Upload Helper

Accept single and multi file uploads on every component for Vaadin 14+

Upload-Helper for Vaadin 14+

Accept single and multi file uploads on every component for Vaadin 14+

This component is based on Vaadin's own Upload component and can be used in the same way.

Documentation

docs.f0rce.de/upload-helper

License

MIT License

Sample code

		ByteArrayOutputStream buffer = new ByteArrayOutputStream(65536);

		class FileReceiver implements UHReceiver {

			@Override
			public OutputStream receiveUpload(String fileName, String mimeType) {
				buffer.reset();
				return buffer;
			}

		}

		TextField tf = new TextField("TestValue");
		tf.setWidth("300px");

		UploadHelper uploadHelper = new UploadHelper(tf, new FileReceiver());

		uploadHelper.addSucceededListener(inEvent -> {
			System.out.println(inEvent.getFileName() + " " + inEvent.getMIMEType() + " " + inEvent.getContentLength());
			tf.setValue(buffer.toString());
		});

		add(uploadHelper, tf);

Links

• View on GitHub
• Issue tracker
• Discussion Forum
• Documentation
• Author Homepage

Compatibility