* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetWidgetExpression(WidgetExpression newWidgetExpression, NotificationChain msgs) {
WidgetExpression oldWidgetExpression = widgetExpression;
widgetExpression = newWidgetExpression;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, FlowConnectorPackage.WIDGET__WIDGET_EXPRESSION, oldWidgetExpression, newWidgetExpression);
if (msgs == null) msgs = notification; else msgs.add(notification);
}