public function getMimeTypeByExtension($path){

        if(!$this->mimeCache){
            $this->mimeCache = require \App::getAlias('disco.mime');
        }//if

        if(isset($this->mimeCache[$this->getExtension($path)])){
            return $this->mimeCache[$this->getExtension($path)];
        }//if

        return null;

    }