For JSR286 portlet, i tried to collect all tech notes, articles and java doc with this single blog post.
My idea is to collect almost all articles on JSR286 under this single blog post, i will keep on updating this post as and when i find any new article. so keep visiting this :-).
Also if you find anything new, please feel free to post comment, i will update this post accordingly.
You can also see topic wise articles on JSR 286 below.
Please have a look, should be useful for you
For JSR 286 specification, JSR 286 Java doc, Source, Portlet 2.0 executable jar
JSR 286 Class Diagram, created by Joey Bernal
What's new in the Java Portlet Specification V2.0 (JSR 286)?
Interportlet coomunication in JSR286
JSR 286 Container Runtime Options
Flex in JSR 286 Portlets
JSR 286 WCM Rendering Portlet
Developing JSR 286 portlets using RAD 7.0 on WPS 6.1
IPC in Liferay Portal
WCM JSR 286 Portlet - Tips, Issues and Limitations