By nitkal on Jun 17, 2008
WSRP 2.0 offers Leasing of Portlets as part of the specification. Leasing is the process by which a Consumer registers with a Producer for a specified time period, after which the Consumer Registration is rendered invalid. Lifetime is an optional parameter in the Registration offered by V2 producers. The OpenPortal WSRP project (Sun's open source implementation of WSRP ) has implemented this feature using the Open Source Portlet Container 2.0 . Check this wiki page for more information on portlet leasing.
Here's a primer on using the Leasing feature..