private function _setResults( $extended = TRUE )
    {
        $this->results                 = [ ];
        $this->results[ 'file_count' ] = count( $this->fileHandles );
        $this->results[ 'dir_count' ]  = count( $this->dirHandles );
        $this->results[ 'link_count' ] = count( $this->linkHandles );

        if ( $extended )
        {
            $this->results[ 'files' ] = $this->fileHandles;
            $this->results[ 'dirs' ]  = $this->dirHandles;
            $this->results[ 'links' ] = $this->linkHandles;
        }
    }