* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetServiceType(ServiceType newServiceType, NotificationChain msgs) {
ServiceType oldServiceType = serviceType;
serviceType = newServiceType;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, ShopPackage.SHIPPING_INSTRUCTIONS__SERVICE_TYPE, oldServiceType, newServiceType);
if (msgs == null) msgs = notification; else msgs.add(notification);
}