Method /AEB/CL_WU_PB_PREF_CHK_INV_BC - determine_preference_texts

This is an example for a call to retrieve the preference texts and how the output of the preference texts can be handled.

DATA:
  vbeln            TYPE vbeln_vf,
  org_unit         TYPE /aeb/wu_pb_org_unit,
  pref_chk_inv_bc  TYPE REF TO /aeb/cl_wu_pb_pref_chk_inv_bc,
  preference_texts TYPE /aeb/wu_pb_pref_text_result_do.
FIELD-SYMBOLS:
  <head_text_line> TYPE /aeb/wu_pb_text_line,
  <item_text>      TYPE /aeb/wu_pb_item_pref_text.

vbeln = <my vbeln>.

TRY.
    pref_chk_inv_bc = /aeb/cl_wu_pb_pref_chk_inv_bc=>new_for( im_vbrk_vbeln = vbeln ).
    preference_texts = pref_chk_inv_bc->determine_preference_texts( ).

    LOOP AT preference_texts-head_text ASSIGNING <head_text_line>.
      WRITE / <head_text_line>.
    ENDLOOP.

    SKIP 2.

    LOOP AT preference_texts-items_texts ASSIGNING <item_text>.
      WRITE / <item_text>-item_number.
      WRITE <item_text>-text_as_str.
    ENDLOOP.

  CATCH /aeb/cx_01_pb_missing_parm_sc.
*   add appropriate error handling.
	CATCH /aeb/cx_01_pb_bf_inv_sc.
*   add appropriate error handling.  
ENDTRY.

Output

This is the output for an invoice with three items. In this example, the item 000010 has preference. The other two items have no preference.