在play framework 2.5中获取上传的文件名

import play.mvc.Controller;
import play.mvc.Http;
import play.mvc.Result;
import play.mvc.Http.MultipartFormData;
import play.mvc.Http.MultipartFormData.FilePart;

public class MyController extends Controller {
    public Result uploadFile() {
        MultipartFormData formData = request().body().asMultipartFormData();
        FilePart filePart = formData.getFile("fieldName");
        
        if (filePart != null) {
            String fileName = filePart.getFilename();
            return ok("Uploaded file name: " + fileName);
        } else {
            return badRequest("No file uploaded");
        }
    }
}