SAP ABAP Class CL_WB2_BUSINESS_STEP (Business Process Step) is using

• Class (17)
• Data Element (8)
• Table/Structure Field (17)
• Function Module (1)
• Interface (3)
• Message Class (1)
• Message Number (1)
• Class Method (8)
• Program (1)
• Table (2)

#	Object Type	Object Name	Object Description	Note
1	Interface	IF_WB2_OBSERVER	Observer
2	Interface	IF_WB2_OBSERVER	Observer
3	Interface	IF_WB2_OBSERVER	Observer