To print JSON from a httpserverletrequest in Java

PrintJSON.java

StringBuilder sb = new StringBuilder();
 BufferedReader reader = request.getReader();
 try {
     String line;
     while ((line = reader.readLine()) != null) {
         sb.append(line).append('\n');
     }
 } finally {
     reader.close();
 }
 LOGGER.info("JSON: " + sb.toString());