/**
* Copyright (c) 2007 IBM Corporation 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:
* IBM - Initial API and implementation
*/
package org.eclipse.emf.test.models.ref.unsettable.impl;
import java.util.Collection;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.ecore.util.EObjectWithInverseResolvingEList;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.emf.test.models.ref.unsettable.C4U;
import org.eclipse.emf.test.models.ref.unsettable.CU;
import org.eclipse.emf.test.models.ref.unsettable.DU;
import org.eclipse.emf.test.models.ref.unsettable.EU;
import org.eclipse.emf.test.models.ref.unsettable.URefPackage;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>DU</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link org.eclipse.emf.test.models.ref.unsettable.impl.DUImpl#getCu <em>Cu</em>}</li>
* <li>{@link org.eclipse.emf.test.models.ref.unsettable.impl.DUImpl#getC4u <em>C4u</em>}</li>
* <li>{@link org.eclipse.emf.test.models.ref.unsettable.impl.DUImpl#getEu <em>Eu</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class DUImpl extends EObjectImpl implements DU
{
/**
* The cached value of the '{@link #getCu() <em>Cu</em>}' reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getCu()
* @generated
* @ordered
*/
protected CU cu;
/**
* This is true if the Cu reference has been set.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
* @ordered
*/
protected boolean cuESet;
/**
* The cached value of the '{@link #getEu() <em>Eu</em>}' reference list.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getEu()
* @generated
* @ordered
*/
protected EList<EU> eu;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected DUImpl()
{
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass()
{
return URefPackage.Literals.DU;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public CU getCu()
{
if (cu != null && cu.eIsProxy())
{
InternalEObject oldCu = (InternalEObject)cu;
cu = (CU)eResolveProxy(oldCu);
if (cu != oldCu)
{
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, URefPackage.DU__CU, oldCu, cu));
}
}
return cu;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public CU basicGetCu()
{
return cu;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetCu(CU newCu, NotificationChain msgs)
{
CU oldCu = cu;
cu = newCu;
boolean oldCuESet = cuESet;
cuESet = true;
if (eNotificationRequired())
{
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, URefPackage.DU__CU, oldCu, newCu, !oldCuESet);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setCu(CU newCu)
{
if (newCu != cu)
{
NotificationChain msgs = null;
if (cu != null)
msgs = ((InternalEObject)cu).eInverseRemove(this, URefPackage.CU__DU, CU.class, msgs);
if (newCu != null)
msgs = ((InternalEObject)newCu).eInverseAdd(this, URefPackage.CU__DU, CU.class, msgs);
msgs = basicSetCu(newCu, msgs);
if (msgs != null) msgs.dispatch();
}
else
{
boolean oldCuESet = cuESet;
cuESet = true;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, URefPackage.DU__CU, newCu, newCu, !oldCuESet));
}
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicUnsetCu(NotificationChain msgs)
{
CU oldCu = cu;
cu = null;
boolean oldCuESet = cuESet;
cuESet = false;
if (eNotificationRequired())
{
ENotificationImpl notification = new ENotificationImpl(this, Notification.UNSET, URefPackage.DU__CU, oldCu, null, oldCuESet);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void unsetCu()
{
if (cu != null)
{
NotificationChain msgs = null;
msgs = ((InternalEObject)cu).eInverseRemove(this, URefPackage.CU__DU, CU.class, msgs);
msgs = basicUnsetCu(msgs);
if (msgs != null) msgs.dispatch();
}
else
{
boolean oldCuESet = cuESet;
cuESet = false;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.UNSET, URefPackage.DU__CU, null, null, oldCuESet));
}
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public boolean isSetCu()
{
return cuESet;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public C4U getC4u()
{
if (eContainerFeatureID() != URefPackage.DU__C4U) return null;
return (C4U)eContainer();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetC4u(C4U newC4u, NotificationChain msgs)
{
msgs = eBasicSetContainer((InternalEObject)newC4u, URefPackage.DU__C4U, msgs);
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setC4u(C4U newC4u)
{
if (newC4u != eInternalContainer() || (eContainerFeatureID() != URefPackage.DU__C4U && newC4u != null))
{
if (EcoreUtil.isAncestor(this, newC4u))
throw new IllegalArgumentException("Recursive containment not allowed for " + toString());
NotificationChain msgs = null;
if (eInternalContainer() != null)
msgs = eBasicRemoveFromContainer(msgs);
if (newC4u != null)
msgs = ((InternalEObject)newC4u).eInverseAdd(this, URefPackage.C4U__DU, C4U.class, msgs);
msgs = basicSetC4u(newC4u, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, URefPackage.DU__C4U, newC4u, newC4u));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EList<EU> getEu()
{
if (eu == null)
{
eu = new EObjectWithInverseResolvingEList.Unsettable.ManyInverse<EU>(EU.class, this, URefPackage.DU__EU, URefPackage.EU__DU);
}
return eu;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void unsetEu()
{
if (eu != null) ((InternalEList.Unsettable<?>)eu).unset();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public boolean isSetEu()
{
return eu != null && ((InternalEList.Unsettable<?>)eu).isSet();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs)
{
switch (featureID)
{
case URefPackage.DU__CU:
if (cu != null)
msgs = ((InternalEObject)cu).eInverseRemove(this, URefPackage.CU__DU, CU.class, msgs);
return basicSetCu((CU)otherEnd, msgs);
case URefPackage.DU__C4U:
if (eInternalContainer() != null)
msgs = eBasicRemoveFromContainer(msgs);
return basicSetC4u((C4U)otherEnd, msgs);
case URefPackage.DU__EU:
return ((InternalEList<InternalEObject>)(InternalEList<?>)getEu()).basicAdd(otherEnd, msgs);
}
return super.eInverseAdd(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs)
{
switch (featureID)
{
case URefPackage.DU__CU:
return basicUnsetCu(msgs);
case URefPackage.DU__C4U:
return basicSetC4u(null, msgs);
case URefPackage.DU__EU:
return ((InternalEList<?>)getEu()).basicRemove(otherEnd, msgs);
}
return super.eInverseRemove(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eBasicRemoveFromContainerFeature(NotificationChain msgs)
{
switch (eContainerFeatureID())
{
case URefPackage.DU__C4U:
return eInternalContainer().eInverseRemove(this, URefPackage.C4U__DU, C4U.class, msgs);
}
return super.eBasicRemoveFromContainerFeature(msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType)
{
switch (featureID)
{
case URefPackage.DU__CU:
if (resolve) return getCu();
return basicGetCu();
case URefPackage.DU__C4U:
return getC4u();
case URefPackage.DU__EU:
return getEu();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public void eSet(int featureID, Object newValue)
{
switch (featureID)
{
case URefPackage.DU__CU:
setCu((CU)newValue);
return;
case URefPackage.DU__C4U:
setC4u((C4U)newValue);
return;
case URefPackage.DU__EU:
getEu().clear();
getEu().addAll((Collection<? extends EU>)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID)
{
switch (featureID)
{
case URefPackage.DU__CU:
unsetCu();
return;
case URefPackage.DU__C4U:
setC4u((C4U)null);
return;
case URefPackage.DU__EU:
unsetEu();
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID)
{
switch (featureID)
{
case URefPackage.DU__CU:
return isSetCu();
case URefPackage.DU__C4U:
return getC4u() != null;
case URefPackage.DU__EU:
return isSetEu();
}
return super.eIsSet(featureID);
}
} //DUImpl