/**
* <copyright>
* </copyright>
*
* $Id: ExpressionStatementImpl.java,v 1.2 2011/03/05 21:37:35 auhl Exp $
*/
package behavioral.actions.impl;
import behavioral.actions.ActionsPackage;
import behavioral.actions.ExpressionStatement;
import dataaccess.expressions.Expression;
import dataaccess.expressions.ExpressionsPackage;
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;
/**
* <!-- begin-user-doc -->
* An implementation of the model object '<em><b>Expression Statement</b></em>'.
* <!-- end-user-doc -->
* <p>
* The following features are implemented:
* <ul>
* <li>{@link behavioral.actions.impl.ExpressionStatementImpl#getExpression <em>Expression</em>}</li>
* </ul>
* </p>
*
* @generated
*/
public class ExpressionStatementImpl extends StatementImpl implements ExpressionStatement {
/**
* The cached value of the '{@link #getExpression() <em>Expression</em>}' containment reference.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getExpression()
* @generated
* @ordered
*/
protected Expression expression;
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
protected ExpressionStatementImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return ActionsPackage.Literals.EXPRESSION_STATEMENT;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public Expression getExpression() {
if (expression != null && expression.eIsProxy()) {
InternalEObject oldExpression = (InternalEObject)expression;
expression = (Expression)eResolveProxy(oldExpression);
if (expression != oldExpression) {
InternalEObject newExpression = (InternalEObject)expression;
NotificationChain msgs = oldExpression.eInverseRemove(this, ExpressionsPackage.EXPRESSION__EXPRESSION_STATEMENT, Expression.class, null);
if (newExpression.eInternalContainer() == null) {
msgs = newExpression.eInverseAdd(this, ExpressionsPackage.EXPRESSION__EXPRESSION_STATEMENT, Expression.class, msgs);
}
if (msgs != null) msgs.dispatch();
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.RESOLVE, ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION, oldExpression, expression));
}
}
return expression;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public Expression basicGetExpression() {
return expression;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetExpression(Expression newExpression, NotificationChain msgs) {
Expression oldExpression = expression;
expression = newExpression;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION, oldExpression, newExpression);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setExpression(Expression newExpression) {
if (newExpression != expression) {
NotificationChain msgs = null;
if (expression != null)
msgs = ((InternalEObject)expression).eInverseRemove(this, ExpressionsPackage.EXPRESSION__EXPRESSION_STATEMENT, Expression.class, msgs);
if (newExpression != null)
msgs = ((InternalEObject)newExpression).eInverseAdd(this, ExpressionsPackage.EXPRESSION__EXPRESSION_STATEMENT, Expression.class, msgs);
msgs = basicSetExpression(newExpression, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION, newExpression, newExpression));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION:
if (expression != null)
msgs = ((InternalEObject)expression).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION, null, msgs);
return basicSetExpression((Expression)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 ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION:
return basicSetExpression(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 ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION:
if (resolve) return getExpression();
return basicGetExpression();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION:
setExpression((Expression)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION:
setExpression((Expression)null);
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case ActionsPackage.EXPRESSION_STATEMENT__EXPRESSION:
return expression != null;
}
return super.eIsSet(featureID);
}
} //ExpressionStatementImpl