olemus
automaatne toiming objektikirje siirdumisel elutsükli teatud olekusse
= automatic action that occur when an object record moves into a specific lifecycle state

UML:
an action that a method executes when an object enters a state in a state machine regardless of
the transition taken to reach that state

näiteid
https://sparxsystems.com/resources/tutorials/uml2/state-diagram.html
(the State Actions subdivision)