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ABAP Keyword Documentation →  ABAP - Reference →  Processing External Data 

ABAP File Interface

The statements of the ABAP file interface enable ABAP statements to edit files on the computers of the current application server. Methods of the global class CL_GUI_FRONTEND_SERVICES are available for files on presentation servers.

Other versions: 7.31 | 7.40 | 7.54


  • Files from the application server are not usually suited as persistent repositories of data from application programs. Data is saved in a way specific to the platform, and only the current application server can be accessed. This can be a problem in systems with more than one application server.

  • Files from the application server can be used to exchange data with other systems.


Physical and Logical File Names

Authorization for File Access

Locking Files

File Interface in Unicode Systems

System Class for the File Interface

Statements for the ABAP File Interface