The Jetty Overlay Deployer allows multiple WAR files to be overlayed so that a web application can be customised, configured and deployed without the need to unpack, modify and repack the WAR file. This has the benefits of: The WAR
CometD Message Flow Control with Listeners
In the last blog entry I talked about message flow control using CometD‘s lazy channels. Now I want to show how it is possible to achieve a similar flow control using specialized listeners that allow to manipulate the ServerSession message
Jetty with Spring XML
Since the very beginning, Jetty has been IOC friendly and thus has been able to be configured with spring. But the injecting and assembling the jetty container is not the only need that Jetty has for configuration and there are
Getting Started With Websockets
The WebSockets protocol and API is an emerging standard to provide better bidirectional communication between a browser (or other web client) and a server. It is intended to eventually replace the comet techniques like long polling. Jetty has supported the
CometD Codemotion Slides
The Codemotion conference slides of my talk on Comet and WebSocket web applications are available here: slideshare, download.
CometD Message Flow Control with Lazy Channels
In the CometD introduction post, I explained how the CometD project provides a solution for writing low-latency server-side event-driven web applications. Examples of this kind of applications are financial applications that provide stock quote price updates, or online games, or
Jetty 7.4 new features
A release candidate of Jetty 7.4 is now available as both Jetty@eclipse and Jetty-Hightide@codehaus distributions. This release contains a number of new features which I will briefly introduce now, and make the target of more detailed blogs, webinars and wiki
CometD Introduction
The CometD project provides tools to write server-side event-driven web applications. This kind of web application is becoming more popular, thanks to the fact that browsers have become truly powerful (JavaScript performance problems are now a relic of the past)
CometD 2.1.1 Released
CometD 2.1.1 has been released. This is a minor bug fix release that updates the JavaScript toolkits to Dojo 1.6.0 and jQuery 1.5.1, and Jetty to 7.3.1 and 6.1.26. Enjoy !
Is WebSocket Chat Simpler?
A year ago I wrote an article asking Is WebSocket Chat Simple?, where I highlighted the deficiencies of this much touted protocol for implementing simple comet applications like chat. After a year of intense debate there have been many changes