When developing SiteVision portlets you can access the SiteVision model using the JCR implementation of SiteVision.
The web contains numerous pages with information of portlets. Here are some:
What Is a Portlet
What Is a Portlet, Part 2
Introducing the Portlet Specification, Part 1
Introducing the Portlet Specification, Part 2
Understanding Portals and Portlets: Part One
Understanding Portals and Portlets: Part Two
Understanding the Java Portlet Specification
Portlet Community
JSR 168 FAQ
Last updated: