/**
  * Function to update role list of user 
  *
  * @param UpdateRoleListOfUser $parameters
  * @return void
  */
 public function updateRoleListOfUser( $username, $roles){
     $parameters = new UpdateRoleListOfUser();
     $parameters->userName = $username;
     $parameters->deletedRoles = $roles["deleted"];
     $parameters->newRoles = $roles["new"];
     return $this->serviceStub->updateRoleListOfUser( $parameters);
 }