Spotlight: Dropzone for File Uploads

Dropzone provides an excellent drag-and-drop file upload experience. Oorian's wrapper makes file handling seamless.

Basic Upload

DzDropzone dropzone = new DzDropzone();
dropzone.setUrl("/upload");
dropzone.setMaxFileSize(10);  // MB
dropzone.setAcceptedFiles(".jpg,.png,.pdf");

dropzone.registerListener(this, FileUploadEvent.class);

@Override
public void onEvent(FileUploadEvent event)
{
    String filename = event.getFilename();
    byte[] data = event.getData();
    storageService.save(filename, data);
}

Multiple Files

dropzone.setMaxFiles(5);
dropzone.setParallelUploads(2);

Conclusion

Dropzone transforms file uploads from a frustrating experience into an intuitive one with drag-and-drop support.