* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetLevel(LevelType newLevel, NotificationChain msgs) {
LevelType oldLevel = level;
level = newLevel;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, _40Package.EXPONENTIAL_SMOOTHING_TYPE__LEVEL, oldLevel, newLevel);
if (msgs == null) msgs = notification; else msgs.add(notification);
}