I'm sure it's very unlikely to work reliably. If you need that, until Google makes a policy change I'd suggest using something like Pusher. http://pusher.com/
On Monday, October 8, 2012 7:17:10 PM UTC+2, Andrew Mackenzie wrote: > > This overview page for the Channel API > > https://developers.google.com/appengine/docs/java/channel/overview > > states in the "Caveats" section: > > "Only one client at a time can connect to a channel using a given Client > ID, so an application cannot use a Client ID for fan-out. In other words, > it's not possible to create a central Client ID for connections to multiple > clients (For example, you can't create a Client ID for something like a > "global-high-scores" channel and use it to broadcast to multiple game > clients.)" > > I can confirm that you CAN have multiple clients listen on the same > channel (via the same Channel ID) and that it works, a single message sent > on the channel is received by all listening clients. > > Can anyone from google comment? > - is the documentation out of date and the design and implementation do > support this > - am I "just lucky" and this could break any time....and I should be > planning a redesign > > It seems a very useful design feature of channels when pushing out status > updates to multiplayer games, group chats and many other use cases. > > I have tried having one page (GWT app) listen on more than one channel, > and as stated in the Caveats, it seems to NOT work. > As David Bowie would say: "If I say I can't do it, I can't do it, I don't > make false claims" :-) > > Thanks. > > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. To view this discussion on the web visit https://groups.google.com/d/msg/google-appengine/-/BF7hA1CZZiIJ. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/google-appengine?hl=en.
