User exit activation
_RSE_JAVAOPTS <exit_point>.actionvariables in
<exit_point>represents a keyword identifying a specific exit point, as documented in Available exit points.
By default, the user ID assigned to RSE daemon is used to execute the provided exit routine. Uncomment and specify a user ID to use the specified ID for executing the user exit. There is no need to specify a password, because RSE will generate a PassTicket to be used as password when it switches to the specified user ID.