General - Number Range Generation ABAP Interview Questions

General - Number Range Generation

* In the 4.6x environment, SAP have included a number range generation
* program just like those used for Purchase Order, Sales Order etc.
*
* This SAP number range generation is an include program.
*
* INCLUDE ZRANGENO.
*
* Always have to be included in the main program data declaration
*
* data: wnorange like INRI-NRRANGENR,            "number range,
*       wsubobj  like inri-SUBOBJECT,            "sub object
*       wdocno(12).
*
* Steps :-
* 1. Number range Sub Object must be maintain in table ZSGRP
*    You can used transaction SE16 to create a table entries.
* 2. Maintain number range and intervals in transaction code SNUM
*
* Written by : SAP Basis, ABAP Programming and Other IMG Stuff
*             
*

call function 'NUMBER_RANGE_ENQUEUE'
      exporting
            object              = 'ZOWNNO'   "Create with SNUM
      exceptions
            foreign_lock        = 1
            object_not_found    = 2
            system_failure      = 3
            others              = 4.
if sy-subrc ne 0.
*   message e086 with 'Lock error' sy-subrc.
endif.

call function 'NUMBER_GET_NEXT'
      exporting
            nr_range_nr         = wnorange
            object              = 'ZOWNNO'
            subobject           = wsubobj
      importing
            number                  = wdocno  "Number generated by SAP
      exceptions
            interval_not_found      = 1
            number_range_not_intern = 2
            object_not_found        = 3
            quantity_is_0           = 4
            quantity_is_not_1       = 5
            internal_overflow       = 6
            others                  = 7.
if sy-subrc ne 0.
*   message e086 with 'Number Range' sy-subrc.
endif.

call function 'NUMBER_RANGE_DEQUEUE'
 exporting
   object                 = 'ZOWNNO'.

if sy-subrc <> 0.
 MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO
          WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.
endif.