XmlHttpRequest BAD - Messaging GOOD
A messaging paradigm for browsers?
XmlHTTPRequest is the wrong API on which to base Ajax communications. A messaging paradigm is needed within our Ajax libraries and support is needed in the browser.
Jetty Continuations for Quality of Service.
preventing resource starvation
Jetty Continuations can be used to prevent resource starvation
caused by JDBC Connection pools or similar slow and/or restricted resources.
Jetty Continuations have mostly been discussed in the context of web 2.0, Ajax Push and Comet. However there are many other use cases and the Throttle Filter, written by Jetty committer Tim Vernum, is an excellent example of how Continuations can be used to provide a consistent quality of service within a web application.