public function writeHeaders(array $headers)
    {
        $bar = $this->table_connectorHeader;
        $header = $this->table_headerPart;

        foreach ($headers as $name => $length) {
            $bar .= str_pad('', $length + 2, $this->table_barFiller).$this->table_connectorHeader;

            $header .= ' '.str_pad($name, $length, ' ', STR_PAD_RIGHT).' '.$this->table_headerPart;
        }

        $this->output->writeln($bar);
        $this->output->writeln($header);
        $this->output->writeln($bar);
    }