A simple live template for Android Studio that surrounds the current selection with an Async Task.

async_task_live_template

new AsyncTask<Void, Void, Void>() {

    @Override
    protected Void doInBackground(Void... params) {
        $SELECTION$
        return null;        
    }

    @Override
    protected void onPostExecute(Void result) {

    }

};