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  • SAP CRM One Order函数CREATE_OW的设计原理

    In the previous series of blogs the read and update on Opportunity header fields are discussed. In this blog another scenario will be explained: create scenario on Opportunity header fields. I will again use Closing Date ( and description field ) for example.
    Execute the following report:

    REPORT ZORDER_CREATE.
    
    DATA: lt_input_fields     TYPE  crmt_input_field_tab,
          ls_input_field      LIKE LINE OF lt_input_fields,
          ls_field_name       LIKE LINE OF ls_input_field-field_names,
          lv_guid             TYPE guid_16,
          lt_orderadm_h_com   TYPE crmt_orderadm_h_comt,
          ls_orderadm_h_com   LIKE LINE OF lt_orderadm_h_com,
          ls_com_structure    TYPE string,
          lv_selection_needed TYPE  crmt_boolean,
          lt_save             TYPE crmt_object_guid_tab,
          lt_saved            TYPE crmt_return_objects,
          lt_opp_h            TYPE CRMT_OPPORT_H_COMT,
          ls_opp_h            LIKE LINE OF lt_opp_h,
          ls_saved            LIKE LINE OF lt_saved.
    
    START-OF-SELECTION.
      CALL FUNCTION 'GUID_CREATE'
        IMPORTING
          ev_guid_16 = lv_guid.
      PERFORM call_order_maintain.
      PERFORM call_order_save.
    FORM call_order_maintain.
      CLEAR: ls_orderadm_h_com, ls_input_field, lt_input_fields.
      ls_orderadm_h_com-guid = lv_guid.
      ls_orderadm_h_com-description = 'created by code on:' && sy-timlo.
      ls_orderadm_h_com-process_type = 'OPPT'.
      ls_orderadm_h_com-mode = 'A'.
      APPEND ls_orderadm_h_com TO lt_orderadm_h_com.
      ls_input_field-ref_guid = lv_guid.
      ls_input_field-ref_kind = 'A'.
      ls_input_field-objectname = 'ORDERADM_H'.
      ls_field_name-fieldname = 'DESCRIPTION'.
      APPEND ls_field_name TO ls_input_field-field_names.
      ls_field_name-fieldname = 'MODE'.
      APPEND ls_field_name TO ls_input_field-field_names.
      ls_field_name-fieldname = 'PROCESS_TYPE'.
      APPEND ls_field_name TO ls_input_field-field_names.
    
      APPEND ls_input_field TO lt_input_fields.
    
      ls_opp_h-ref_guid = lv_guid.
      ls_opp_h-expect_end = '20170401'.
      APPEND ls_opp_h TO lt_opp_h.
    
      CLEAR: ls_input_field.
      ls_input_field-ref_guid = lv_guid.
      ls_input_field-ref_kind = 'A'.
      ls_input_field-objectname = 'OPPORT_H'.
      APPEND 'EXPECT_END' TO ls_input_field-field_names.
      APPEND 'STARTDATE' TO ls_input_field-field_names.
      INSERT ls_input_field INTO TABLE lt_input_fields.
      CALL FUNCTION 'CRM_ORDER_MAINTAIN'
        EXPORTING
           IT_OPPORT_H = lt_opp_h
        CHANGING
          ct_orderadm_h   = lt_orderadm_h_com
          ct_input_fields = lt_input_fields
        EXCEPTIONS
          OTHERS          = 99.
    
      IF sy-subrc = 0.
        WRITE:/ 'Order maintain function is done successfully.'.
      ENDIF.
    ENDFORM.
    
    FORM call_order_save.
      INSERT lv_guid INTO TABLE lt_save.
    
      CALL FUNCTION 'CRM_ORDER_SAVE'
        EXPORTING
          it_objects_to_save   = lt_save
          iv_update_task_local = abap_true
          iv_no_bdoc_send      = abap_true
        IMPORTING
          et_saved_objects     = lt_saved
        EXCEPTIONS
          document_not_saved   = 1.
      IF sy-subrc <> 0.
        WRITE: / 'Opportunity created failed'.
      ELSE.
        READ TABLE lt_saved INTO ls_saved INDEX 1.
        WRITE: / 'Opportunity created successfully, id: ' , ls_saved-object_id.
      ENDIF.
      COMMIT WORK AND WAIT.
    ENDFORM.
    

    Once executed, a new Opportunity will be created.

    Just like FILL_OW, CHANGE_OW, MERGE_OW, SAVE_EC and READ_OB which are already discussed below, there are another kinds of function module responsible for creation in One Order, whose naming convention is CRM*CREATE_OW.

    Execute the report in this blog via SAT to study how CREATE_OW works.
    Two CREATE_OW are involved in the create scenario:

    (1) CRM_ORDERADM_H_CREATE_OW

    (1) The main logic within this header administrative information creation function module is to create status object.

    in CRM_STATUS_OBJECT_CREATE, lots of status related internal table are populated as buffer, and they will be persisted to database table by subroutineSTATUS_UPDATE once commit work is called.

    Take internal table jest_buf for example, we will check whether we could find the corresponding entry for below record later in table CRM_JEST with objnr = 6C0B84B759DF1EE7848DA711530A4C22.

    (2) CRM_ORDERADM_H_PUT_OB is called to put the header administrative data into corresponding object buffer:

    This header administrative data does not contain any transaction specific field like Closing Date in Opportunity header, which will be handled by CRM_OPPORT_H_*_OW function module instead.

    (2) CRM_OPPORT_H_CREATE_OW

    From the gross execution time of this function module ( only 10 microseconds ) we can assume that no heavy logic is written within it.
    In fact it only inserts the following three fields to OPPORT_H object buffer and that’s all.

    The left logic are done in CRM_OPPORT_H_CHANGE_OW which has already been discussed in this blog: Logic of CHANGE_OW function module in One Order.

    After report is executed successfully, go to table CRM_JEST and query objnr with guid 6C0B84B759DF1EE7848DA711530A4C22, and there is indeed one entry which are created by CRM_STATUS_OBJECT_CREATE inCRM_ORDERADM_H_CREATE_OW.

    You may have doubt that in this test report, Opportunity start date is not specified explicitly, why finally it has value 2017-03-24?
    It is hard code in CRM_OPPORT_H_MERGE_OW, if no value specified by consumer.

    Further reading

    I have written a series of blogs to explain how One Order API works. The blogs are written based on a simple scenario: read, change and save field “Closing Date” in Opportunity header level.

    Buffer logic in One Order header extension Read

    Change Scenario

    CRM_ORDER_MAINTAIN

    |- CRM_ORDER_MAINTAIN_MULTI_OW

    |- CRM_ORDER_MAINTAIN_SINGLE_OW

    |- CRM_ORDER_H_MAINTAIN_OW

    |- CRM_OPPORT_H_MAINTAIN_OW

    |- CRM_OPPORT_H_CHANGE_OW

    |- CRM_OPPORT_H_READ_OB

    |- CRM_OPPORT_H_FILL_OW

    |- CRM_OPPORT_H_CHECK_OW

    |- CRM_OPPORT_H_PUT_OB

    |- CRM_OPPORT_H_PUBLISH_OW

    Save Scenario

    CRM_ORDER_SAVE

    |- CRM_ORDER_SAVE_OW

    |- CRM_EVENT_SET_EXETIME_MULTI_OW

    |- CRM_OPPORT_H_SAVE_EC

    |- CRM_ORDER_TABLE_SAVE

    |- CRM_OBJECT_NAMES_DETERMINE

    |- CRM_ORDER_UPDATE_TABLES_DETERM

    |- CRM_ORDER_SET_OBJECTS_TO_SAVE

    CRM_OPPORT_H_UPDATE_DU

    Create Scenario

    CRM_ORDER_MAINTAIN

    |- CRM_ORDER_MAINTAIN_MULTI_OW

    |- CRM_ORDER_MAINTAIN_SINGLE_OW

    |- CRM_ORDER_H_MAINTAIN_OW

    |- CRM_ORDERADM_H_MAINTAIN_OW

    |- CRM_ORDERADM_H_CREATE_OW

    |- CRM_OPPORT_H_MAINTAIN_OW

    |- CRM_OPPORT_H_READ_OB

    |- CRM_OPPORT_H_CREATE_OW

    |- CRM_OPPORT_H_CHANGE_OW

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  • 原文地址:https://www.cnblogs.com/sap-jerry/p/13554328.html
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