The lifecycle manager maintains the life cycle of portlets and
other portlet container objects running inside the portlet application
engine. LifecycleManager is a interface that is used by the
PortletAppEngineServlet.
Parameters: portletName - The portlet name javax.portlet.Portlet a portlet object. exception: javax.portlet.ProletException - if an error occurs in getting the portlet object, or when instantiating the portletobject.