What is BAdI reference variable in SAP BC-ABA - ABAP Runtime Environment?

SAP Term: BAdI reference variable

• Component: BC-ABA

• Component Name: ABAP Runtime Environment

• Description: A special object reference variable that is declared with reference to a BAdI and used to access the corresponding BAdI object. BAdI reference variables are supplied with a BAdI reference using GET BADI and are used solely in CALL BADI to call BAdI methods. Seen technically, BAdI reference variables are class reference variables of the static type of a concrete BAdI class or of its abstract superclass CL_BADI_BASE.

Smart SAP Assistant

• Key Concepts: 
  BAdI reference variable is a type of variable used in the ABAP Runtime Environment of SAP. It is used to reference a Business Add-In (BAdI) instance, which is a type of object that can be used to customize the behavior of an SAP system. The BAdI reference variable can be used to access the methods and attributes of the BAdI instance. 
  
  How to use it: 
  The BAdI reference variable is declared in the ABAP program using the statement “DATA: ref TYPE REF TO lcl_badi”. The “lcl_badi” is the name of the BAdI class that was created for the BAdI instance. The BAdI reference variable can then be used to access the methods and attributes of the BAdI instance. For example, if you want to call a method on the BAdI instance, you can use the statement “ref->method_name( )”. 
  
  Tips & Tricks: 
  When declaring a BAdI reference variable, make sure to use the correct name for the BAdI class. If you are unsure of what the name is, you can look it up in the ABAP Dictionary. Additionally, make sure that you are using the correct syntax when calling methods on the BAdI instance. 
  
  Related Information: 
  For more information about Business Add-Ins (BAdIs) and how they are used in SAP, please refer to SAP Help Portal article “Business Add-Ins (BAdIs)”. Additionally, for more information about how to declare and use BAdI reference variables in ABAP programs, please refer to SAP Help Portal article “Using BAdI Reference Variables in ABAP Programs”.