its undefined behavior. they never said it will not work or prohibited. they said undefined.
On Tue, Oct 9, 2012 at 1:54 AM, Richard Watson <[email protected]>wrote: > 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<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 - is the documentation out of date and the design and implementation do 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. > -- You received this message because you are subscribed to the Google Groups "Google App Engine" group. 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.
