swipeRefresh

SwipeRefreshLayout swipeRefreshLayout = (SwipeRefreshLayout)findViewById(R.id.refreshLayout);
        swipeRefreshLayout.setOnRefreshListener(
                new SwipeRefreshLayout.OnRefreshListener() {
                    @Override
                    public void onRefresh() {
                        onStartup();
                        swipeRefreshLayout.setRefreshing(false);
                    }
                }
        );