[网络协议]ABAP连接WEBSocket Server案例

1.代码实现

• 代码

CLASS APC_HANDLER DEFINITION FINAL.
  PUBLIC SECTION.
    INTERFACES IF_APC_WSP_EVENT_HANDLER_PCP.
    DATA MESSAGE TYPE STRING.
ENDCLASS.

CLASS APC_HANDLER IMPLEMENTATION.
  METHOD IF_APC_WSP_EVENT_HANDLER_PCP~ON_OPEN.      "open
  ENDMETHOD.

  METHOD IF_APC_WSP_EVENT_HANDLER_PCP~ON_MESSAGE.   "message
    TRY.
        ME->MESSAGE = I_MESSAGE->GET_TEXT( ).
      CATCH CX_APC_ERROR INTO DATA(APC_ERROR).
        ME->MESSAGE = APC_ERROR->GET_TEXT( ).
      CATCH CX_AC_MESSAGE_TYPE_PCP_ERROR INTO DATA(PCP_ERROR).
        CL_DEMO_OUTPUT=>DISPLAY( PCP_ERROR->GET_TEXT( ) ).
        LEAVE PROGRAM.
    ENDTRY.
  ENDMETHOD.

  METHOD IF_APC_WSP_EVENT_HANDLER_PCP~ON_CLOSE.     "close
    ME->MESSAGE = 'C

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