SAP ABAP Class CL_ART_CONTRIB_4_EXPRESSION (quickfix contributor for expressions) is using

• Class (25)
• Interface (6)
• Class Method (20)

#	Object Type	Object Name	Object Description	Note
1	Interface	IF_ART_BLACKBOARD_CONTRIBUTOR	Agent filling the blackboard
2	Interface	IF_ART_BLACKBOARD_CONTRIBUTOR	Agent filling the blackboard
3	Interface	IF_ART_BLACKBOARD_CONTRIBUTOR	Agent filling the blackboard
4	Interface	IF_ART_BLACKBOARD_CONTRIBUTOR	Agent filling the blackboard
5	Interface	IF_AUNIT_CONSTANTS	ABAP Unit: Constants for test API
6	Interface	IF_PST_STATEMENT_TYPES	PST Statement Types