SAP ABAP Class CE_SIW_PIECE_GRP_TYPE (Object Group Types (Convenience Description)) is using

• Class (3)
• Data Element (2)
• Interface (4)
• Class Method (2)

#	Object Type	Object Name	Object Description	Note
1	Interface	IF_SIW_CONTEXT	Project Context Data of a Service Implementation
2	Interface	IF_SIW_CONTEXT	Project Context Data of a Service Implementation
3	Interface	IF_SIW_CONV_DESCR	Manages a List of Objects with Different Object Types
4	Interface	IF_SIW_CONV_DESCR	Manages a List of Objects with Different Object Types