HttpURLConnection send put request JSON request body and server receive

Tag:sage   tin   byte   line    receive     har   ext1   readline   rect   

public void Testhttp () {String result = "";            try {URL posturl = new URL ("Http://localhost:8080/webTest/TestSerlvte");            HttpURLConnection conn = (httpurlconnection) posturl.openconnection ();            Conn.setdooutput (TRUE);              Conn.setdoinput (TRUE);//Conn.setconnecttimeout (5 * 1000);            Put request Conn.setrequestmethod ("put");            Conn.setusecaches (FALSE);            Conn.setinstancefollowredirects (TRUE);            JSON format upload mode conn.setrequestproperty ("Content-type", "application/json;charset=utf-8");            Conn.setrequestproperty ("Header1", "Header1text1");            Conn.setrequestproperty ("Header2", "header1text2");            String payload = "{\" appid\ ": 6,\" appkey\ ": \" 0cf0vgd/clirvmvvt/r5heuth5m=\ ", \" openid\ ": 200}";            OutputStreamWriter OSW = new OutputStreamWriter (Conn.getoutputstream ());            Osw.write (payload);          Osw.flush ();  Osw.close ();            System.out.println (Conn.getresponsecode ()); if (conn.getresponsecode () = =) {InputStreamReader ISR = new InputStreamReader (Conn.getinputstream ())                  ;                  BufferedReader br = new BufferedReader (ISR);                  String inputline = null;                  while ((Inputline = Br.readline ()) = null) {result + = Inputline;                  } isr.close ();              Conn.disconnect ();                } else {//If an error occurs, be sure to check the URL pair no!                BufferedReader br = new BufferedReader (New InputStreamReader (Conn.geterrorstream ()));                String jsontxt = Br.readline ();            Br.close ();                    } conn.disconnect ();        } catch (Exception e) {System.out.println (E.getmessage ()); }    }

　　

Service side:

@Overrideprotected void DoPut (HttpServletRequest req, HttpServletResponse resp) throws Servletexception, IOException { System.out.println ("I am Put"); Req.getheader ("Header4"); System.out.println ("header4" + "----" + req.getheader ("Header4")); ServletInputStream InputStream = Req.getinputstream ();    StringBuilder content = new StringBuilder ();      Byte[] B = new byte[req.getcontentlength ()];      int lens =-1;      while ((lens = Inputstream.read (b)) > 0) {          content.append (new String (b, 0, Lens));      }      String Strcont = content.tostring ();//Content     Resp.setheader ("Resp1", "Resp1text"); Super.doput (req, resp);}

　　

HttpURLConnection send put request JSON request body and server receive