FileUploadField jasnyFileUpload = new FileUploadField("jasnyFileUpload");
jasnyFileUploadForm.add(jasnyFileUpload);
UploadProgressBar progressBar = new UploadProgressBar("progressBar",
jasnyFileUploadForm, jasnyFileUpload, Model.of(0));
progressBar.striped(true).active(true).type(ProgressBar.Type.INFO);
jasnyFileUploadForm.add(progressBar);
jasnyFileUploadForm.add(new AjaxButton("submit") {
});
}