String str = " UtilCode Framework "; File srcFile = new File("src.txt"); File destFile = new File("dest.txt"); File file = new File("file.txt"); File zipFile = new File("file.zip"); String url = "http://api.example.com/data"; HttpParams params = new HttpParams(); params.put("key", "value"); HttpUtil.post(url, params, new HttpCallback() { @Override public void onSuccess(String response) { } @Override public void onFailure(Exception e) { } });