AsyncHttpTask.java
public class AsyncHttpTask extends AsyncTask<String, Void, Integer> {

        @Override
        protected Integer doInBackground(String... params) {
            InputStream inputStream = null;
            Integer result = 0;
            try {
                /* create Apache HttpClient */
                HttpClient httpclient = new DefaultHttpClient();

                /* HttpGet Method */
                HttpGet httpGet = new HttpGet(params[0]);

                /* optional request header */
                httpGet.setHeader("Content-Type", "application/json");

                /* optional request header */
                httpGet.setHeader("Accept", "application/json");

                /* Make http request call */
                HttpResponse httpResponse = httpclient.execute(httpGet);
                int statusCode = httpResponse.getStatusLine().getStatusCode();

                /* 200 represents HTTP OK */
                if (statusCode ==  200) {
                    /* receive response as inputStream */
                    inputStream = httpResponse.getEntity().getContent();
                    String response = convertInputStreamToString(inputStream);
                    parseResult(response);
                    result = 1; // Successful
                } else{
                    result = 0; //"Failed to fetch data!";
                }
            } catch (Exception e) {
                Log.d(TAG, e.getLocalizedMessage());
            }
            return result; //"Failed to fetch data!";
        }\

        @Override
        protected void onPostExecute(Integer result) {
            /* Download complete. Lets update UI */
            if(result == 1){
                arrayAdapter = new ArrayAdapter(MyActivity.this, android.R.layout.simple_list_item_1, blogTitles);
                listView.setAdapter(arrayAdapter);
            }else{
                Log.e(TAG, "Failed to fetch data!");
            }
        }
    }