public function write($output)
{
$xfer = 0;
$xfer += $output->writeStructBegin('ClientService_set_cell_args');
if ($this->mutator !== null) {
$xfer += $output->writeFieldBegin('mutator', TType::I64, 1);
$xfer += $output->writeI64($this->mutator);
$xfer += $output->writeFieldEnd();
}
if ($this->cell !== null) {
if (!is_object($this->cell)) {
throw new TProtocolException('Bad type in structure.', TProtocolException::INVALID_DATA);
}
$xfer += $output->writeFieldBegin('cell', TType::STRUCT, 2);
$xfer += $this->cell->write($output);
$xfer += $output->writeFieldEnd();
}
$xfer += $output->writeFieldStop();
$xfer += $output->writeStructEnd();
return $xfer;
}