SAP ABAP Class CL_UC_HRY_TREE (Hierarchy as Tree) is using

• Class (11)
• Data Element (1)
• Table/Structure Field (19)
• Interface (20)
• Message Class (2)
• Message Number (2)
• Class Method (13)
• Table (12)

#	Object Type	Object Name	Object Description	Note
1	Data Element	UC_NID	Surrogate ID for Hierarchy Node