SAP ABAP Interface IF_APL_ECATT_OBJ_USAGE (Definition of Interface for Object Where-Used List) is using

• Class (4)
• Data Element (2)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_APL_ECATT_OBJ_USAGE	Contains the Cross-Reference Data and Methods
2	Class	CL_APL_ECATT_PARAMS	Parameter Definition for Test Data
3	Class	CL_APL_ECATT_XML_DATA	XML Document for eCATT Data (iXML Wrapper Classes)
4	Class	CX_ECATT_APL	Basis Class for Exceptions in eCATT Application Layer