If you want to get fancy and perform an asynchronous file upload with Java, add Ajax functionality by editing the HTML file. If you replace the markup in HTML file with what’s below, the ...

Use Java's packages and static imports to organize top-level types and simplify access to their static members.

Save the index.html file and refresh the web browser. Uploads to Node.js will go through Ajax, and thus create a full JavaScript file uploader with JavaScript running both on the client and the server ...