c.prepareGet(urlTarget).execute().get();
c.prepareGet(urlTarget).execute().get();
c.prepareGet(urlTarget).execute().get();
c.prepareGet(urlTarget).execute().get();
c.prepareGet(urlTarget).execute().get();
Response r = f.get(10, TimeUnit.SECONDS);
assertNotNull(r);
assertEquals(r.getResponseBody(), "message-0 message-1 message-2 message-3 message-final");