JSR-168 vs JSR-286 specification.


There is a number of limitations in Java Portlet Specification (JSR-168). The JSR-286 specification is came with overcoming these limitations.

      JSR-286 is came with the following features.    
  • Java Portlet Specification 2.0   
  • Inter-Portlet Communication through events and public render parameters. 
  • Serving AJAX or JSON data directly through portlets.
  • Introduction of portlet filters and listeners

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