public function write($output)
{
$xfer = 0;
$xfer += $output->writeStructBegin('ColumnParent');
if ($this->column_family !== null) {
$xfer += $output->writeFieldBegin('column_family', TType::STRING, 3);
$xfer += $output->writeString($this->column_family);
$xfer += $output->writeFieldEnd();
}
if ($this->super_column !== null) {
$xfer += $output->writeFieldBegin('super_column', TType::STRING, 4);
$xfer += $output->writeString($this->super_column);
$xfer += $output->writeFieldEnd();
}
$xfer += $output->writeFieldStop();
$xfer += $output->writeStructEnd();
return $xfer;
}