private function initReadableStream()
    {
        $context = stream_context_get_options($this->context);

        $this->stream = new ReadableStream(
            $context[$this->protocol]['collectionWrapper'],
            $context[$this->protocol]['file']
        );

        return true;
    }
private function initReadableStream()
    {
        $context = stream_context_get_options($this->context);

        $this->stream = new ReadableStream(
            $context[$this->protocol]['collectionWrapper'],
            $context[$this->protocol]['file']
        );

        return true;
    }
private function initReadableStream ( ) { $ context = stream_context_get_options ( $ this -> context ) ; $ this -> stream = new ReadableStream ( $ context [ $ this -> protocol ] [ 'collectionWrapper' ] , $ context [ $ this -> protocol ] [ 'file' ] ) ; return true ; }
Initialize the internal stream for reading.

@see StreamWrapper::stream_open()
@return boolean
Initialize the internal stream for reading .