SAP ABAP Interface IF_ESH_FED_FEDERATION_SEARCH (Federation Search Interface) is using

• Class (3)
• Table (1)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_ESH_FED_REQUEST_DATA	Search Request Data
2	Class	CL_ESH_IF_SEARCH_RESPONSES	Search Responses
3	Class	CX_ESH_IF_ENGINE	ESH Interface Exception