SAP ABAP Class CL_WLF_INVC_FEH_HANDLER (AB: FEH handler for AB documents) is using

• Class (25)
• Data Element (5)
• Table/Structure Field (12)
• Interface (10)
• Message Class (1)
• Message Number (1)
• Class Method (24)
• Table (6)

#	Object Type	Object Name	Object Description	Note
1	Interface	IF_ECH_ACTION	Interface - Action Class
2	Interface	IF_ECH_ACTION	Interface - Action Class
3	Interface	IF_ECH_ACTION	Interface - Action Class
4	Interface	IF_ECH_ACTION	Interface - Action Class
5	Interface	IF_ECH_ACTION	Interface - Action Class
6	Interface	IF_ECH_ACTION	Interface - Action Class
7	Interface	IF_ECH_ACTION	Interface - Action Class
8	Interface	IF_ECH_ACTION	Interface - Action Class
9	Interface	IF_ECH_ACTION	Interface - Action Class
10	Interface	IF_SYSTEM_UUID_STATIC	Static Interface for 16 Byte System UUIDs