protected function init($key)
    {
        if (!isset($this->files[$key])) {
            $this->files[$key] = fopen($this->dir . $key . '.lockfile', 'w+');
            $this->owns[$key] = false;
        }
    }
protected function init($key)
    {
        if (!isset($this->files[$key])) {
            $this->files[$key] = fopen($this->dir . $key . '.lockfile', 'w+');
            $this->owns[$key] = false;
        }
    }
protected function init ( $ key ) { if ( ! isset ( $ this -> files [ $ key ] ) ) { $ this -> files [ $ key ] = fopen ( $ this -> dir . $ key . '.lockfile' , 'w+' ) ; $ this -> owns [ $ key ] = false ; } }
Ceate a new resource or get exisitng with same key
@param $key
Ceate a new resource or get exisitng with same key