/**
*
*
*
* $Id: ChainExpressionNodeImpl.java,v 1.3 2008/03/13 08:40:01 jkohnlein Exp $
*/
package org.eclipse.xpand3.internal.parser.xpand3node.impl;
import java.util.Collection;
import org.eclipse.emf.common.notify.Notification;
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.util.EObjectResolvingEList;
import org.eclipse.tmf.common.node.CompositeNode;
import org.eclipse.tmf.common.node.impl.CompositeNodeImpl;
import org.eclipse.xpand3.internal.parser.xpand3node.ChainExpressionNode;
import org.eclipse.xpand3.internal.parser.xpand3node.Xpand3nodePackage;
/**
*
* An implementation of the model object 'Chain Expression Node'.
*
*
* The following features are implemented:
*
* - {@link org.eclipse.xpand3.internal.parser.xpand3node.impl.ChainExpressionNodeImpl#getNexts Nexts}
* - {@link org.eclipse.xpand3.internal.parser.xpand3node.impl.ChainExpressionNodeImpl#getFirst First}
*
*
*
* @generated
*/
public class ChainExpressionNodeImpl extends CompositeNodeImpl implements ChainExpressionNode {
/**
* The cached value of the '{@link #getNexts() Nexts}' reference list.
*
*
* @see #getNexts()
* @generated
* @ordered
*/
protected EList nexts;
/**
* The cached value of the '{@link #getFirst() First}' reference.
*
*
* @see #getFirst()
* @generated
* @ordered
*/
protected CompositeNode first;
/**
*
*
* @generated
*/
protected ChainExpressionNodeImpl() {
super();
}
/**
*
*
* @generated
*/
@Override
protected EClass eStaticClass() {
return Xpand3nodePackage.Literals.CHAIN_EXPRESSION_NODE;
}
/**
*
*
* @generated
*/
public EList getNexts() {
if (nexts == null) {
nexts = new EObjectResolvingEList(CompositeNode.class, this, Xpand3nodePackage.CHAIN_EXPRESSION_NODE__NEXTS);
}
return nexts;
}
/**
*
*
* @generated
*/
public CompositeNode getFirst() {
if (first != null && first.eIsProxy()) {
InternalEObject oldFirst = (InternalEObject)first;
first = (CompositeNode)eResolveProxy(oldFirst);
if (first != oldFirst) {
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, Xpand3nodePackage.CHAIN_EXPRESSION_NODE__FIRST, oldFirst, first));
}
}
return first;
}
/**
*
*
* @generated
*/
public CompositeNode basicGetFirst() {
return first;
}
/**
*
*
* @generated
*/
public void setFirst(CompositeNode newFirst) {
CompositeNode oldFirst = first;
first = newFirst;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, Xpand3nodePackage.CHAIN_EXPRESSION_NODE__FIRST, oldFirst, first));
}
/**
*
*
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType) {
switch (featureID) {
case Xpand3nodePackage.CHAIN_EXPRESSION_NODE__NEXTS:
return getNexts();
case Xpand3nodePackage.CHAIN_EXPRESSION_NODE__FIRST:
if (resolve) return getFirst();
return basicGetFirst();
}
return super.eGet(featureID, resolve, coreType);
}
/**
*
*
* @generated
*/
@SuppressWarnings("unchecked")
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case Xpand3nodePackage.CHAIN_EXPRESSION_NODE__NEXTS:
getNexts().clear();
getNexts().addAll((Collection)newValue);
return;
case Xpand3nodePackage.CHAIN_EXPRESSION_NODE__FIRST:
setFirst((CompositeNode)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
*
*
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case Xpand3nodePackage.CHAIN_EXPRESSION_NODE__NEXTS:
getNexts().clear();
return;
case Xpand3nodePackage.CHAIN_EXPRESSION_NODE__FIRST:
setFirst((CompositeNode)null);
return;
}
super.eUnset(featureID);
}
/**
*
*
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case Xpand3nodePackage.CHAIN_EXPRESSION_NODE__NEXTS:
return nexts != null && !nexts.isEmpty();
case Xpand3nodePackage.CHAIN_EXPRESSION_NODE__FIRST:
return first != null;
}
return super.eIsSet(featureID);
}
} //ChainExpressionNodeImpl