|Oracle GlassFish Server Reference Manual
Part Number E24938-01
glassfish:web:session:sessionPassivatedStartEvent( java.lang.String sessionId, java.lang.String appName, java.lang.String hostName)
This event is sent whenever an HTTP session is about to be passivated (for example, in preparation for being persisted).
The ID of the HTTP session that is about to be passivated
The name of the web application to which the HTTP session belongs.
The name of the virtual server on which the application has been deployed.