twitterWave, robotMessageBundle.getEvents()) : new TimelineController(
twitterService, rootBlip, twitterWave, robotMessageBundle.getEvents());
// Fetch tweets when search or update button is clicked.
if (controller.isButtonClicked()) {
appendTweets(wavelet, controller.execute());
}
// Handle blip submitted events, that are considered as
// @replies.
for (Event blipSubmittedEvent : robotMessageBundle.getBlipSubmittedEvents()) {