Portlet specification 2.0 Proposed Final draft is out for documentation.
A Quick look at the major changes that you will find in the JSR 286 are:-
- Event bus concept for Interportlet Communication ( In JSR 168 we use PortletSession with APPLICAION_SCOPE for IPC )which will allow portlets in two different war to communicate each other.
- Render parameter sharing will allows to share render parameters with portlets.
- Portlet Filter
- New request type introduced.Event Request, Resource Request, Fragmanet Request.
- creating different url like createFragementURL, createRresourceURL by invoking methods on portletResponse interface.
- Security
- Caching.
and many more....
