关于abap:从程序调用-AMDP-方法和从另一个-AMDP-方法调用-AMDP-方法

95次阅读

共计 1170 个字符，预计需要花费 3 分钟才能阅读完成。

CLASS zcl_flight_calc DEFINITION PUBLIC FINAL CREATE PUBLIC.
  PUBLIC SECTION.
* Marker interface with SAP HANA DB as database type
    INTERFACES: if_amdp_marker_hdb.


    METHODS: update_flight IMPORTING VALUE(iv_carrid) TYPE spfli-carrid
                                     VALUE(iv_occ)    TYPE sflight-seatsocc
                                     VALUE(iv_max)    TYPE sflight-seatsmax.

    METHODS: get_flight_withdetail
      IMPORTING VALUE(iv_carrid) TYPE sflight-carrid
      EXPORTING VALUE(et_flight) TYPE flighttab.


    METHODS: get_flight_detail
      IMPORTING VALUE(iv_carrid) TYPE sflight-carrid
      EXPORTING VALUE(et_flight) TYPE flighttab.

ENDCLASS.

CLASS zcl_flight_calc IMPLEMENTATION.


  METHOD update_flight BY DATABASE PROCEDURE FOR HDB LANGUAGE SQLSCRIPT USING
                                    sflight.
    update sflight set seatsocc = iv_occ,
                       seatsmax = iv_max
    where mandt = SESSION_context ('CLIENT')
      and carrid = iv_carrid;
  ENDMETHOD.

  METHOD get_flight_withdetail BY DATABASE PROCEDURE FOR HDB LANGUAGE
                                     SQLSCRIPT USING zcl_flight_calc=>get_flight_detail.
    CALL "ZCL_FLIGHT_CALC=>GET_FLIGHT_DETAIL"( iv_carrid => iv_carrid,
                                               et_flight => et_flight);
  ENDMETHOD.


  METHOD get_flight_detail
                               BY DATABASE PROCEDURE FOR HDB
                               LANGUAGE SQLSCRIPT
                               OPTIONS READ-ONLY
                               USING sflight.
* Implementation of the procedure in a DB-specific language
    et_flight = SELECT * FROM sflight WHERE mandt = SESSION_CONtext ('CLIENT')
                                          and carrid = iv_carrid;
  ENDMETHOD.

ENDCLASS.

正文完