/**
* <copyright>
* </copyright>
*
* $Id$
*/
package org.eclipse.gmf.mappings.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.gmf.mappings.GMFMapPackage;
import org.eclipse.gmf.mappings.NodeMapping;
import org.eclipse.gmf.mappings.TopNodeReference;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Top Node Reference</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.gmf.mappings.impl.TopNodeReferenceImpl#getOwnedChild <em>Owned Child</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class TopNodeReferenceImpl extends NodeReferenceImpl implements TopNodeReference {
/**
* The cached value of the '{@link #getOwnedChild() <em>Owned Child</em>}' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getOwnedChild()
* @generated
* @ordered
*/
protected NodeMapping ownedChild;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected TopNodeReferenceImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return GMFMapPackage.eINSTANCE.getTopNodeReference();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NodeMapping getOwnedChild() {
return ownedChild;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetOwnedChild(NodeMapping newOwnedChild, NotificationChain msgs) {
NodeMapping oldOwnedChild = ownedChild;
ownedChild = newOwnedChild;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, GMFMapPackage.TOP_NODE_REFERENCE__OWNED_CHILD, oldOwnedChild, newOwnedChild);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setOwnedChild(NodeMapping newOwnedChild) {
if (newOwnedChild != ownedChild) {
NotificationChain msgs = null;
if (ownedChild != null)
msgs = ((InternalEObject)ownedChild).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - GMFMapPackage.TOP_NODE_REFERENCE__OWNED_CHILD, null, msgs);
if (newOwnedChild != null)
msgs = ((InternalEObject)newOwnedChild).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - GMFMapPackage.TOP_NODE_REFERENCE__OWNED_CHILD, null, msgs);
msgs = basicSetOwnedChild(newOwnedChild, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, GMFMapPackage.TOP_NODE_REFERENCE__OWNED_CHILD, newOwnedChild, newOwnedChild));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case GMFMapPackage.TOP_NODE_REFERENCE__OWNED_CHILD:
return basicSetOwnedChild(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 GMFMapPackage.TOP_NODE_REFERENCE__OWNED_CHILD:
return getOwnedChild();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case GMFMapPackage.TOP_NODE_REFERENCE__OWNED_CHILD:
setOwnedChild((NodeMapping)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case GMFMapPackage.TOP_NODE_REFERENCE__OWNED_CHILD:
setOwnedChild((NodeMapping)null);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case GMFMapPackage.TOP_NODE_REFERENCE__OWNED_CHILD:
return ownedChild != null;
}
return super.eIsSet(featureID);
}
public NodeMapping getChild() {
assert getOwnedChild() != null;
return getOwnedChild();
}
public boolean isSetChild() {
return getOwnedChild() != null;
}
} //TopNodeReferenceImpl