}
builder.addProperty("datasources", Joiner.on(',').join(datasources));
// update announcement
announcer.removeServiceAnnouncement(announcement.getId());
announcer.addServiceAnnouncement(builder.build());
}
private static ServiceAnnouncement getPrestoAnnouncement(Set<ServiceAnnouncement> announcements)
{
for (ServiceAnnouncement announcement : announcements) {