* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetTime1(TimeType newTime1, NotificationChain msgs) {
TimeType oldTime1 = time1;
time1 = newTime1;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, _40Package.SEQUENCE_RULE_TYPE__TIME1, oldTime1, newTime1);
if (msgs == null) msgs = notification; else msgs.add(notification);
}