int newIndex) {
int oldIndex = index;
index = newIndex;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET,
NavigationPackage.SIMPLE_MODEL_NAVIGATION__INDEX, oldIndex,
index));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EClassifier getDiscriminatorType() {
if (discriminatorType != null && discriminatorType.eIsProxy()) {
InternalEObject oldDiscriminatorType = (InternalEObject) discriminatorType;
discriminatorType = (EClassifier) eResolveProxy(oldDiscriminatorType);
if (discriminatorType != oldDiscriminatorType) {
if (eNotificationRequired())
eNotify(new ENotificationImpl(
this,
Notification.RESOLVE,
NavigationPackage.SIMPLE_MODEL_NAVIGATION__DISCRIMINATOR_TYPE,
oldDiscriminatorType, discriminatorType));
}
}
return discriminatorType;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EClassifier basicGetDiscriminatorType() {
return discriminatorType;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setDiscriminatorType(EClassifier newDiscriminatorType) {
EClassifier oldDiscriminatorType = discriminatorType;
discriminatorType = newDiscriminatorType;
if (eNotificationRequired())
eNotify(new ENotificationImpl(
this,
Notification.SET,
NavigationPackage.SIMPLE_MODEL_NAVIGATION__DISCRIMINATOR_TYPE,
oldDiscriminatorType, discriminatorType));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType) {
switch (featureID) {
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__FEATURE:
if (resolve)
return getFeature();
return basicGetFeature();
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__INDEX:
return getIndex();
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__DISCRIMINATOR_TYPE:
if (resolve)
return getDiscriminatorType();
return basicGetDiscriminatorType();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__FEATURE:
setFeature((EReference) newValue);
return;
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__INDEX:
setIndex((Integer) newValue);
return;
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__DISCRIMINATOR_TYPE:
setDiscriminatorType((EClassifier) newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__FEATURE:
setFeature((EReference) null);
return;
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__INDEX:
setIndex(INDEX_EDEFAULT);
return;
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__DISCRIMINATOR_TYPE:
setDiscriminatorType((EClassifier) null);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__FEATURE:
return feature != null;
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__INDEX:
return index != INDEX_EDEFAULT;
case NavigationPackage.SIMPLE_MODEL_NAVIGATION__DISCRIMINATOR_TYPE:
return discriminatorType != null;
}
return super.eIsSet(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public String toString() {
if (eIsProxy())
return super.toString();
StringBuffer result = new StringBuffer(super.toString());
result.append(" (index: ");
result.append(index);
result.append(')');
return result.toString();
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.eef.mapping.navigation.impl.StructuredModelNavigationImpl#evaluate()
* @generated NOT
*/
public EClass evaluate() {
if (getFeature() != null && getFeature().getEType() instanceof EClass) {
EClass featureType = (EClass) getFeature().getEType();
EClassifier discriminatorType = getDiscriminatorType();
if (discriminatorType != null
&& discriminatorType instanceof EClass) {
if (featureType.isSuperTypeOf((EClass) discriminatorType))
return (EClass) discriminatorType;
}
return featureType;
}
return null;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.eef.mapping.navigation.ChainedModelNavigation#owningEClass()
* @generated NOT
*/
public EClass owningEClass() {
if (eContainer() instanceof EMFPropertyBinding) {
EMFPropertyBinding propertyBinding = (EMFPropertyBinding) eContainer();
if (propertyBinding.eContainer() instanceof EMFElementBinding) {
EMFElementBinding elementBinding = (EMFElementBinding) propertyBinding
.eContainer();
if (elementBinding.getModel() instanceof EClass)
return (EClass) elementBinding.getModel();
}
} else if (eContainer() instanceof ChainedModelNavigation) {
ChainedModelNavigation container = (ChainedModelNavigation) eContainer();
if (NavigationPackage.eINSTANCE.getChainedModelNavigation_Current() == eContainingFeature())
return container.owningEClass();
else if (NavigationPackage.eINSTANCE
.getChainedModelNavigation_Next() == eContainingFeature())
return container.currentEClass();
}
return null;
}
/**
* {@inheritDoc}
*
* @see org.eclipse.emf.eef.mapping.navigation.SimpleModelNavigation#targetEClass()
* @generated NOT
*/
public EClass targetEClass() {
if (getFeature().getEType() instanceof EClass) {
EClass featureType = (EClass) getFeature().getEType();
if (getDiscriminatorType() != null
&& getDiscriminatorType() instanceof EClass) {
EClass discriminatorType = (EClass) getDiscriminatorType();
if (featureType.isSuperTypeOf(discriminatorType))
return discriminatorType;
}
return (EClass) getFeature().getEType();
}
return null;
}
} //SimpleModelNavigationImpl