# depicter/1.2.0/modules/GuzzleHttp/Psr7/LazyOpenStream.php

Depicter — Popup & Slider Builder, version 1.2.0. 43 lines.

- Page: https://pluginprobe.com/plugins/depicter/1.2.0/code/modules/GuzzleHttp/Psr7/LazyOpenStream.php
- Raw: https://pluginprobe.com/plugins/depicter/1.2.0/raw/modules/GuzzleHttp/Psr7/LazyOpenStream.php
- Modified: 2022-06-01T06:26:20+00:00

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```php
<?php

namespace Depicter\GuzzleHttp\Psr7;

use Depicter\Psr\Http\Message\StreamInterface;

/**
 * Lazily reads or writes to a file that is opened only after an IO operation
 * take place on the stream.
 *
 * @final
 */
class LazyOpenStream implements StreamInterface
{
    use StreamDecoratorTrait;

    /** @var string File to open */
    private $filename;

    /** @var string */
    private $mode;

    /**
     * @param string $filename File to lazily open
     * @param string $mode     fopen mode to use when opening the stream
     */
    public function __construct($filename, $mode)
    {
        $this->filename = $filename;
        $this->mode = $mode;
    }

    /**
     * Creates the underlying stream lazily when required.
     *
     * @return StreamInterface
     */
    protected function createStream()
    {
        return Utils::streamFor(Utils::tryFopen($this->filename, $this->mode));
    }
}

```