* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetGridEnvelope(GridEnvelopeType newGridEnvelope, NotificationChain msgs) {
GridEnvelopeType oldGridEnvelope = gridEnvelope;
gridEnvelope = newGridEnvelope;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, GmlPackage.GRID_LIMITS_TYPE__GRID_ENVELOPE, oldGridEnvelope, newGridEnvelope);
if (msgs == null) msgs = notification; else msgs.add(notification);
}