SAP ABAP Class CL_APPT_RULE_F_ (Rule Class for Periods) is using

• Class (3)
• Data Element (8)
• Table/Structure Field (27)
• Function Module (4)
• Message Class (3)
• Message Number (3)
• Program (1)
• Table (9)

#	Object Type	Object Name	Object Description	Note
1	Message Class	BC	Scheduler (calendar)
2	Message Class	BC	Scheduler (calendar)
3	Message Class	BC	Scheduler (calendar)