crossjoin / Browscap

     */

    public function getReader($reInitiate = false) : ReaderInterface

    {

        if ($reInitiate === true || $this->reader === null) {

            $directory = $this->getDataDirectory();

            if (!$this->isDirectoryReadable($directory)) {

                throw new ParserConfigurationException("Directory '$directory' is not readable.", 1458974128);

            }

            $this->reader = new Reader($directory);

            $this->reader->setPropertyFilter($this->getPropertyFilter());

            $this->reader->setDataVersionHash($this->getDataVersionHash());

        }

        return $this->reader;

    }

     */

    public function getWriter() : WriterInterface

    {

        if ($this->writer === null) {

            $directory = $this->getDataDirectory();

            if (!$this->isDirectoryWritable($directory)) {

                throw new ParserConfigurationException("Directory '$directory' is not writable.", 1458974129);

            }

            $this->writer = new Writer($directory, $this->getSource());

            $this->writer->setPropertyFilter($this->getPropertyFilter());

            $this->writer->setDataVersionHash($this->getDataVersionHash());

        }

        return $this->writer;

    }