new AsyncTask<String,Void,Void>(){         @Override         protected Void doInBackground(String... params) {             try {                 URL url = new URL(params[0]);                 URLConnection connection = url.openConnection();                InputStream is =  connection.getInputStream();                 InputStreamReader isr = new InputStreamReader(is,"utf-8");                 BufferedReader br = new BufferedReader(isr);                 String line;                 while((line = br.readLine())!= null){                     System.out.println(line);                 }                 br.close();                 isr.close();                 is.close();             } catch (MalformedURLException e) {                 e.printStackTrace();             } catch (IOException e) {                 e.printStackTrace();             }             return null;         }     }.execute("http://fanyi.youdao.com/openapi.do?keyfrom=jin123d1&key=“自己的kEY”&type=data&doctype=json&version=1.1&q=good");