The AMQ idea looks like an interesting one I wonder if anyone has implemented this through GWT.....
On Sep 5, 6:07 am, elliot <[EMAIL PROTECTED]> wrote: > their impl is rather like the one thomas described, using a comet-like > open cnxn coupled with a timeout. > > ' > To avoid the load vs latency tradeoff,AMQuses a waiting poll > mechanism. As soon as theamq.js script is loaded, the client begins > polling the server for available messages. A poll request can be sent > as a GET request or as a POST if there are other messages ready to be > delivered from the client to the server. When the > MessageListenerServlet receives a poll it: > > 1. if the poll request is a POST, all send, listen and unlisten > messages are processed > 2. if there are no messages available for the client on any of the > subscribed channels or topic, the servlet suspends the request > handling until: > * A MessageAvailableConsumer Listener is called to indicate > that a message is now available; or > * A timeout expires (normally around 30 seconds, which is > less than all common TCP/IP, proxy and browser timeouts). > 3. A HTTP response is returned to the client containing all > available messages encapsulated as text/xml. > ' > > On Sep 4, 9:45 pm, Ron Lawrence <[EMAIL PROTECTED]> wrote: > > > I wonder if anyone has tried Active MQ. They seem to have a javascript > > client for JMS > > > http://activemq.apache.org/ajax.html --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Google Web Toolkit" group. To post to this group, send email to Google-Web-Toolkit@googlegroups.com To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/Google-Web-Toolkit?hl=en -~----------~----~----~----~------~----~------~--~---
