Android Asynchronous request

1 classMytask_sendmessageextendsAsynctask<string, Void, string> {2 3 @Override4         protected voidOnPostExecute (String result) {5             Super. OnPostExecute (result);6 showresponsefromtuling (result);7         }8 9 @OverrideTen         protectedstring Doinbackground (String ... arg0) { OneHttpPost request =NewHttpPost (arg0[0]); A             //the HTTP header must be added to return JSON data when WebMethod is called -Request.addheader ("Content-type", "Application/json; Charset=utf-8 "); -  the             Try { -                 //Adding Parameters -Jsonobject param =NewJsonobject (); -Param.put ("Key", Constants.api_key); +Param.put ("info", arg0[1]); -httpentity entity =NewStringentity (Param.tostring (), "Utf-8"); + request.setentity (entity); A  at                 //send a request and get feedback -HttpResponse response =Newdefaulthttpclient () - . Execute (request); -                 intCode =response.getstatusline (). Getstatuscode (); -                 if(Code = = 200) { -String result =entityutils.tostring (Response.getentity ()); in                     returnresult.tostring (); -                 } to                 return""; +}Catch(Exception e) { -                 //TODO auto-generated Catch block the e.printstacktrace (); *             } $             return"";Panax Notoginseng         } -  the}

Android Asynchronous request