* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void unsetOperator() {
OperatorType oldOperator = operator;
boolean oldOperatorESet = operatorESet;
operator = OPERATOR_EDEFAULT;
operatorESet = false;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.UNSET, _40Package.SIMPLE_PREDICATE_TYPE__OPERATOR, oldOperator, OPERATOR_EDEFAULT, oldOperatorESet));