File indexing completed on 2024-12-29 05:27:23

 <?php
 namespace GuzzleHttp\Psr7;
 
 use Psr\Http\Message\StreamInterface;
 
 /**
  * Stream decorator that begins dropping data once the size of the underlying
  * stream becomes too full.
  */
 class DroppingStream implements StreamInterface
 {
     use StreamDecoratorTrait;
 
     private $maxLength;
 
     /**
      * @param StreamInterface $stream    Underlying stream to decorate.
      * @param int             $maxLength Maximum size before dropping data.
      */
     public function __construct(StreamInterface $stream, $maxLength)
     {
         $this->stream = $stream;
         $this->maxLength = $maxLength;
     }
 
     public function write($string)
     {
         $diff = $this->maxLength - $this->stream->getSize();
 
         // Begin returning 0 when the underlying stream is too large.
         if ($diff <= 0) {
             return 0;
         }
 
         // Write the stream or a subset of the stream if needed.
         if (strlen($string) < $diff) {
             return $this->stream->write($string);
         }
 
         return $this->stream->write(substr($string, 0, $diff));
     }
 }