BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(
new FileOutputStream(testFile.getAbsolutePath()), "utf-8"));
writer.write(FILE_HTML);
writer.close();
server.setHttpHandler("POST", new HttpRequestCallback() {
@Override
public void call(HttpServletRequest req, HttpServletResponse res) throws IOException {
if (ServletFileUpload.isMultipartContent(req) && req.getPathInfo().endsWith("/upload")) {
// Create a factory for disk-based file items
DiskFileItemFactory factory = new DiskFileItemFactory(1024, new File(System.getProperty("java.io.tmpdir")));