[안드로이드] AsyncTask 예제

[안드로이드] AsyncTask 예제

private class async_test extends AsyncTask<String,String,String> {

    @Override
    protected String doInBackground(String... strings) {
        MultiValueMap<String, String> parameters = new LinkedMultiValueMap<String, String>();

        parameters.add("key", value);
        

        HttpHeaders headers = new HttpHeaders();

        headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);
        HttpEntity<MultiValueMap<String, String>> request = new HttpEntity<>(parameters, headers);
        RestTemplate restTemplate = new RestTemplate();

        List<HttpMessageConverter<?>> messageConverters = new ArrayList<HttpMessageConverter<?>>();
        messageConverters.add(new FormHttpMessageConverter());
        messageConverters.add(new StringHttpMessageConverter());
        restTemplate.setMessageConverters(messageConverters);

         result = restTemplate.postForObject(url, parameters, String.class);
        
        try {
            String result_arr = "[" + result + "]";
            JSONArray jArr = new JSONArray(result_arr);
            JSONObject jObject = jArr.getJSONObject(0);
            result = jObject.getString("result");

        } catch (JSONException e) {
            e.printStackTrace();
        }

        return result;
    }

    @Override
    protected void onPostExecute(String s) {
        
        }
    }
}