SAP ABAP Table SALRTHDRRULE (PI Alerting: Alert Header Rules) is used by

• Class (3)
• Program (2)
• TTYP (1)
• View (3)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_AI_CACHE_DIR Method: REFRESH_CACHE	XI Runtime: ABAP Directory Cache	SAI_CACHE	BASIS	SAP_BASIS
2	Class	CL_XI_ALERT_ENGINE	Alert rule engine	SXMSALERT	BASIS	SAP_BASIS
3	Class	CL_XI_ALERT_ENGINE	Alert rule engine	SXMSALERT	BASIS	SAP_BASIS