* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetOptimumLiftGraph(OptimumLiftGraphType newOptimumLiftGraph, NotificationChain msgs) {
OptimumLiftGraphType oldOptimumLiftGraph = optimumLiftGraph;
optimumLiftGraph = newOptimumLiftGraph;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, _40Package.LIFT_DATA_TYPE__OPTIMUM_LIFT_GRAPH, oldOptimumLiftGraph, newOptimumLiftGraph);
if (msgs == null) msgs = notification; else msgs.add(notification);
}