* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setOperation(TCGOCLOperationType newOperation) {
TCGOCLOperationType oldOperation = operation;
operation = newOperation == null ? OPERATION_EDEFAULT : newOperation;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, ActivityTestCaseGraphPackage.TCGOCL_OPERATION_CALL_EXP__OPERATION, oldOperation, operation));
}