How to write javascript in client side to receive and parse `chunked` response in time?

I'm using play framework, to generate chunked response. The code is: class Test extends Controller { public static void chunk() throws InterruptedException { for (int i = 0; i < 10; i++) { String data = repeat("" + i, 1000); response.writeChunk(data); Thread.sleep(1000); } } } When I use browser to visit http://localhost:9000/test/chunk, I can see the data displayed increased every second. But, wh