SAP ABAP Class CL_OS_EX_TREE_01 (OS: Examples Tree 01) is using

• Class (29)
• Data Element (3)
• Interface (12)
• Class Method (13)
• Program (1)

#	Object Type	Object Name	Object Description	Note
1	Class Method	CL_OS_STATE - SET_OBJECT_FROM_STATE	Object Services: Abstract Class for State Classes
2	Class Method	CL_OS_STATE - SET_STATE_FROM_OBJECT	Object Services: Abstract Class for State Classes
3	Class Method	CL_OS_SYSTEM - GET_QUERY_MANAGER	System Class
4	Class Method	IF_OS_CA_PERSISTENCY - GET_PERSISTENT_BY_QUERY	Class-Specific Persistence Interface
5	Class Method	IF_OS_QUERY_MANAGER - CREATE_QUERY	Object Services Query Manager
6	Class Method	IF_OS_STATE - GET	State Management for a 'Managed Object'
7	Class Method	IF_OS_STATE - HANDLE_EXCEPTION	State Management for a 'Managed Object'
8	Class Method	IF_OS_STATE - HANDLE_EXCEPTION	State Management for a 'Managed Object'
9	Class Method	IF_OS_STATE - HANDLE_EXCEPTION	State Management for a 'Managed Object'
10	Class Method	IF_OS_STATE - HANDLE_EXCEPTION	State Management for a 'Managed Object'
11	Class Method	IF_OS_STATE - INIT	State Management for a 'Managed Object'
12	Class Method	IF_OS_STATE - INVALIDATE	State Management for a 'Managed Object'
13	Class Method	IF_OS_STATE - SET	State Management for a 'Managed Object'