Relationship to the Operation that is used for a Call trigger.
The Call Event association applies only when the EAB Type is set to Call.
Multiplicity is 0-1, access is read/write.
Change Event
Relationship to a Change Event object that stores the text of the Change Expression (Change trigger type) and Time Expression (Time trigger type) properties.
Through the Real RTF, Text, Token RTF and Token Text attributes (see above) of the Change Event object, you can set and read the value of the Event Action Block's Change Expression or Time Expression property.
Multiplicity is 0-1, access is read/write.
Guard Condition
Relationship to a Guard Condition object that stores the text of the Guard Condition property.
Through the Real RTF, Text, Token RTF and Token Text attributes (see above) of the Guard Condition object, you can set and read the value of the Event Action Block's Guard Condition property.