Class - CL_SALV_TABLE is factory ALV class used to build reports of type ALV. Imported and basic methods in this class are FACTORY ( ), DISPLAY ( ).

*----------------------------------------------------------------------*
*       CLASS lcl_sflight DEFINITION
*----------------------------------------------------------------------*
CLASS lcl_sflight DEFINITION.

  PUBLIC SECTION.
    TYPES: BEGIN OF lty_sflight,
             carrid    TYPE s_carr_id,
             connid    TYPE s_conn_id,
             fldate    TYPE s_date,
             price     TYPE s_price,
             currency  TYPE s_currcode,
             planetype TYPE s_planetye,
             seatsmax  TYPE s_seatsmax,
             seatsocc  TYPE s_seatsocc,
           END OF lty_sflight.

    METHODS:
      get_sflight_data,
      get_alv_instance,
      display.

    DATA: lo_alv     TYPE REF TO cl_salv_table,
          gt_sflight TYPE STANDARD TABLE OF lty_sflight.

ENDCLASS.                    "lcl_sflight DEFINITION

*----------------------------------------------------------------------*
*       CLASS lcl_sflight IMPLEMENTATION
*----------------------------------------------------------------------*
CLASS lcl_sflight IMPLEMENTATION.

* Get SFLIGHT data
  METHOD get_sflight_data.
    SELECT carrid
           connid
           fldate
           price
           currency
           planetype
           seatsmax
           seatsocc
           INTO TABLE me->gt_sflight
           FROM sflight.
  ENDMETHOD.                    "get_sflight_data

* Get ALV instance
  METHOD get_alv_instance.
    TRY.
        CALL METHOD cl_salv_table=>factory
          IMPORTING
            r_salv_table = lo_alv
          CHANGING
            t_table      = gt_sflight.
      CATCH cx_salv_msg.
    ENDTRY.
  ENDMETHOD.                    "get_alv_instance

* Display ALV
  METHOD display.
    CALL METHOD lo_alv->display.
  ENDMETHOD.                    "display
ENDCLASS.                    "lcl_sflight IMPLEMENTATION


START-OF-SELECTION.
  DATA lo_cl_sflight TYPE REF TO lcl_sflight.

  CREATE OBJECT lo_cl_sflight.
  lo_cl_sflight->get_sflight_data( ).
  lo_cl_sflight->get_alv_instance( ).
  lo_cl_sflight->display( ).

Output: