SAP ABAP Data Element GRFN_EXT (Extension Object Type) is used by

• Class (13)
• Interface (2)
• Table (15)

#	Object Type	Object Name	Object Description	Package	Structure Package	Software Component
1	Class	CL_GRFN_API_EXT_ASGN	Extension API Class	GRFN_ENTITY_API	GRFD_MAIN	GRCFND_A
2	Class	CL_GRFN_API_EXT_ASGN	Extension API Class	GRFN_ENTITY_API	GRFD_MAIN	GRCFND_A
3	Class	CL_GRFN_API_EXT_DB	Master Data Extension API	GRFN_ENTITY_API	GRFD_MAIN	GRCFND_A
4	Class	CL_GRFN_EXT_LIST_FEEDER	Extension List Feeder	GRFN_WD_REUSE	GRFD_MAIN	GRCFND_A
5	Class	CL_GRFN_FORM_DEFINITION	Configurable Form UIBB Definition Class	GRFN_WD_REUSE	GRFD_MAIN	GRCFND_A
6	Class	CL_GRFN_MODEL_EXT_DATA_DB	Extension Data for Datebase	GRFN_CATALOGUES	GRFD_MAIN	GRCFND_A
7	Class	CL_GRFN_MODEL_EXT_DATA_DB	Extension Data for Datebase	GRFN_CATALOGUES	GRFD_MAIN	GRCFND_A
8	Class	CL_GRFN_MODEL_EXT_FIELD	Field extension model	GRFN_CATALOGUES	GRFD_MAIN	GRCFND_A
9	Class	CL_GRFN_MODEL_EXT_FIELD	Field extension model	GRFN_CATALOGUES	GRFD_MAIN	GRCFND_A
10	Class	CL_GRFN_MODEL_EXT_FIELD	Field extension model	GRFN_CATALOGUES	GRFD_MAIN	GRCFND_A
11	Class	CL_GRFN_MODEL_EXT_TABLE	Table extension model	GRFN_CATALOGUES	GRFD_MAIN	GRCFND_A
12	Class	CL_GRFN_MODEL_EXT_TABLE	Table extension model	GRFN_CATALOGUES	GRFD_MAIN	GRCFND_A
13	Class	CL_GRFN_UTIL_AUTH	Authorization Wrapper for Common Master Data	GRFN_UTILITIES	GRFD_MAIN	GRCFND_A