StreamWriter.php

<?php

/*
 * © 2016 IRSTEA
 * Guillaume Perréal <guillaume.perreal@irstea.fr>
 * Tous droits réservés.
 */

namespace Irstea\PlantUmlBundle\Writer;

/**
 * Description of OutputWriter
 *
 * @author Guillaume Perréal <guillaume.perreal@irstea.fr>
 */
class StreamWriter extends AbstractWriter
{
    /**
     * @var resource
     */
    private $stream;

    public function __construct($stream)
    {
        if (!is_resource($stream)) {
            throw new \InvalidArgumentException("Expecting a stream, not a ".  gettype($stream));
        }
        $this->stream = $stream;
    }

    protected function doWrite($data)
    {
        fwrite($this->stream, $data);
    }
}