[java] HttpServletRequest test

public void testRequest(HttpServletRequest request, HttpServletResponse response) throws Exception {     System.out.println();     System.out.println("## testRequest");     System.out.println("---------------------------------------------");          // method, url, uri, protocol     System.out.println(request.getProtocol());     System.out.println(request.getMethod());     System.out.println(request.getRequestURL());     System.out.println(request.getRequestURI());          System.out.println("---------------------------------------------");          // header     Enumeration enu = request.getHeaderNames();     while (enu.hasMoreElements()) {         String name = enu.nextElement();         String value = request.getHeader(name);         System.out.println(name + " : " + value);     }          System.out.println("---------------------------------------------");          // body     StringBuilder sb = new StringBuilder();     BufferedReader br = new BufferedReader(new InputStreamReader(request.getInputStream()));     char[] buffer = new char[1024];     int bytes = -1;     while ((bytes = br.read(buffer)) > 0) {         sb.append(buffer, 0, bytes);     }     System.out.println(sb.toString());          System.out.println("---------------------------------------------"); }