/**
* <copyright>
* </copyright>
*
* $Id$
*/
package dataaccess.expressions.impl;
import data.classes.AssociationEnd;
import dataaccess.expressions.Expression;
import dataaccess.expressions.ExpressionsPackage;
import dataaccess.expressions.NavigationStep;
import dataaccess.expressions.Replace;
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.emf.ecore.impl.EObjectImpl;
import org.eclipse.emf.ecore.util.EcoreUtil;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Navigation Step</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link dataaccess.expressions.impl.NavigationStepImpl#getReplace <em>Replace</em>}</li>
* <li>{@link dataaccess.expressions.impl.NavigationStepImpl#getTo <em>To</em>}</li>
* <li>{@link dataaccess.expressions.impl.NavigationStepImpl#getFilterFunction <em>Filter Function</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class NavigationStepImpl extends EObjectImpl implements NavigationStep {
/**
* The cached value of the '{@link #getTo() <em>To</em>}' reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getTo()
* @generated
* @ordered
*/
protected AssociationEnd to;
/**
* The cached value of the '{@link #getFilterFunction() <em>Filter Function</em>}' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getFilterFunction()
* @generated
* @ordered
*/
protected Expression filterFunction;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected NavigationStepImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return ExpressionsPackage.Literals.NAVIGATION_STEP;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public Replace getReplace() {
if (eContainerFeatureID() != ExpressionsPackage.NAVIGATION_STEP__REPLACE) return null;
return (Replace)eContainer();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public Replace basicGetReplace() {
if (eContainerFeatureID() != ExpressionsPackage.NAVIGATION_STEP__REPLACE) return null;
return (Replace)eInternalContainer();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetReplace(Replace newReplace, NotificationChain msgs) {
msgs = eBasicSetContainer((InternalEObject)newReplace, ExpressionsPackage.NAVIGATION_STEP__REPLACE, msgs);
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setReplace(Replace newReplace) {
if (newReplace != eInternalContainer() || (eContainerFeatureID() != ExpressionsPackage.NAVIGATION_STEP__REPLACE && newReplace != null)) {
if (EcoreUtil.isAncestor(this, newReplace))
throw new IllegalArgumentException("Recursive containment not allowed for " + toString());
NotificationChain msgs = null;
if (eInternalContainer() != null)
msgs = eBasicRemoveFromContainer(msgs);
if (newReplace != null)
msgs = ((InternalEObject)newReplace).eInverseAdd(this, ExpressionsPackage.REPLACE__STEPS, Replace.class, msgs);
msgs = basicSetReplace(newReplace, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, ExpressionsPackage.NAVIGATION_STEP__REPLACE, newReplace, newReplace));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public AssociationEnd getTo() {
if (to != null && to.eIsProxy()) {
InternalEObject oldTo = (InternalEObject)to;
to = (AssociationEnd)eResolveProxy(oldTo);
if (to != oldTo) {
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, ExpressionsPackage.NAVIGATION_STEP__TO, oldTo, to));
}
}
return to;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public AssociationEnd basicGetTo() {
return to;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setTo(AssociationEnd newTo) {
AssociationEnd oldTo = to;
to = newTo;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, ExpressionsPackage.NAVIGATION_STEP__TO, oldTo, to));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public Expression getFilterFunction() {
if (filterFunction != null && filterFunction.eIsProxy()) {
InternalEObject oldFilterFunction = (InternalEObject)filterFunction;
filterFunction = (Expression)eResolveProxy(oldFilterFunction);
if (filterFunction != oldFilterFunction) {
InternalEObject newFilterFunction = (InternalEObject)filterFunction;
NotificationChain msgs = oldFilterFunction.eInverseRemove(this, EOPPOSITE_FEATURE_BASE - ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION, null, null);
if (newFilterFunction.eInternalContainer() == null) {
msgs = newFilterFunction.eInverseAdd(this, EOPPOSITE_FEATURE_BASE - ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION, null, msgs);
}
if (msgs != null) msgs.dispatch();
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION, oldFilterFunction, filterFunction));
}
}
return filterFunction;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public Expression basicGetFilterFunction() {
return filterFunction;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetFilterFunction(Expression newFilterFunction, NotificationChain msgs) {
Expression oldFilterFunction = filterFunction;
filterFunction = newFilterFunction;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION, oldFilterFunction, newFilterFunction);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setFilterFunction(Expression newFilterFunction) {
if (newFilterFunction != filterFunction) {
NotificationChain msgs = null;
if (filterFunction != null)
msgs = ((InternalEObject)filterFunction).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION, null, msgs);
if (newFilterFunction != null)
msgs = ((InternalEObject)newFilterFunction).eInverseAdd(this, EOPPOSITE_FEATURE_BASE - ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION, null, msgs);
msgs = basicSetFilterFunction(newFilterFunction, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION, newFilterFunction, newFilterFunction));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case ExpressionsPackage.NAVIGATION_STEP__REPLACE:
if (eInternalContainer() != null)
msgs = eBasicRemoveFromContainer(msgs);
return basicSetReplace((Replace)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 ExpressionsPackage.NAVIGATION_STEP__REPLACE:
return basicSetReplace(null, msgs);
case ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION:
return basicSetFilterFunction(null, msgs);
}
return super.eInverseRemove(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eBasicRemoveFromContainerFeature(NotificationChain msgs) {
switch (eContainerFeatureID()) {
case ExpressionsPackage.NAVIGATION_STEP__REPLACE:
return eInternalContainer().eInverseRemove(this, ExpressionsPackage.REPLACE__STEPS, Replace.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 ExpressionsPackage.NAVIGATION_STEP__REPLACE:
if (resolve) return getReplace();
return basicGetReplace();
case ExpressionsPackage.NAVIGATION_STEP__TO:
if (resolve) return getTo();
return basicGetTo();
case ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION:
if (resolve) return getFilterFunction();
return basicGetFilterFunction();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case ExpressionsPackage.NAVIGATION_STEP__REPLACE:
setReplace((Replace)newValue);
return;
case ExpressionsPackage.NAVIGATION_STEP__TO:
setTo((AssociationEnd)newValue);
return;
case ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION:
setFilterFunction((Expression)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case ExpressionsPackage.NAVIGATION_STEP__REPLACE:
setReplace((Replace)null);
return;
case ExpressionsPackage.NAVIGATION_STEP__TO:
setTo((AssociationEnd)null);
return;
case ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION:
setFilterFunction((Expression)null);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case ExpressionsPackage.NAVIGATION_STEP__REPLACE:
return basicGetReplace() != null;
case ExpressionsPackage.NAVIGATION_STEP__TO:
return to != null;
case ExpressionsPackage.NAVIGATION_STEP__FILTER_FUNCTION:
return filterFunction != null;
}
return super.eIsSet(featureID);
}
} //NavigationStepImpl