Simple report on ABAP OBJECTS

Hi Experts,
     Can any body send one simple report using abap object....
Thanks
kris

Hi,
Check this example..
CLASS MY_CLASS DEFINITION.
PUBLIC SECTION.
METHODS: ADDITION IMPORTING IP_1 TYPE INT4
IP_2 TYPE INT4
EXPORTING OP_1 TYPE INT4,
SUBTRACTION IMPORTING IP_1 TYPE INT4
IP_2 TYPE INT4
EXPORTING OP_1 TYPE INT4.
ENDCLASS.
CLASS MY_CLASS IMPLEMENTATION.
METHOD ADDITION.
OP_1 = IP_1 + IP_2.
ENDMETHOD.
METHOD SUBTRACTION.
OP_1 = IP_1 - IP_2.
ENDMETHOD.
ENDCLASS.
START-OF-SELECTION.
DATA: OBJ TYPE REF TO MY_CLASS.
CREATE OBJECT OBJ.
DATA: V_OUTPUT TYPE INT4.
CALL METHOD OBJ->ADDITION EXPORTING IP_1 = 1
IP_2 = 3
IMPORTING OP_1 = V_OUTPUT.
WRITE: / V_OUTPUT.
Thanks,
Naren

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    include ZFGLI00003_f01.
    *--Include for Classes and their Implementation
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    *                selection-screen                                      *
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    select-options : s_prasn   for ZZPRODNT-RZZWWZ01 .
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    initialization.
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      perform init_period changing p_rpmax p_ryear.
    *                    start-of-selection                               *
    start-of-selection.
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                                                 e_rpmax  = p_rpmax
                                                 e_glcomp = s_glcomp[]
                                                 e_prctr  = s_prctr[]
                                                 e_prasn  = s_prasn[]
                                                 e_crpbd  = s_crpbd[]
                                       importing i_subrc  = v_subrc.
    *   INCLUDE ZFGLI00003_CL                                              *
    *       CLASS lcl_tm1_intf IMPLEMENTATION
    class lcl_tm1_intf definition.
      public section.
    *-- Data Declaration
        data  : lv_date     type sy-datum,       "Date
                lv_time     type sy-uzeit,       "Time
                lv_count    type i,              "Count for total records
                lv_acsline  type zfgl014-acsline,"ACS line code
                lv_amt_curr type zzprodnt-kslvt, "current month amount
                lv_amt_ytd  type zzprodnt-kslvt, "YTD Amount
                lv_check,                        "check if any record is
                                                 "downloaded
                lv_msg(100),                     "message
                lv_count_s(5)  ,                 "Count for total(char)
                lv_amt_curr_s(23),               "Current month amount(char)
                lv_amt_ytd_s(23),                "YTD Amount(char)
                lv_ksl_pd(17),                   "KSLxx
                lv_period(2) type n.             "month(period)
    *-- Types Declaration
        types : ty_rldnr type zzprodnt-rldnr,    "Type for Ledger
                ty_ryear type zzprodnt-ryear,    "Type for Fiscal Year
                ty_rpmax type zzprodnt-rpmax,    "Type for Period
                ty_glcomp type range of char4,   "Type for company selection
                ty_prctr type range of char10,   "Type for profit center sel
                ty_prasn type range of char6,    "Type for prod assignmt sel
                ty_crpbd type range of char4,    "Type for Corp Brand sel
                begin of ty_file,                "Type for File
                  line(150),
                end of ty_file,
                begin of ty_ZZPRODNT,            "Type-ledger summary table
                  company       type OBUKR,      "Company
                  gl_acct       type RACCT,      "GL Account
                  cst_ctr       type KOSTL,      "Cost Center
                  prt_ctr       type PRCTR,      "Profit Center
                  rfarea        type FKBER,      "Functional Area
                  wbs_ele       type PS_POSID,   "WBS Element
                  prd_***       type RKEG_WWZ01, "Product Assignment
                  corp_bd       type RKEG_WWZ05, "Corporate Brand
                  ksl01         type KSLXX9,     "Total of transactions - 01
                  ksl02         type KSLXX9,     "Total of transactions - 02
                  ksl03         type KSLXX9,     "Total of transactions - 03
                  ksl04         type KSLXX9,     "Total of transactions - 04
                  ksl05         type KSLXX9,     "Total of transactions - 05
                  ksl06         type KSLXX9,     "Total of transactions - 06
                  ksl07         type KSLXX9,     "Total of transactions - 07
                  ksl08         type KSLXX9,     "Total of transactions - 08
                  ksl09         type KSLXX9,     "Total of transactions - 09
                  ksl10         type KSLXX9,     "Total of transactions - 10
                  ksl11         type KSLXX9,     "Total of transactions - 11
                  ksl12         type KSLXX9,     "Total of transactions - 12
                  ksl13         type KSLXX9,     "Total of transactions - 13
                  ksl14         type KSLXX9,     "Total of transactions - 14
                  ksl15         type KSLXX9,     "Total of transactions - 15
                  ksl16         type KSLXX9,     "Total of transactions - 16
                end of ty_ZZPRODNT.
    *-- Structure Declaration
    *           Structure for final file
        data  : x_file         type ty_file,
    *           Structure for Product Ledger Summary table
                x_ZZPRODNT     type ty_ZZPRODNT,
    *           Structure for Functional Area to ACS line mapping
                x_zfgl014      type zfgl014.
    *-- Internal Table Declaration
    *           Table for records of Product Ledger Summary table
        data  : it_ZZPRODNT     type table of ty_ZZPRODNT,
    *           Table for final file
                it_file         type table of ty_file,
    *           Table for Functional Area to ACS line mapping
                it_zfgl014      type table of zfgl014.
    *-- Method Declaration.
        methods : get_data      importing e_rldnr  type ty_rldnr
                                          e_ryear  type ty_ryear
                                          e_rpmax  type ty_rpmax
                                          e_glcomp type ty_glcomp
                                          e_prctr  type ty_prctr
                                          e_prasn  type ty_prasn
                                          e_crpbd  type ty_crpbd
                                exporting i_subrc type sy-subrc.
    endclass.                    "lcl_tm1_intf DEFINITION
    *       CLASS lcl_tm1_intf IMPLEMENTATION
    class lcl_tm1_intf implementation.
    *-- Method get_data selects the North American Product Ledger Summary
    *   table data and then maps the Functional Area to ACS line to get
    *   the ACS line code
      method get_data.
    *-- Local Variable
        DATA: L_ZZPRODNT TYPE TY_ZZPRODNT.
    *-- Get the data from North American Product Ledger Summary table
        select robukrs
               racct
               rcntr
               rprctr
               rfarea
               rzzwbs_el
               rzzwwz01
               rzzwwz05
               ksl01
               ksl02
               ksl03
               ksl04
               ksl05
               ksl06
               ksl07
               ksl08
               ksl09
               ksl10
               ksl11
               ksl12
               ksl13
               ksl14
               ksl15
               ksl16
          from zzprodnt
          into table it_ZZPRODNT
         where rldnr    = e_rldnr
           and ryear    = e_ryear
           and rpmax    = e_rpmax
           and ROBUKRS  in e_glcomp
           and RPRCTR   in e_prctr
           and RZZWWZ01 in e_prasn
           and RZZWWZ05 in e_crpbd.
        if sy-subrc = 0.
          loop at it_ZZPRODNT into l_zzprodnt.
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            if l_ZZPRODNT-rfarea is initial.
              delete it_ZZPRODNT.
            endif.
          endloop.
    *-- Get the Functional Area to ACS line code mapping data
          select *
            from zfgl014
            into table it_zfgl014
             for all entries in it_ZZPRODNT
           where fkber = it_ZZPRODNT-rfarea .
          if sy-subrc = 0.
          endif.
        endif.
        i_subrc = sy-subrc.
      endmethod.                    "get_data
    endclass.                    "lcl_tm1_intf IMPLEMENTATION
    *   INCLUDE ZFGLI00003_F01                                             *
    *                             Table
    tables : zzprodnt.
    *                          Data Declaration
    data : v_subrc type sy-subrc.
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                                           "procedures
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      lv_dynnr = syst-dynnr.
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                dynpro_number = lv_dynnr
           importing
                file_name     = lv_file.
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    *&      Form  init_period
    FORM init_period changing p_rpmax p_ryear.
      if sy-datum+4(2) = 01.
        p_rpmax = 12.
        p_ryear = sy-datum+0(4) - 1.
      else.
        p_rpmax = sy-datum+4(2) - 1.
        p_ryear = sy-datum+0(4).
      endif.
    ENDFORM.                    " init_period
    Hope this helps.
    Regards,
    Richa

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            lifetime_error               = 4
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          text
         -->P_LT_LIST_COMMENTARY  text
         -->P_L_LOGO  text
    form Zbuild_comment   using
                           pt_list_commentary type slis_t_listheader
                           p_logo             type sdydo_value.
    data: ls_line type slis_listheader.
    LIST HEADING LINE: TYPE H
      clear ls_line.
      ls_line-typ  = 'H'.
    LS_LINE-KEY:  NOT USED FOR THIS TYPE
      ls_line-info = 'ALV-tree-demo: flight-overview'.          "#EC NOTEXT
      append ls_line to pt_list_commentary.
    STATUS LINE: TYPE S
      clear ls_line.
      ls_line-typ  = 'S'.
      ls_line-key  = 'valid until'.                             "#EC NOTEXT
      ls_line-info = 'January 29 1999'.                         "#EC NOTEXT
      append ls_line to pt_list_commentary.
      ls_line-key  = 'time'.
      ls_line-info = '2.00 pm'.                                 "#EC NOTEXT
      append ls_line to pt_list_commentary.
    ACTION LINE: TYPE A
      clear ls_line.
      ls_line-typ  = 'A'.
    LS_LINE-KEY:  NOT USED FOR THIS TYPE
      ls_line-info = 'actual data'.                             "#EC NOTEXT
      append ls_line to pt_list_commentary.
      p_logo = 'ENJOYSAP_LOGO'.
    endform.                    " Zbuild_comment
    *&      Form  Zcreate_hierarchy
          text
    -->  p1        text
    <--  p2        text
    form Zcreate_hierarchy .
    data: ls_vbak type vbak,
          lt_vbak  type vbak occurs 0.
    get data
      select * from vbak into table lt_vbak
                            up to 200 rows .                "#EC CI_NOWHERE
      sort lt_vbak by AUART.
    add data to tree
      data: l_AUART_key type lvc_nkey.
    loop at lt_vbak into ls_vbak.
        on change of ls_vbak-AUART.
          perform Zadd_AUART_line using   ls_vbak
                                  changing l_AUART_key.
        endon.
      endloop.
    calculate totals
      call method tree1->update_calculations.
    this method must be called to send the data to the frontend
      call method tree1->frontend_update.
    endform.                    " Zcreate_hierarchy
    *&      Form  Zadd_AUART_line
          text
         -->P_LS_vbak  text
         -->P_0379   text
         <--P_L_AUART_KEY  text
    form Zadd_AUART_line  using    p_ls_vbak type vbak
                                   p_relat_key type lvc_nkey
                         changing  p_node_key type lvc_nkey.
      data: l_node_text type lvc_value,
            ls_vbak type vbak.
    set item-layout
      data: lt_item_layout type lvc_t_layi,
            ls_item_layout type lvc_s_layi.
      ls_item_layout-t_image = '@3P@'.
      ls_item_layout-fieldname = tree1->c_hierarchy_column_name.
      ls_item_layout-style   =
                            cl_gui_column_tree=>style_intensifd_critical.
      append ls_item_layout to lt_item_layout.
    add node
      l_node_text =  p_ls_vbak-AUART.
      data: ls_node type lvc_s_layn.
      ls_node-n_image   = space.
      ls_node-exp_image = space.
      call method tree1->add_node
        exporting
          i_relat_node_key = p_relat_key
          i_relationship   = cl_gui_column_tree=>relat_last_child
          i_node_text      = l_node_text
          is_outtab_line   = ls_vbak
          is_node_layout   = ls_node
          it_item_layout   = lt_item_layout
        importing
          e_new_node_key   = p_node_key .
    endform.                    " Zadd_AUART_line
    *&      Form  zchange_toolbar
          text
    -->  p1        text
    <--  p2        text
    form zchange_toolbar .
    get toolbar control
      call method tree1->get_toolbar_object
        importing
          er_toolbar = mr_toolbar.
      check not mr_toolbar is initial.
    add seperator to toolbar
      call method mr_toolbar->add_button
        exporting
          fcode     = ''
          icon      = ''
          butn_type = cntb_btype_sep
          text      = ''
          quickinfo = 'This is a Seperator'.                    "#EC NOTEXT
    add Standard Button to toolbar (for Delete Subtree)
      call method mr_toolbar->add_button
        exporting
          fcode     = 'DELETE'
          icon      = '@18@'
          butn_type = cntb_btype_button
          text      = ''
          quickinfo = 'Delete subtree'.                         "#EC NOTEXT
    add Dropdown Button to toolbar (for Insert Line)
      call method mr_toolbar->add_button
        exporting
          fcode     = 'INSERT_LC'
          icon      = '@17@'
          butn_type = cntb_btype_dropdown
          text      = ''
          quickinfo = 'Insert Line'.                            "#EC NOTEXT
    set event-handler for toolbar-control
      create object toolbar_event_receiver.
      set handler toolbar_event_receiver->on_function_selected
                                                          for mr_toolbar.
      set handler toolbar_event_receiver->on_toolbar_dropdown
                                                          for mr_toolbar.
    endform.                    " zchange_toolbar
    *&      Form  zregister_events
          text
    -->  p1        text
    <--  p2        text
    form zregister_events .
    define the events which will be passed to the backend
      data: lt_events type cntl_simple_events,
              l_event type cntl_simple_event.
    define the events which will be passed to the backend
      l_event-eventid = cl_gui_column_tree=>eventid_expand_no_children.
      append l_event to lt_events.
      l_event-eventid = cl_gui_column_tree=>eventid_checkbox_change.
      append l_event to lt_events.
      l_event-eventid = cl_gui_column_tree=>eventid_header_context_men_req.
      append l_event to lt_events.
      l_event-eventid = cl_gui_column_tree=>eventid_node_context_menu_req.
      append l_event to lt_events.
      l_event-eventid = cl_gui_column_tree=>eventid_item_context_menu_req.
      append l_event to lt_events.
      l_event-eventid = cl_gui_column_tree=>eventid_header_click.
      append l_event to lt_events.
      l_event-eventid = cl_gui_column_tree=>eventid_item_keypress.
      append l_event to lt_events.
      call method tree1->set_registered_events
        exporting
          events                    = lt_events
        exceptions
          cntl_error                = 1
          cntl_system_error         = 2
          illegal_event_combination = 3.
      if sy-subrc <> 0.
        message x208(00) with 'ERROR'.                          "#EC NOTEXT
      endif.
    set Handler
      data: l_event_receiver type ref to lcl_tree_event_receiver.
      create object l_event_receiver.
      set handler l_event_receiver->handle_node_ctmenu_request
                                                            for tree1.
      set handler l_event_receiver->handle_node_ctmenu_selected
                                                            for tree1.
      set handler l_event_receiver->handle_item_ctmenu_request
                                                            for tree1.
      set handler l_event_receiver->handle_item_ctmenu_selected
                                                            for tree1.
    endform.                    " zregister_events
    *&      Module  USER_COMMAND_0100  INPUT
          text
    module USER_COMMAND_0100 input.
    ok_code  = sy-ucomm.
    clear sy-ucomm.
    case ok_code.
        when 'EXIT' or 'BACK' or 'CANC'.
          perform Zexit_program.
        when others.
          call method cl_gui_cfw=>dispatch.
      endcase.
      clear ok_code.
      call method cl_gui_cfw=>flush.
    endmodule.                 " USER_COMMAND_0100  INPUT
    *&      Form  Zexit_program
          text
    -->  p1        text
    <--  p2        text
    form Zexit_program .
      call method tree1->free.
      leave program.
    endform.                    " Zexit_program
    <b>Reward if usefull</b>

  • Difference between abap object and function

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    thanks
    using function *********
    function-pool vehicle.
    data speed type i value 0.
    function accelerate.
    speed = speed + 1.
    endfunction.
    function show_speed.
    write speed.
    endfunction.
    report xx.
    start-of-selection.
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    call function 'accelerate'.
    call function 'show_speed'.
    *vehicle 2
    *vehicle 3
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    report xx.
    data: ov type ref to vehicle,
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    start-of-selection.
    do 5 times.
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    enddo.
    loop at ov_tab into ov.
    do sy-tabix times.
    call method ov->accelerate.
    enddo.
    call method ov->show_speed.
    endloop.

    Hi
    Now try this:
    REPORT ZTEST_VEHICLEOO .
    PARAMETERS: P_CAR   TYPE I,
                P_READ  TYPE I.
    *       CLASS vehicle DEFINITION
    CLASS VEHICLE DEFINITION.
      PUBLIC SECTION.
        CLASS-DATA: MAX_SPEED   TYPE I,
                    MAX_VEHICLE TYPE I,
                    NR_VEHICLES TYPE I.
        CLASS-METHODS CLASS_CONSTRUCTOR.
        METHODS CONSTRUCTOR.
        METHODS ACCELERATE.
        METHODS SHOW_SPEED.
        METHODS GET_SPEED EXPORTING E_SPEED TYPE I.
      PRIVATE SECTION.
        DATA: SPEED      TYPE I,
              NR_VEHICLE TYPE I..
    ENDCLASS.
    *       CLASS vehicle IMPLEMENTATION
    CLASS VEHICLE IMPLEMENTATION.
      METHOD CLASS_CONSTRUCTOR.
        NR_VEHICLES = 0.
      ENDMETHOD.
      METHOD CONSTRUCTOR.
        NR_VEHICLES = NR_VEHICLES + 1.
        NR_VEHICLE  = NR_VEHICLES.
      ENDMETHOD.
      METHOD ACCELERATE.
        SPEED = SPEED + 1.
        IF MAX_SPEED < SPEED.
          MAX_SPEED   = SPEED.
          MAX_VEHICLE = NR_VEHICLE.
        ENDIF.
      ENDMETHOD.
      METHOD SHOW_SPEED.
        WRITE: / 'Speed of vehicle nr.', NR_VEHICLE, ':', SPEED.
      ENDMETHOD.
      METHOD GET_SPEED.
        E_SPEED = SPEED.
      ENDMETHOD.
    ENDCLASS.
    DATA: OV     TYPE REF TO VEHICLE,
          OV_TAB TYPE TABLE OF REF TO VEHICLE.
    DATA: V_TIMES TYPE I,
          FL_ACTION.
    DATA: V_SPEED TYPE I.
    START-OF-SELECTION.
      DO P_CAR TIMES.
        CREATE OBJECT OV.
        APPEND OV TO OV_TAB.
      ENDDO.
      LOOP AT OV_TAB INTO OV.
        IF FL_ACTION = SPACE.
          FL_ACTION = 'X'.
          V_TIMES = SY-TABIX * 2.
        ELSE.
          FL_ACTION = SPACE.
          V_TIMES = SY-TABIX - 2.
        ENDIF.
        DO V_TIMES TIMES.
          CALL METHOD OV->ACCELERATE.
        ENDDO.
        CALL METHOD OV->SHOW_SPEED.
      ENDLOOP.
      SKIP.
      WRITE: / 'Higher speed', VEHICLE=>MAX_SPEED, 'for vehicle nr.',
                VEHICLE=>MAX_VEHICLE.
      SKIP.
      READ TABLE OV_TAB INTO OV INDEX P_READ.
      IF SY-SUBRC <> 0.
        WRITE: 'No vehicle', P_READ.
      ELSE.
        CALL METHOD OV->GET_SPEED IMPORTING E_SPEED = V_SPEED.
        WRITE: 'Speed of vehicle', P_READ, V_SPEED.
      ENDIF.
    Try to repeat this using a function group and I think you'll undestand because it'll be very hard to do it.
    By only one function group how can u read the data of a certain vehicle?
    Yes you can create in the function group an internal table where u store the data of every car: in this way u use the internal table like it was an instance, but you should consider here the example is very simple. Here we have only the speed as characteristic, but really we can have many complex characteristics.
    Max

  • Problem when down loading a simple report to Excel sheet

    HI Frenz,
    When I download a Simple report to excel , The Excel shows a blank column in between two column, which should not be the case.
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    Regards
    Irfan

    Hi,
    Check out the below samle code
    Download a report to excel with format (border, color cell, etc) 
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    * this report demonstrates how to send some ABAP data to an
    * EXCEL sheet using OLE automation.
    INCLUDE OLE2INCL.
    * handles for OLE objects
    DATA: H_EXCEL TYPE OLE2_OBJECT,        " Excel object
          H_MAPL TYPE OLE2_OBJECT,         " list of workbooks
          H_MAP TYPE OLE2_OBJECT,          " workbook
          H_ZL TYPE OLE2_OBJECT,           " cell
          H_F TYPE OLE2_OBJECT.            " font
    TABLES: SPFLI.
    DATA  H TYPE I.
    * table of flights
    DATA: IT_SPFLI LIKE SPFLI OCCURS 10 WITH HEADER LINE.
    *&   Event START-OF-SELECTION
    START-OF-SELECTION.
    * read flights
      SELECT * FROM SPFLI INTO TABLE IT_SPFLI UP TO 10 ROWS.
    * display header
      ULINE (61).
      WRITE: /     SY-VLINE NO-GAP,
              (3)  'Flg'(001) COLOR COL_HEADING NO-GAP, SY-VLINE NO-GAP,
              (4)  'Nr'(002) COLOR COL_HEADING NO-GAP, SY-VLINE NO-GAP,
              (20) 'Von'(003) COLOR COL_HEADING NO-GAP, SY-VLINE NO-GAP,
              (20) 'Nach'(004) COLOR COL_HEADING NO-GAP, SY-VLINE NO-GAP,
              (8)  'Zeit'(005) COLOR COL_HEADING NO-GAP, SY-VLINE NO-GAP.
      ULINE /(61).
    * display flights
      LOOP AT IT_SPFLI.
      WRITE: / SY-VLINE NO-GAP,
               IT_SPFLI-CARRID COLOR COL_KEY NO-GAP, SY-VLINE NO-GAP,
               IT_SPFLI-CONNID COLOR COL_NORMAL NO-GAP, SY-VLINE NO-GAP,
               IT_SPFLI-CITYFROM COLOR COL_NORMAL NO-GAP, SY-VLINE NO-GAP,
               IT_SPFLI-CITYTO COLOR COL_NORMAL NO-GAP, SY-VLINE NO-GAP,
               IT_SPFLI-DEPTIME COLOR COL_NORMAL NO-GAP, SY-VLINE NO-GAP.
      ENDLOOP.
      ULINE /(61).
    * tell user what is going on
      CALL FUNCTION 'SAPGUI_PROGRESS_INDICATOR'
         EXPORTING
    *           PERCENTAGE = 0
               TEXT       = TEXT-007
           EXCEPTIONS
                OTHERS     = 1.
    * start Excel
      CREATE OBJECT H_EXCEL 'EXCEL.APPLICATION'.
    *  PERFORM ERR_HDL.
      SET PROPERTY OF H_EXCEL  'Visible' = 1.
    *  CALL METHOD OF H_EXCEL 'FILESAVEAS' EXPORTING #1 = 'c:\kis_excel.xls'
    *  PERFORM ERR_HDL.
    * tell user what is going on
      CALL FUNCTION 'SAPGUI_PROGRESS_INDICATOR'
         EXPORTING
    *           PERCENTAGE = 0
               TEXT       = TEXT-008
           EXCEPTIONS
                OTHERS     = 1.
    * get list of workbooks, initially empty
      CALL METHOD OF H_EXCEL 'Workbooks' = H_MAPL.
      PERFORM ERR_HDL.
    * add a new workbook
      CALL METHOD OF H_MAPL 'Add' = H_MAP.
      PERFORM ERR_HDL.
    * tell user what is going on
      CALL FUNCTION 'SAPGUI_PROGRESS_INDICATOR'
         EXPORTING
    *           PERCENTAGE = 0
               TEXT       = TEXT-009
           EXCEPTIONS
                OTHERS     = 1.
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      PERFORM FILL_CELL USING 1 1 1 'Flug'(001).
      PERFORM FILL_CELL USING 1 2 0 'Nr'(002).
      PERFORM FILL_CELL USING 1 3 1 'Von'(003).
      PERFORM FILL_CELL USING 1 4 1 'Nach'(004).
      PERFORM FILL_CELL USING 1 5 1 'Zeit'(005).
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    * copy flights to active EXCEL sheet
        H = SY-TABIX + 1.
        PERFORM FILL_CELL USING H 1 0 IT_SPFLI-CARRID.
        PERFORM FILL_CELL USING H 2 0 IT_SPFLI-CONNID.
        PERFORM FILL_CELL USING H 3 0 IT_SPFLI-CITYFROM.
        PERFORM FILL_CELL USING H 4 0 IT_SPFLI-CITYTO.
        PERFORM FILL_CELL USING H 5 0 IT_SPFLI-DEPTIME.
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    *  CALL METHOD OF H_EXCEL 'Workbooks' = H_MAPL.
      CALL METHOD OF H_EXCEL 'Worksheets' = H_MAPL." EXPORTING #1 = 2.
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      CALL METHOD OF H_MAPL 'Add' = H_MAP  EXPORTING #1 = 2.
      PERFORM ERR_HDL.
    * tell user what is going on
      SET PROPERTY OF H_MAP 'NAME' = 'COPY'.
      CALL FUNCTION 'SAPGUI_PROGRESS_INDICATOR'
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    *           PERCENTAGE = 0
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      PERFORM FILL_CELL USING 1 1 1 'Flug'(001).
      PERFORM FILL_CELL USING 1 2 0 'Nr'(002).
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      PERFORM FILL_CELL USING 1 4 1 'Nach'(004).
      PERFORM FILL_CELL USING 1 5 1 'Zeit'(005).
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        H = SY-TABIX + 1.
        PERFORM FILL_CELL USING H 1 0 IT_SPFLI-CARRID.
        PERFORM FILL_CELL USING H 2 0 IT_SPFLI-CONNID.
        PERFORM FILL_CELL USING H 3 0 IT_SPFLI-CITYFROM.
        PERFORM FILL_CELL USING H 4 0 IT_SPFLI-CITYTO.
        PERFORM FILL_CELL USING H 5 0 IT_SPFLI-DEPTIME.
      ENDLOOP.
    * changes by Kishore  - end
    * disconnect from Excel
    *      CALL METHOD OF H_EXCEL 'FILESAVEAS' EXPORTING  #1 = 'C:\SKV.XLS'.
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      PERFORM ERR_HDL.
    *       FORM FILL_CELL                                                *
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    FORM FILL_CELL USING I J BOLD VAL.
      CALL METHOD OF H_EXCEL 'Cells' = H_ZL EXPORTING #1 = I #2 = J.
      PERFORM ERR_HDL.
      SET PROPERTY OF H_ZL 'Value' = VAL .
      PERFORM ERR_HDL.
      GET PROPERTY OF H_ZL 'Font' = H_F.
      PERFORM ERR_HDL.
      SET PROPERTY OF H_F 'Bold' = BOLD .
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    *&      Form  ERR_HDL
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    *  -->  p1        text
    *  <--  p2        text
    FORM ERR_HDL.
    IF SY-SUBRC <> 0.
      WRITE: / 'Fehler bei OLE-Automation:'(010), SY-SUBRC.
      STOP.
    ENDIF.
    ENDFORM.                    " ERR_HDL
    Cheers,
    Chandru

  • ABAP Objects and BADI

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    Hi,
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    Start with this.Refer this
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    http://myweb.dal.ca/hchinni/sap/bdc_home.htm
    https://www.sdn.sap.com/irj/sdn/wiki?path=/display/home/bdc&
    http://www.sap-img.com/abap/learning-bdc-programming.htm
    http://www.sapdevelopment.co.uk/bdc/bdchome.htm
    http://www.sap-img.com/abap/difference-between-batch-input-and-call-transaction-in-bdc.htm
    http://help.sap.com/saphelp_47x200/helpdata/en/69/c250684ba111d189750000e8322d00/frameset.htm
    http://www.sapbrain.com/TUTORIALS/TECHNICAL/BDC_tutorial.html
    Check these link:
    http://www.sap-img.com/abap/difference-between-batch-input-and-call-transaction-in-bdc.htm
    http://www.sap-img.com/abap/question-about-bdc-program.htm
    http://www.itcserver.com/blog/2006/06/30/batch-input-vs-call-transaction/
    http://www.planetsap.com/bdc_main_page.htm
    call Transaction or session method ?
    http://www.sapbrain.com/FAQs/TECHNICAL/SAP_ABAP_DATADICTIONARY_FAQ.html
    http://www.****************/InterviewQ/interviewQ.htm
    http://help.sap.com/saphelp_46c/helpdata/en/35/2cd77bd7705394e10000009b387c12/frameset.htm
    Reports
    http://www.sapgenie.com/abap/reports.htm
    http://www.allsaplinks.com/material.html
    http://www.sapdevelopment.co.uk/reporting/reportinghome.htm
    http://www.sapfans.com/forums/viewtopic.php?t=58286
    http://www.sapfans.com/forums/viewtopic.php?t=76490
    http://www.sapfans.com/forums/viewtopic.php?t=20591
    http://www.sapfans.com/forums/viewtopic.php?t=66305 - this one discusses which way should you use - ABAP Objects calls or simple function modules.
    ALE/ IDOC
    http://help.sap.com/saphelp_erp2004/helpdata/en/dc/6b835943d711d1893e0000e8323c4f/content.htm
    http://www.sapgenie.com/sapgenie/docs/ale_scenario_development_procedure.doc
    http://edocs.bea.com/elink/adapter/r3/userhtm/ale.htm#1008419
    http://www.netweaverguru.com/EDI/HTML/IDocBook.htm
    http://www.sapgenie.com/sapedi/index.htm
    http://www.sappoint.com/abap/ale.pdf
    http://www.sappoint.com/abap/ale2.pdf
    http://www.sapgenie.com/sapedi/idoc_abap.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/0b/2a60bb507d11d18ee90000e8366fc2/frameset.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/78/217da751ce11d189570000e829fbbd/frameset.htm
    http://www.allsaplinks.com/idoc_sample.html
    http://www.sappoint.com/abap.html
    http://help.sap.com/saphelp_erp2004/helpdata/en/dc/6b835943d711d1893e0000e8323c4f/content.htm
    http://www.sapgenie.com/sapgenie/docs/ale_scenario_development_procedure.doc
    http://edocs.bea.com/elink/adapter/r3/userhtm/ale.htm#1008419
    http://www.netweaverguru.com/EDI/HTML/IDocBook.htm
    http://www.sapgenie.com/sapedi/index.htm
    http://www.allsaplinks.com/idoc_sample.html
    Check these step-by-step links
    https://www.sdn.sap.com/irj/servlet/prt/portal/prtroot/com.sap.km.cm.docs/library/uuid/ccab6730-0501-0010-ee84-de050a6cc287
    https://sdn.sap.com/irj/servlet/prt/portal/prtroot/com.sap.km.cm.docs/library/uuid/8fd773b3-0301-0010-eabe-82149bcc292e
    https://www.sdn.sap.com/irj/servlet/prt/portal/prtroot/com.sap.km.cm.docs/library/uuid/3c5d9ae3-0501-0010-0090-bdfb2d458985
    for Smartforms material
    http://www.sap-basis-abap.com/sapsf001.htm
    http://www.sap-press.com/downloads/h955_preview.pdf
    http://www.ossincorp.com/Black_Box/Black_Box_2.htm
    http://www.sap-img.com/smartforms/sap-smart-forms.htm
    http://www.sap-img.com/smartforms/smartform-tutorial.htm
    http://www.sapgenie.com/abap/smartforms.htm
    How to trace smartform
    http://help.sap.com/saphelp_47x200/helpdata/en/49/c3d8a4a05b11d5b6ef006094192fe3/frameset.htm
    http://www.help.sap.com/bp_presmartformsv1500/DOCU/OVIEW_EN.PDF
    http://www.sap-img.com/smartforms/smart-006.htm
    http://www.sap-img.com/smartforms/smartforms-faq-part-two.htm
    Re: Need FAQ's
    check most imp link
    http://www.sapbrain.com/ARTICLES/TECHNICAL/SMARTFORMS/smartforms.html
    step by step good ex link is....
    http://smoschid.tripod.com/How_to_do_things_in_SAP/How_To_Build_SMARTFORMS/How_To_Build_SMARTFORMS.html
    SAPScripts
    http://esnips.com/doc/1ff9f8e8-0a4c-42a7-8819-6e3ff9e7ab44/sapscripts.pdf
    http://esnips.com/doc/1e487f0c-8009-4ae1-9f9c-c07bd953dbfa/script-command.pdf
    http://esnips.com/doc/64d4eccb-e09b-48e1-9be9-e2818d73f074/faqss.pdf
    http://esnips.com/doc/cb7e39b4-3161-437f-bfc6-21e6a50e1b39/sscript.pdf
    http://esnips.com/doc/fced4d36-ba52-4df9-ab35-b3d194830bbf/symbols-in-scripts.pdf
    http://esnips.com/doc/b57e8989-ccf0-40d0-8992-8183be831030/sapscript-how-to-calculate-totals-and-subtotals.htm
    SAP SCRIPT FIELDS
    http://help.sap.com/saphelp_erp2005vp/helpdata/en/d1/8033ea454211d189710000e8322d00/content.htm
    scripts easy material
    http://www.allsaplinks.com/sap_script_made_easy.html
    Debugging Document.
    http://www.cba.nau.edu/haney-j/CIS497/Assignments/Debugging.doc
    http://help.sap.com/saphelp_47x200/helpdata/en/c6/617ca9e68c11d2b2ab080009b43351/content.htm
    http://www.cba.nau.edu/haney-j/CIS497/Assignments/Debugging.doc
    http://help.sap.com/saphelp_erp2005/helpdata/en/b3/d322540c3beb4ba53795784eebb680/frameset.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/84/1f624f4505144199e3d570cf7a9225/frameset.htm
    http://help.sap.com/saphelp_bw30b/helpdata/en/c6/617ca9e68c11d2b2ab080009b43351/content.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/b3/d322540c3beb4ba53795784eebb680/frameset.htm
    BAPI
    http://help.sap.com/saphelp_46c/helpdata/en/9b/417f07ee2211d1ad14080009b0fb56/frameset.htm
    http://searchsap.techtarget.com/originalContent/0,289142,sid21_gci948835,00.html
    Checkout !!
    http://searchsap.techtarget.com/originalContent/0,289142,sid21_gci948835,00.html
    http://techrepublic.com.com/5100-6329-1051160.html#
    http://www.sap-img.com/bapi.htm
    http://www.sap-img.com/abap/bapi-conventions.htm
    http://www.sappoint.com/abap/bapiintro.pdf
    http://www.sapgenie.com/abap/bapi/example.htm
    http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCMIDAPII/CABFAAPIINTRO.pdf
    http://help.sap.com/printdocu/core/Print46c/en/data/pdf/CABFABAPIREF/CABFABAPIPG.pdf
    http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCFESDE8/BCFESDE8.pdf
    List of all BAPIs
    http://www.planetsap.com/LIST_ALL_BAPIs.htm
    http://www.sappoint.com/abap/bapiintro.pdf
    http://www.sappoint.com/abap/bapiprg.pdf
    http://www.sappoint.com/abap/bapiactx.pdf
    http://www.sappoint.com/abap/bapilst.pdf
    http://www.sappoint.com/abap/bapiexer.pdf
    http://service.sap.com/ale
    http://service.sap.com/bapi
    http://www.geocities.com/mpioud/Abap_programs.html
    http://www.sapdevelopment.co.uk/reporting/reportinghome.htm
    Simple ALV report
    http://www.sapgenie.com/abap/controls/alvgrid.htm
    http://wiki.ittoolbox.com/index.php/Code:Ultimate_ALV_table_toolbox
    ALV
    1. Please give me general info on ALV.
    http://www.sapfans.com/forums/viewtopic.php?t=58286
    http://www.sapfans.com/forums/viewtopic.php?t=76490
    http://www.sapfans.com/forums/viewtopic.php?t=20591
    http://www.sapfans.com/forums/viewtopic.php?t=66305 - this one discusses which way should you use - ABAP Objects calls or simple function modules.
    2. How do I program double click in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=11601
    http://www.sapfans.com/forums/viewtopic.php?t=23010
    3. How do I add subtotals (I have problem to add them)...
    http://www.sapfans.com/forums/viewtopic.php?t=20386
    http://www.sapfans.com/forums/viewtopic.php?t=85191
    http://www.sapfans.com/forums/viewtopic.php?t=88401
    http://www.sapfans.com/forums/viewtopic.php?t=17335
    4. How to add list heading like top-of-page in ABAP lists?
    http://www.sapfans.com/forums/viewtopic.php?t=58775
    http://www.sapfans.com/forums/viewtopic.php?t=60550
    http://www.sapfans.com/forums/viewtopic.php?t=16629
    5. How to print page number / total number of pages X/XX in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=29597 (no direct solution)
    6. ALV printing problems. The favourite is: The first page shows the number of records selected but I don't need this.
    http://www.sapfans.com/forums/viewtopic.php?t=64320
    http://www.sapfans.com/forums/viewtopic.php?t=44477
    7. How can I set the cell color in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=52107
    8. How do I print a logo/graphics in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=81149
    http://www.sapfans.com/forums/viewtopic.php?t=35498
    http://www.sapfans.com/forums/viewtopic.php?t=5013
    9. How do I create and use input-enabled fields in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=84933
    http://www.sapfans.com/forums/viewtopic.php?t=69878
    10. How can I use ALV for reports that are going to be run in background?
    http://www.sapfans.com/forums/viewtopic.php?t=83243
    http://www.sapfans.com/forums/viewtopic.php?t=19224
    11. How can I display an icon in ALV? (Common requirement is traffic light icon).
    http://www.sapfans.com/forums/viewtopic.php?t=79424
    http://www.sapfans.com/forums/viewtopic.php?t=24512
    12. How can I display a checkbox in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=88376
    http://www.sapfans.com/forums/viewtopic.php?t=40968
    http://www.sapfans.com/forums/viewtopic.php?t=6919
    Go thru these programs they may help u to try on some hands on
    ALV Demo program
    BCALV_DEMO_HTML
    BCALV_FULLSCREEN_DEMO ALV Demo: Fullscreen Mode
    BCALV_FULLSCREEN_DEMO_CLASSIC ALV demo: Fullscreen mode
    BCALV_GRID_DEMO Simple ALV Control Call Demo Program
    BCALV_TREE_DEMO Demo for ALV tree control
    BCALV_TREE_SIMPLE_DEMO
    BC_ALV_DEMO_HTML_D0100
    Remote Function Call:
    RFC is an SAP interface protocol. Based on CPI-C, it considerably simplifies the programming of communication processes between systems.
    RFCs enable you to call and execute predefined functions in a remote system - or even in the same system.
    RFCs manage the communication process, parameter transfer and error handling.
    http://help.sap.com/saphelp_47x200/helpdata/en/22/042860488911d189490000e829fbbd/frameset.htm.
    ALE/ IDOC
    http://help.sap.com/saphelp_erp2004/helpdata/en/dc/6b835943d711d1893e0000e8323c4f/content.htm
    http://www.sapgenie.com/sapgenie/docs/ale_scenario_development_procedure.doc
    http://edocs.bea.com/elink/adapter/r3/userhtm/ale.htm#1008419
    http://www.netweaverguru.com/EDI/HTML/IDocBook.htm
    http://www.sapgenie.com/sapedi/index.htm
    http://www.sappoint.com/abap/ale.pdf
    http://www.sappoint.com/abap/ale2.pdf
    http://www.sapgenie.com/sapedi/idoc_abap.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/0b/2a60bb507d11d18ee90000e8366fc2/frameset.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/78/217da751ce11d189570000e829fbbd/frameset.htm
    http://www.allsaplinks.com/idoc_sample.html
    http://www.sappoint.com/abap.html
    http://help.sap.com/saphelp_erp2004/helpdata/en/dc/6b835943d711d1893e0000e8323c4f/content.htm
    http://www.sapgenie.com/sapgenie/docs/ale_scenario_development_procedure.doc
    http://edocs.bea.com/elink/adapter/r3/userhtm/ale.htm#1008419
    http://www.netweaverguru.com/EDI/HTML/IDocBook.htm
    http://www.sapgenie.com/sapedi/index.htm
    http://www.allsaplinks.com/idoc_sample.html
    Refer this
    http://www.sapbrain.com/FAQs/TECHNICAL/SAP_ABAP_DATADICTIONARY_FAQ.html
    http://www.****************/InterviewQ/interviewQ.htm
    http://help.sap.com/saphelp_46c/helpdata/en/35/2cd77bd7705394e10000009b387c12/frameset.htm
    http://www.techinterviews.com/?p=198
    http://www.techinterviews.com/?p=326
    http://www.sap-img.com/abap/answers-to-some-abap-interview-questions.htm
    http://www.sap-img.com/abap/more-than-100-abap-interview-faqs.htm
    http://www.geekinterview.com/Interview-Questions/SAP-R-3/ABAP
    http://sap.ittoolbox.com/documents/popular-q-and-a/abap-sample-interview-questions-3240
    http://www.sap-img.com/abap/abap-interview-question.htm
    http://www.allinterview.com/Interview-Questions/ABAP.html
    links for OO ABAP.
    http://www.sapgenie.com/abap/OO/
    http://www.sapgenie.com/abap/OO/index.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b5654f411d194a60000e8353423/content.htm
    http://www.esnips.com/doc/375fff1b-5a62-444d-8ec1-55508c308b17/prefinalppt.ppt
    http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    http://www.esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
    http://www.allsaplinks.com/
    http://www.sap-img.com/
    http://www.sapgenie.com/
    http://help.sap.com
    http://www.sapgenie.com/abap/OO/
    http://www.sapgenie.com.
    http://www.sapgenie.com/abap/OO/index.htm
    http://www.sapgenie.com/abap/controls/index.htm
    http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    http://www.esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
    http://www.sapgenie.com/abap/OO/index.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
    http://www.sapgenie.com/abap/OO/
    some more materials.
    Go through the following Documents Links & Materials for ABAP Objects
    check the below links lot of info and examples r there
    http://www.sapgenie.com/abap/OO/index.htm
    http://www.geocities.com/victorav15/sapr3/abap_ood.html
    http://www.brabandt.de/html/abap_oo.html
    Check this cool weblog:
    /people/thomas.jung3/blog/2004/12/08/abap-persistent-classes-coding-without-sql
    /people/thomas.jung3/blog/2004/12/08/abap-persistent-classes-coding-without-sql
    /people/sap.user72/blog/2005/05/10/a-small-tip-for-the-beginners-in-oo-abap
    /people/ravikumar.allampallam/blog/2005/02/11/abap-oo-in-action
    /people/thomas.jung3/blog/2005/09/08/oo-abap-dynpro-programming
    http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b6254f411d194a60000e8353423/frameset.htm
    http://www.sapgenie.com/abap/OO/
    http://www.sapgenie.com/abap/OO/index.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b5654f411d194a60000e8353423/content.htm
    http://www.esnips.com/doc/375fff1b-5a62-444d-8ec1-55508c308b17/prefinalppt.ppt
    http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    http://www.esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
    http://www.allsaplinks.com/
    http://www.sap-img.com/
    http://www.sapgenie.com/
    http://help.sap.com
    http://www.sapgenie.com/abap/OO/
    http://www.sapgenie.com/abap/OO/index.htm
    http://www.sapgenie.com/abap/controls/index.htm
    http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    http://www.esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
    http://www.sapgenie.com/abap/OO/index.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
    http://www.sapgenie.com/abap/OO/
    these links
    http://help.sap.com/saphelp_47x200/helpdata/en/ce/b518b6513611d194a50000e8353423/content.htm
    For funtion module to class
    http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b5954f411d194a60000e8353423/content.htm
    for classes
    http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b5c54f411d194a60000e8353423/content.htm
    for methods
    http://help.sap.com/saphelp_47x200/helpdata/en/08/d27c03b81011d194f60000e8353423/content.htm
    for inheritance
    http://help.sap.com/saphelp_47x200/helpdata/en/dd/4049c40f4611d3b9380000e8353423/content.htm
    for interfaces
    http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b6254f411d194a60000e8353423/content.htm
    For Materials:
    1) http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCABA/BCABA.pdf -- Page no: 1291
    2) http://esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
    3) http://esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    4) http://esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
    5) http://esnips.com/doc/92be4457-1b6e-4061-92e5-8e4b3a6e3239/Object-Oriented-ABAP.ppt
    6) http://esnips.com/doc/448e8302-68b1-4046-9fef-8fa8808caee0/abap-objects-by-helen.pdf
    7) http://esnips.com/doc/39fdc647-1aed-4b40-a476-4d3042b6ec28/class_builder.ppt
    8) http://www.amazon.com/gp/explorer/0201750805/2/ref=pd_lpo_ase/102-9378020-8749710?ie=UTF8
    1) http://www.erpgenie.com/sap/abap/OO/index.htm
    2) http://help.sap.com/saphelp_nw04/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
    https://www.sdn.sap.com/irj/sdn/wiki?path=/display/profile/2007/07/09/understandingABAPObjects&
    Please visit the following links:
    http://service.sap.com/erp
    http://solutionbrowser.erp.sap.fmpmedia.com/ (Functional prespective)
    http://service.sap.com/instguides --> mySAP Business Suite Applications --> mySAP ERP --> mySAP ERP 2005 --> Upgrade
    http://help.sap.com/printdocu/core/Print46c/en/data/pdf/LOVC/LOVC.pdf
    For Functionality Differences pls refer to the below site -
    http://solutionbrowser.erp.sap.fmpmedia.com/
    FOR BADI'S:
    Check this blogs 2 find a BADI:
    How to find if we have a BADI in Transaction VB02
    Re: BADI for screen enhancement in MM01  transaction
    Re: BADI and User exits
    How To Define a New BAdI Within the Enhancement Framework (Some Basics About the BAdI,BAdI Commands in ABAP,
    When to Use a BAdI?)
    /people/thomas.weiss/blog/2006/04/03/how-to-define-a-new-badi-within-the-enhancement-framework--part-3-of-the-series
    How to implement a BAdI And How to Use a Filter
    /people/thomas.weiss/blog/2006/04/18/how-to-implement-a-badi-and-how-to-use-a-filter--part-4-of-the-series-on-the-new-enhancement-framework
    Introducing Business Add-Ins
    https://www.sdn.sap.com/irj/sdn/go/portal/prtroot/docs/library/uuid/f3202186-0601-0010-6591-b832b1a0d0de
    How to implement BAdi in Enhancement Framework
    https://www.sdn.sap.com/irj/sdn/go/portal/prtroot/docs/library/uuid/d0456c54-0901-0010-f0b3-cd765fb99702
    Business Add-Ins
    http://help.sap.com/saphelp_47x200/helpdata/en/ee/a1d548892b11d295d60000e82de14a/frameset.htm
    BAdI: Customer-Defined Functions in the Formula Builder
    http://help.sap.com/saphelp_nw04/helpdata/en/04/f3683c05ea4464e10000000a114084/content.htm
    Difference Between BADI and User Exits
    http://www.sap-img.com/abap/difference-between-badi-and-user-exits.htm
    To Use BADI - Business Add In you need to Understand ABAP OO Interface Concept
    http://www.sap-img.com/abap/business-add-in-you-need-to-understand-abap-oo-interface-concept.htm
    You can check the links for Step by Step Badi Implemntation
    (very helpful self learning docs).
    BADI Step by Step Implementation.
    http://www.esnips.com/doc/e06e4171-29df-462f-b857-54fac19a9d8e/ppt-on-badis.ppt
    http://www.esnips.com/doc/10016c34-55a7-4b13-8f5f-bf720422d265/BADIs.pdf
    http://www.esnips.com/doc/43a58f51-5d92-4213-913a-de05e9faac0d/Business-Addin.doc
    http://www.esnips.com/doc/1e10392e-64d8-4181-b2a5-5f04d8f87839/badi.doc
    www.sapgenie.com/publications/saptips/022006%20-%20Zaidi%20BADI.pdf
    http://www.sapdevelopment.co.uk/enhance/enhance_badi.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/04/f3683c05ea4464e10000000a114084/content.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/e6/d54d3c596f0b26e10000000a11402f/content.htm
    http://help.sap.com/saphelp_nw2004s/helpdata/en/c2/eab541c5b63031e10000000a155106/frameset.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/04/f3683c05ea4464e10000000a114084/content.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/e6/63ee7f486cc143a560799d8803ce29/content.htm
    https://www.sdn.sap.com/irj/sdn/wiki?path=/display/srm/badi-general+information&
    http://www.esnips.com/doc/e06e4171-29df-462f-b857-54fac19a9d8e/ppt-on-badis.ppt
    http://www.esnips.com/doc/10016c34-55a7-4b13-8f5f-bf720422d265/BADIs.pdf
    http://www.esnips.com/doc/43a58f51-5d92-4213-913a-de05e9faac0d/Business-Addin.doc
    http://www.esnips.com/doc/1e10392e-64d8-4181-b2a5-5f04d8f87839/badi.doc
    www.sapgenie.com/publications/saptips/022006%20-%20Zaidi%20BADI.pdf
    http://www.sapdevelopment.co.uk/enhance/enhance_badi.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/04/f3683c05ea4464e10000000a114084/content.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/e6/d54d3c596f0b26e10000000a11402f/content.htm
    http://help.sap.com/saphelp_nw2004s/helpdata/en/c2/eab541c5b63031e10000000a155106/frameset.htm
    The specified item was not found.
    http://help.sap.com/saphelp_erp2005/helpdata/en/73/7e7941601b1d09e10000000a155106/frameset.htm
    http://support.sas.com/rnd/papers/sugi30/SAP.ppt
    http://www.sts.tu-harburg.de/teaching/sap_r3/ABAP4/abapindx.htm
    http://members.aol.com/_ht_a/skarkada/sap/
    http://www.ct-software.com/reportpool_frame.htm
    http://www.saphelp.com/SAP_Technical.htm
    http://www.kabai.com/abaps/q.htm
    http://www.guidancetech.com/people/holland/sap/abap/
    http://www.planetsap.com/download_abap_programs.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/c8/1975cc43b111d1896f0000e8322d00/content.htm
    http://www.allsaplinks.com/badi.html
    /people/thomas.weiss/blog/2006/04/03/how-to-define-a-new-badi-within-the-enhancement-framework--part-3-of-the-serieshttps:///people/alwin.vandeput2/blog/2006/04/13/how-to-search-for-badis-trace-it
    /people/thomas.weiss/blog/2006/04/18/how-to-implement-a-badi-and-how-to-use-a-filter--part-4-of-the-series-on-the-new-enhancement-framework /people/thomas.weiss/blog/2006/05/03/source-code-enhancements--part-5-of-the-series-on-the-new-enhancement-framework
    http://www.esnips.com/doc/e06e4171-29df-462f-b857-54fac19a9d8e/ppt-on-badis.ppt
    http://www.esnips.com/doc/10016c34-55a7-4b13-8f5f-bf720422d265/BADIs.pdf
    http://www.esnips.com/doc/43a58f51-5d92-4213-913a-de05e9faac0d/Business-Addin.doc
    http://www.esnips.com/doc/1e10392e-64d8-4181-b2a5-5f04d8f87839/badi.doc
    http://www.esnips.com/doc/3b7bbc09-c095-45a0-9e89-91f2f86ee8e9/BADI-Introduction.ppt
    https://www.sdn.sap.com/irj/sdn/go/portal/prtroot/docs/library/uuid/40921dd7-d5cf-2910-1894-bb62316afbd1
    http://help.sap.com/saphelp_erp2005/helpdata/en/73/7e7941601b1d09e10000000a155106/frameset.htm
    http://support.sas.com/rnd/papers/sugi30/SAP.ppt
    http://www.sts.tu-harburg.de/teaching/sap_r3/ABAP4/abapindx.htm
    http://members.aol.com/_ht_a/skarkada/sap/
    http://www.ct-software.com/reportpool_frame.htm
    http://www.saphelp.com/SAP_Technical.htm
    http://www.kabai.com/abaps/q.htm
    http://www.guidancetech.com/people/holland/sap/abap/
    http://www.planetsap.com/download_abap_programs.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/c8/1975cc43b111d1896f0000e8322d00/content.htm
    /people/thomas.weiss/blog/2006/04/03/how-to-define-a-new-badi-within-the-enhancement-framework--part-3-of-the-series
    /people/thomas.weiss/blog/2006/04/18/how-to-implement-a-badi-and-how-to-use-a-filter--part-4-of-the-series-on-the-new-enhancement-framework
    http://esnips.com/doc/e06e4171-29df-462f-b857-54fac19a9d8e/ppt-on-badis.ppt
    http://esnips.com/doc/43a58f51-5d92-4213-913a-de05e9faac0d/Business-Addin.doc
    http://esnips.com/doc/10016c34-55a7-4b13-8f5f-bf720422d265/BADIs.pdf
    http://esnips.com/doc/1e10392e-64d8-4181-b2a5-5f04d8f87839/badi.doc
    http://esnips.com/doc/365d4c4d-9fcb-4189-85fd-866b7bf25257/customer-exits--badi.zip
    http://esnips.com/doc/3b7bbc09-c095-45a0-9e89-91f2f86ee8e9/BADI-Introduction.ppt
    http://help.sap.com//saphelp_470/helpdata/EN/eb/3e7cee940e11d295df0000e82de14a/frameset.htm
    Difference Between BADI and User Exits
    http://www.sap-img.com/abap/difference-between-badi-and-user-exits.htm
    Reward Points if found helpfull..
    Cheers,
    Chandra Sekhar.

  • ABAP objects learning

    Hi ,
    I am new to abap objects. I want to get some materials to learn. Can anyone give me some links or documents?
    Thanks a lot.
    Rewards will be provided.
    Best Regards,
    Chris Gu

    ABAP objects have an elaborated list plz mention specific objects u want to know.
    These are few of the links which I got through the sdn.sap for the objects like ALV,LSMW,IDOCS, etc..
    Start with this.Refer this
    For BDC:
    http://myweb.dal.ca/hchinni/sap/bdc_home.htm
    https://www.sdn.sap.com/irj/sdn/wiki?path=/display/home/bdc&
    http://www.sap-img.com/abap/learning-bdc-programming.htm
    http://www.sapdevelopment.co.uk/bdc/bdchome.htm
    http://www.sap-img.com/abap/difference-between-batch-input-and-call-transaction-in-bdc.htm
    http://help.sap.com/saphelp_47x200/helpdata/en/69/c250684ba111d189750000e8322d00/frameset.htm
    http://www.sapbrain.com/TUTORIALS/TECHNICAL/BDC_tutorial.html
    Check these link:
    http://www.sap-img.com/abap/difference-between-batch-input-and-call-transaction-in-bdc.htm
    http://www.sap-img.com/abap/question-about-bdc-program.htm
    http://www.itcserver.com/blog/2006/06/30/batch-input-vs-call-transaction/
    http://www.planetsap.com/bdc_main_page.htm
    call Transaction or session method ?
    http://www.sapbrain.com/FAQs/TECHNICAL/SAP_ABAP_DATADICTIONARY_FAQ.html
    http://www.****************/InterviewQ/interviewQ.htm
    http://help.sap.com/saphelp_46c/helpdata/en/35/2cd77bd7705394e10000009b387c12/frameset.htm
    Reports
    http://www.sapgenie.com/abap/reports.htm
    http://www.allsaplinks.com/material.html
    http://www.sapdevelopment.co.uk/reporting/reportinghome.htm
    http://www.sapfans.com/forums/viewtopic.php?t=58286
    http://www.sapfans.com/forums/viewtopic.php?t=76490
    http://www.sapfans.com/forums/viewtopic.php?t=20591
    http://www.sapfans.com/forums/viewtopic.php?t=66305 - this one discusses which way should you use - ABAP Objects calls or simple function modules.
    ALE/ IDOC
    http://help.sap.com/saphelp_erp2004/helpdata/en/dc/6b835943d711d1893e0000e8323c4f/content.htm
    http://www.sapgenie.com/sapgenie/docs/ale_scenario_development_procedure.doc
    http://edocs.bea.com/elink/adapter/r3/userhtm/ale.htm#1008419
    http://www.netweaverguru.com/EDI/HTML/IDocBook.htm
    http://www.sapgenie.com/sapedi/index.htm
    http://www.sappoint.com/abap/ale.pdf
    http://www.sappoint.com/abap/ale2.pdf
    http://www.sapgenie.com/sapedi/idoc_abap.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/0b/2a60bb507d11d18ee90000e8366fc2/frameset.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/78/217da751ce11d189570000e829fbbd/frameset.htm
    http://www.allsaplinks.com/idoc_sample.html
    http://www.sappoint.com/abap.html
    http://help.sap.com/saphelp_erp2004/helpdata/en/dc/6b835943d711d1893e0000e8323c4f/content.htm
    http://www.sapgenie.com/sapgenie/docs/ale_scenario_development_procedure.doc
    http://edocs.bea.com/elink/adapter/r3/userhtm/ale.htm#1008419
    http://www.netweaverguru.com/EDI/HTML/IDocBook.htm
    http://www.sapgenie.com/sapedi/index.htm
    http://www.allsaplinks.com/idoc_sample.html
    Check these step-by-step links
    https://www.sdn.sap.com/irj/servlet/prt/portal/prtroot/com.sap.km.cm.docs/library/uuid/ccab6730-0501-0010-ee84-de050a6cc287
    https://sdn.sap.com/irj/servlet/prt/portal/prtroot/com.sap.km.cm.docs/library/uuid/8fd773b3-0301-0010-eabe-82149bcc292e
    https://www.sdn.sap.com/irj/servlet/prt/portal/prtroot/com.sap.km.cm.docs/library/uuid/3c5d9ae3-0501-0010-0090-bdfb2d458985
    for Smartforms material
    http://www.sap-basis-abap.com/sapsf001.htm
    http://www.sap-press.com/downloads/h955_preview.pdf
    http://www.ossincorp.com/Black_Box/Black_Box_2.htm
    http://www.sap-img.com/smartforms/sap-smart-forms.htm
    http://www.sap-img.com/smartforms/smartform-tutorial.htm
    http://www.sapgenie.com/abap/smartforms.htm
    How to trace smartform
    http://help.sap.com/saphelp_47x200/helpdata/en/49/c3d8a4a05b11d5b6ef006094192fe3/frameset.htm
    http://www.help.sap.com/bp_presmartformsv1500/DOCU/OVIEW_EN.PDF
    http://www.sap-img.com/smartforms/smart-006.htm
    http://www.sap-img.com/smartforms/smartforms-faq-part-two.htm
    Re: Need FAQ's
    check most imp link
    http://www.sapbrain.com/ARTICLES/TECHNICAL/SMARTFORMS/smartforms.html
    step by step good ex link is....
    http://smoschid.tripod.com/How_to_do_things_in_SAP/How_To_Build_SMARTFORMS/How_To_Build_SMARTFORMS.html
    SAPScripts
    http://esnips.com/doc/1ff9f8e8-0a4c-42a7-8819-6e3ff9e7ab44/sapscripts.pdf
    http://esnips.com/doc/1e487f0c-8009-4ae1-9f9c-c07bd953dbfa/script-command.pdf
    http://esnips.com/doc/64d4eccb-e09b-48e1-9be9-e2818d73f074/faqss.pdf
    http://esnips.com/doc/cb7e39b4-3161-437f-bfc6-21e6a50e1b39/sscript.pdf
    http://esnips.com/doc/fced4d36-ba52-4df9-ab35-b3d194830bbf/symbols-in-scripts.pdf
    http://esnips.com/doc/b57e8989-ccf0-40d0-8992-8183be831030/sapscript-how-to-calculate-totals-and-subtotals.htm
    SAP SCRIPT FIELDS
    http://help.sap.com/saphelp_erp2005vp/helpdata/en/d1/8033ea454211d189710000e8322d00/content.htm
    scripts easy material
    http://www.allsaplinks.com/sap_script_made_easy.html
    Debugging Document.
    http://www.cba.nau.edu/haney-j/CIS497/Assignments/Debugging.doc
    http://help.sap.com/saphelp_47x200/helpdata/en/c6/617ca9e68c11d2b2ab080009b43351/content.htm
    http://www.cba.nau.edu/haney-j/CIS497/Assignments/Debugging.doc
    http://help.sap.com/saphelp_erp2005/helpdata/en/b3/d322540c3beb4ba53795784eebb680/frameset.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/84/1f624f4505144199e3d570cf7a9225/frameset.htm
    http://help.sap.com/saphelp_bw30b/helpdata/en/c6/617ca9e68c11d2b2ab080009b43351/content.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/b3/d322540c3beb4ba53795784eebb680/frameset.htm
    BAPI
    http://help.sap.com/saphelp_46c/helpdata/en/9b/417f07ee2211d1ad14080009b0fb56/frameset.htm
    http://searchsap.techtarget.com/originalContent/0,289142,sid21_gci948835,00.html
    Checkout !!
    http://searchsap.techtarget.com/originalContent/0,289142,sid21_gci948835,00.html
    http://techrepublic.com.com/5100-6329-1051160.html#
    http://www.sap-img.com/bapi.htm
    http://www.sap-img.com/abap/bapi-conventions.htm
    http://www.sappoint.com/abap/bapiintro.pdf
    http://www.sapgenie.com/abap/bapi/example.htm
    http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCMIDAPII/CABFAAPIINTRO.pdf
    http://help.sap.com/printdocu/core/Print46c/en/data/pdf/CABFABAPIREF/CABFABAPIPG.pdf
    http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCFESDE8/BCFESDE8.pdf
    List of all BAPIs
    http://www.planetsap.com/LIST_ALL_BAPIs.htm
    http://www.sappoint.com/abap/bapiintro.pdf
    http://www.sappoint.com/abap/bapiprg.pdf
    http://www.sappoint.com/abap/bapiactx.pdf
    http://www.sappoint.com/abap/bapilst.pdf
    http://www.sappoint.com/abap/bapiexer.pdf
    http://service.sap.com/ale
    http://service.sap.com/bapi
    http://www.geocities.com/mpioud/Abap_programs.html
    http://www.sapdevelopment.co.uk/reporting/reportinghome.htm
    Simple ALV report
    http://www.sapgenie.com/abap/controls/alvgrid.htm
    http://wiki.ittoolbox.com/index.php/Code:Ultimate_ALV_table_toolbox
    ALV
    1. Please give me general info on ALV.
    http://www.sapfans.com/forums/viewtopic.php?t=58286
    http://www.sapfans.com/forums/viewtopic.php?t=76490
    http://www.sapfans.com/forums/viewtopic.php?t=20591
    http://www.sapfans.com/forums/viewtopic.php?t=66305 - this one discusses which way should you use - ABAP Objects calls or simple function modules.
    2. How do I program double click in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=11601
    http://www.sapfans.com/forums/viewtopic.php?t=23010
    3. How do I add subtotals (I have problem to add them)...
    http://www.sapfans.com/forums/viewtopic.php?t=20386
    http://www.sapfans.com/forums/viewtopic.php?t=85191
    http://www.sapfans.com/forums/viewtopic.php?t=88401
    http://www.sapfans.com/forums/viewtopic.php?t=17335
    4. How to add list heading like top-of-page in ABAP lists?
    http://www.sapfans.com/forums/viewtopic.php?t=58775
    http://www.sapfans.com/forums/viewtopic.php?t=60550
    http://www.sapfans.com/forums/viewtopic.php?t=16629
    5. How to print page number / total number of pages X/XX in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=29597 (no direct solution)
    6. ALV printing problems. The favourite is: The first page shows the number of records selected but I don't need this.
    http://www.sapfans.com/forums/viewtopic.php?t=64320
    http://www.sapfans.com/forums/viewtopic.php?t=44477
    7. How can I set the cell color in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=52107
    8. How do I print a logo/graphics in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=81149
    http://www.sapfans.com/forums/viewtopic.php?t=35498
    http://www.sapfans.com/forums/viewtopic.php?t=5013
    9. How do I create and use input-enabled fields in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=84933
    http://www.sapfans.com/forums/viewtopic.php?t=69878
    10. How can I use ALV for reports that are going to be run in background?
    http://www.sapfans.com/forums/viewtopic.php?t=83243
    http://www.sapfans.com/forums/viewtopic.php?t=19224
    11. How can I display an icon in ALV? (Common requirement is traffic light icon).
    http://www.sapfans.com/forums/viewtopic.php?t=79424
    http://www.sapfans.com/forums/viewtopic.php?t=24512
    12. How can I display a checkbox in ALV?
    http://www.sapfans.com/forums/viewtopic.php?t=88376
    http://www.sapfans.com/forums/viewtopic.php?t=40968
    http://www.sapfans.com/forums/viewtopic.php?t=6919
    Go thru these programs they may help u to try on some hands on
    ALV Demo program
    BCALV_DEMO_HTML
    BCALV_FULLSCREEN_DEMO ALV Demo: Fullscreen Mode
    BCALV_FULLSCREEN_DEMO_CLASSIC ALV demo: Fullscreen mode
    BCALV_GRID_DEMO Simple ALV Control Call Demo Program
    BCALV_TREE_DEMO Demo for ALV tree control
    BCALV_TREE_SIMPLE_DEMO
    BC_ALV_DEMO_HTML_D0100
    Remote Function Call:
    RFC is an SAP interface protocol. Based on CPI-C, it considerably simplifies the programming of communication processes between systems.
    RFCs enable you to call and execute predefined functions in a remote system - or even in the same system.
    RFCs manage the communication process, parameter transfer and error handling.
    http://help.sap.com/saphelp_47x200/helpdata/en/22/042860488911d189490000e829fbbd/frameset.htm.
    ALE/ IDOC
    http://help.sap.com/saphelp_erp2004/helpdata/en/dc/6b835943d711d1893e0000e8323c4f/content.htm
    http://www.sapgenie.com/sapgenie/docs/ale_scenario_development_procedure.doc
    http://edocs.bea.com/elink/adapter/r3/userhtm/ale.htm#1008419
    http://www.netweaverguru.com/EDI/HTML/IDocBook.htm
    http://www.sapgenie.com/sapedi/index.htm
    http://www.sappoint.com/abap/ale.pdf
    http://www.sappoint.com/abap/ale2.pdf
    http://www.sapgenie.com/sapedi/idoc_abap.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/0b/2a60bb507d11d18ee90000e8366fc2/frameset.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/78/217da751ce11d189570000e829fbbd/frameset.htm
    http://www.allsaplinks.com/idoc_sample.html
    http://www.sappoint.com/abap.html
    http://help.sap.com/saphelp_erp2004/helpdata/en/dc/6b835943d711d1893e0000e8323c4f/content.htm
    http://www.sapgenie.com/sapgenie/docs/ale_scenario_development_procedure.doc
    http://edocs.bea.com/elink/adapter/r3/userhtm/ale.htm#1008419
    http://www.netweaverguru.com/EDI/HTML/IDocBook.htm
    http://www.sapgenie.com/sapedi/index.htm
    http://www.allsaplinks.com/idoc_sample.html
    Refer this
    http://www.sapbrain.com/FAQs/TECHNICAL/SAP_ABAP_DATADICTIONARY_FAQ.html
    http://www.****************/InterviewQ/interviewQ.htm
    http://help.sap.com/saphelp_46c/helpdata/en/35/2cd77bd7705394e10000009b387c12/frameset.htm
    http://www.techinterviews.com/?p=198
    http://www.techinterviews.com/?p=326
    http://www.sap-img.com/abap/answers-to-some-abap-interview-questions.htm
    http://www.sap-img.com/abap/more-than-100-abap-interview-faqs.htm
    http://www.geekinterview.com/Interview-Questions/SAP-R-3/ABAP
    http://sap.ittoolbox.com/documents/popular-q-and-a/abap-sample-interview-questions-3240
    http://www.sap-img.com/abap/abap-interview-question.htm
    http://www.allinterview.com/Interview-Questions/ABAP.html
    links for OO ABAP.
    http://www.sapgenie.com/abap/OO/
    http://www.sapgenie.com/abap/OO/index.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b5654f411d194a60000e8353423/content.htm
    http://www.esnips.com/doc/375fff1b-5a62-444d-8ec1-55508c308b17/prefinalppt.ppt
    http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    http://www.esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
    http://www.allsaplinks.com/
    http://www.sap-img.com/
    http://www.sapgenie.com/
    http://help.sap.com
    http://www.sapgenie.com/abap/OO/
    http://www.sapgenie.com.
    http://www.sapgenie.com/abap/OO/index.htm
    http://www.sapgenie.com/abap/controls/index.htm
    http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    http://www.esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
    http://www.sapgenie.com/abap/OO/index.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
    http://www.sapgenie.com/abap/OO/
    some more materials.
    Go through the following Documents Links & Materials for ABAP Objects
    check the below links lot of info and examples r there
    http://www.sapgenie.com/abap/OO/index.htm
    http://www.geocities.com/victorav15/sapr3/abap_ood.html
    http://www.brabandt.de/html/abap_oo.html
    Check this cool weblog:
    /people/thomas.jung3/blog/2004/12/08/abap-persistent-classes-coding-without-sql
    /people/thomas.jung3/blog/2004/12/08/abap-persistent-classes-coding-without-sql
    /people/sap.user72/blog/2005/05/10/a-small-tip-for-the-beginners-in-oo-abap
    /people/ravikumar.allampallam/blog/2005/02/11/abap-oo-in-action
    /people/thomas.jung3/blog/2005/09/08/oo-abap-dynpro-programming
    http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b6254f411d194a60000e8353423/frameset.htm
    http://www.sapgenie.com/abap/OO/
    http://www.sapgenie.com/abap/OO/index.htm
    http://help.sap.com/saphelp_nw04/helpdata/en/c3/225b5654f411d194a60000e8353423/content.htm
    http://www.esnips.com/doc/375fff1b-5a62-444d-8ec1-55508c308b17/prefinalppt.ppt
    http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    http://www.esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
    http://www.allsaplinks.com/
    http://www.sap-img.com/
    http://www.sapgenie.com/
    http://help.sap.com
    http://www.sapgenie.com/abap/OO/
    http://www.sapgenie.com/abap/OO/index.htm
    http://www.sapgenie.com/abap/controls/index.htm
    http://www.esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    http://www.esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
    http://www.sapgenie.com/abap/OO/index.htm
    http://help.sap.com/saphelp_erp2005/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
    http://www.sapgenie.com/abap/OO/
    these links
    http://help.sap.com/saphelp_47x200/helpdata/en/ce/b518b6513611d194a50000e8353423/content.htm
    For funtion module to class
    http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b5954f411d194a60000e8353423/content.htm
    for classes
    http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b5c54f411d194a60000e8353423/content.htm
    for methods
    http://help.sap.com/saphelp_47x200/helpdata/en/08/d27c03b81011d194f60000e8353423/content.htm
    for inheritance
    http://help.sap.com/saphelp_47x200/helpdata/en/dd/4049c40f4611d3b9380000e8353423/content.htm
    for interfaces
    http://help.sap.com/saphelp_47x200/helpdata/en/c3/225b6254f411d194a60000e8353423/content.htm
    For Materials:
    1) http://help.sap.com/printdocu/core/Print46c/en/data/pdf/BCABA/BCABA.pdf -- Page no: 1291
    2) http://esnips.com/doc/5c65b0dd-eddf-4512-8e32-ecd26735f0f2/prefinalppt.ppt
    3) http://esnips.com/doc/2c76dc57-e74a-4539-a20e-29383317e804/OO-abap.pdf
    4) http://esnips.com/doc/0ef39d4b-586a-4637-abbb-e4f69d2d9307/SAP-CONTROLS-WORKSHOP.pdf
    5) http://esnips.com/doc/92be4457-1b6e-4061-92e5-8e4b3a6e3239/Object-Oriented-ABAP.ppt
    6) http://esnips.com/doc/448e8302-68b1-4046-9fef-8fa8808caee0/abap-objects-by-helen.pdf
    7) http://esnips.com/doc/39fdc647-1aed-4b40-a476-4d3042b6ec28/class_builder.ppt
    8) http://www.amazon.com/gp/explorer/0201750805/2/ref=pd_lpo_ase/102-9378020-8749710?ie=UTF8
    1) http://www.erpgenie.com/sap/abap/OO/index.htm
    2) http://help.sap.com/saphelp_nw04/helpdata/en/ce/b518b6513611d194a50000e8353423/frameset.htm
    https://www.sdn.sap.com/irj/sdn/wiki?path=/display/profile/2007/07/09/understandingABAPObjects&
    Please visit the following links:
    http://service.sap.com/erp
    http://solutionbrowser.erp.sap.fmpmedia.com/ (Functional prespective)
    http://service.sap.com/instguides --> mySAP Business Suite Applications --> mySAP ERP --> mySAP ERP 2005 --> Upgrade
    http://help.sap.com/printdocu/core/Print46c/en/data/pdf/LOVC/LOVC.pdf
    For Functionality Differences pls refer to the below site -
    http://solutionbrowser.erp.sap.fmpmedia.com/
    Reward if useful

  • Undesratsnding abap objects

    hi
    can any one provide basic material for underatanding object oriented in abap...with many sample programs(preferably)....u can also provide me links....
    thank you,
    Ginni

    Methods in ABAP Objects - Example
    The following example shows how to declare, implement, and use methods in ABAP Objects.
    Overview
    This example uses three classes called C_TEAM, C_BIKER, and C_BICYCLE. A user (a program) can create objects of the class C_TEAM. On a selection screen, the class C_TEAM asks for the number of members of each team.
    Each object in the class C_TEAM can create as many instances of the class C_BIKER as there are members in the team. Each instance of the class C_BIKER creates an instances of the class C_BICYCLE.
    Each instance of the class C_TEAM can communicate with the program user through an interactive list. The program user can choose individual team members for actions. The instances of the class C_BIKER allow the program user to choose the action on a further selection screen.
    Constraints
    The ABAP statements used for list processing are not yet fully available in ABAP Objects. However, to produce a simple test output, you can use the following statements:
    WRITE [AT] /<offset>(<length>) <f>
    ULINE
    SKIP
    NEW-LINE
    Note: The behavior of formatting and interactive list functions in their current state are not guaranteed. Incompatible changes could occur in a future release.
    Declarations
    This example is implemented using local classes, since selection screens belong to an ABAP program, and cannot be defined or called in global classes. Below are the definitions of the two selection screens and three classes:
    Global Selection Screens
    SELECTION-SCREEN BEGIN OF: SCREEN 100 TITLE TIT1, LINE.
      PARAMETERS MEMBERS TYPE I DEFAULT 10.
    SELECTION-SCREEN END OF: LINE, SCREEN 100.
    SELECTION-SCREEN BEGIN OF SCREEN 200 TITLE TIT2.
      PARAMETERS: DRIVE    RADIOBUTTON GROUP ACTN,
                  STOP     RADIOBUTTON GROUP ACTN,
                  GEARUP   RADIOBUTTON GROUP ACTN,
                  GEARDOWN RADIOBUTTON GROUP ACTN.
    SELECTION-SCREEN END OF SCREEN 200.
    Class Definitions
    CLASS: C_BIKER DEFINITION DEFERRED,
           C_BICYCLE DEFINITION DEFERRED.
    CLASS C_TEAM DEFINITION.
      PUBLIC SECTION.
      TYPES: BIKER_REF TYPE REF TO C_BIKER,
             BIKER_REF_TAB TYPE STANDARD TABLE OF BIKER_REF
                                               WITH DEFAULT KEY,
             BEGIN OF STATUS_LINE_TYPE,
               FLAG(1)  TYPE C,
               TEXT1(5) TYPE C,
               ID       TYPE I,
               TEXT2(7) TYPE C,
               TEXT3(6) TYPE C,
               GEAR     TYPE I,
               TEXT4(7) TYPE C,
               SPEED    TYPE I,
             END OF STATUS_LINE_TYPE.
      CLASS-METHODS: CLASS_CONSTRUCTOR.
      METHODS: CONSTRUCTOR,
               CREATE_TEAM,
               SELECTION,
               EXECUTION.
      PRIVATE SECTION.
      CLASS-DATA: TEAM_MEMBERS TYPE I,
                  COUNTER TYPE I.
      DATA: ID TYPE I,
            STATUS_LINE TYPE STATUS_LINE_TYPE,
            STATUS_LIST TYPE SORTED TABLE OF STATUS_LINE_TYPE
                                          WITH UNIQUE KEY ID,
            BIKER_TAB TYPE BIKER_REF_TAB,
            BIKER_SELECTION LIKE BIKER_TAB,
            BIKER LIKE LINE OF BIKER_TAB.
      METHODS: WRITE_LIST.
    ENDCLASS.
    CLASS C_BIKER DEFINITION.
      PUBLIC SECTION.
      METHODS: CONSTRUCTOR IMPORTING TEAM_ID TYPE I MEMBERS TYPE I,
               SELECT_ACTION,
               STATUS_LINE EXPORTING LINE
                           TYPE C_TEAM=>STATUS_LINE_TYPE.
      PRIVATE SECTION.
      CLASS-DATA COUNTER TYPE I.
      DATA: ID TYPE I,
            BIKE TYPE REF TO C_BICYCLE,
            GEAR_STATUS  TYPE I VALUE 1,
            SPEED_STATUS TYPE I VALUE 0.
      METHODS BIKER_ACTION IMPORTING ACTION TYPE I.
    ENDCLASS.
    CLASS C_BICYCLE DEFINITION.
      PUBLIC SECTION.
      METHODS: DRIVE EXPORTING VELOCITY TYPE I,
               STOP  EXPORTING VELOCITY TYPE I,
               CHANGE_GEAR IMPORTING CHANGE TYPE I
                           RETURNING VALUE(GEAR) TYPE I
                           EXCEPTIONS GEAR_MIN GEAR_MAX.
      PRIVATE SECTION.
      DATA: SPEED TYPE I,
            GEAR  TYPE I VALUE 1.
      CONSTANTS: MAX_GEAR TYPE I VALUE 18,
                 MIN_GEAR TYPE I VALUE 1.
    ENDCLASS.
    Note that none of the three classes has any public attributes. The states of the classes can only be changed by their methods. The class C_TEAM contains a static constructor CLASS_CONSTRUCTOR. C_TEAM and C_BIKER both contain instance constructors.
    Implementations
    The implementation parts of the classes contain the implementations of all of the methods declared in the corresponding declaration parts. The interfaces of the methods have already been defined in the declarations. In the implementations, the interface parameters behave like local data.
    Methods of Class C_TEAM
    The following methods are implemented in the section
    CLASS C_TEAM IMPLEMENTATION.
    ENDCLASS.
    CLASS_CONSTRUCTOR
      METHOD CLASS_CONSTRUCTOR.
        TIT1 = 'Team members ?'.
        CALL SELECTION-SCREEN 100 STARTING AT 5 3.
        IF SY-SUBRC NE 0.
          LEAVE PROGRAM.
        ELSE.
          TEAM_MEMBERS = MEMBERS.
        ENDIF.
      ENDMETHOD.
    The static constructor is executed before the class C_TEAM is used for the first time in a program. It calls the selection screen 100 and sets the static attribute TEAM_MEMBERS to the value entered by the program user. This attribute has the same value for all instances of the class C_TEAM.
    CONSTRUCTOR
      METHOD CONSTRUCTOR.
        COUNTER = COUNTER + 1.
        ID = COUNTER.
      ENDMETHOD.
    The instance constructor is executed directly after each instance of the class C_TEAM is created. It is used to count the number of instance of C_TEAM in the static attribute COUNTER, and assigns the corresponding number to the instance attribute ID of each instance of the class.
    CREATE_TEAM
      METHOD CREATE_TEAM.
        DO TEAM_MEMBERS TIMES.
          CREATE OBJECT BIKER EXPORTING TEAM_ID = ID
                                        MEMBERS = TEAM_MEMBERS.
          APPEND BIKER TO BIKER_TAB.
          CALL METHOD BIKER->STATUS_LINE IMPORTING LINE = STATUS_LINE.
          APPEND STATUS_LINE TO STATUS_LIST.
        ENDDO.
      ENDMETHOD.
    The public instance method CREATE_TEAM can be called by any user of the class containing a reference variable with a reference to an instance of the class. It is used to create instances of the class C_BIKER, using the private reference variable BIKER in the class C_TEAM. You must pass both input parameters for the instance constructor of class C_BIKER in the CREATE OBJECT statement. The references to the newly-created instances are inserted into the private internal table BIKER_TAB. After the method has been executed, each line of the internal table contains a reference to an instance of the class C_BIKER. These references are only visible within the class C_TEAM. External users cannot address the objects of class C_BIKER.
    CREATE_TEAM also calls the method STATUS_LINE for each newly-created object, and uses the work area STATUS_LINE to append its output parameter LINE to the private internal table STATUS_LIST.
    SELECTION
      METHOD SELECTION.
        CLEAR BIKER_SELECTION.
        DO.
          READ LINE SY-INDEX.
          IF SY-SUBRC <> 0. EXIT. ENDIF.
          IF SY-LISEL+0(1) = 'X'.
            READ TABLE BIKER_TAB INTO BIKER INDEX SY-INDEX.
            APPEND BIKER TO BIKER_SELECTION.
          ENDIF.
        ENDDO.
        CALL METHOD WRITE_LIST.
      ENDMETHOD.
    The public instance method SELECTION can be called by any user of the class containing a reference variable with a reference to an instance of the class. It selects all of the lines in the current list in which the checkbox in the first column is selected. For these lines, the system copies the corresponding reference variables from the table BIKER_TAB into an additional private internal table BIKER_SELECTION. SELECTION then calls the private method WRITE_LIST, which displays the list.
    EXECUTION
      METHOD EXECUTION.
        CHECK NOT BIKER_SELECTION IS INITIAL.
        LOOP AT BIKER_SELECTION INTO BIKER.
          CALL METHOD BIKER->SELECT_ACTION.
          CALL METHOD BIKER->STATUS_LINE IMPORTING LINE = STATUS_LINE.
          MODIFY TABLE STATUS_LIST FROM STATUS_LINE.
        ENDLOOP.
        CALL METHOD WRITE_LIST.
      ENDMETHOD.
    The public instance method EXECUTION can be called by any user of the class containing a reference variable with a reference to an instance of the class. The method calls the two methods SELECT_ACTION and STATUS_LINE for each instance of the class C_BIKER for which there is a reference in the table BIKER_SELECTION. The line of the table STATUS_LIST with the same key as the component ID in the work area STATUS_LINE is overwritten and displayed by the private method WRITE_LIST.
    WRITE_LIST
      METHOD WRITE_LIST.
        SET TITLEBAR 'TIT'.
        SY-LSIND = 0.
        SKIP TO LINE 1.
        POSITION 1.
        LOOP AT STATUS_LIST INTO STATUS_LINE.
          WRITE: / STATUS_LINE-FLAG AS CHECKBOX,
                   STATUS_LINE-TEXT1,
                   STATUS_LINE-ID,
                   STATUS_LINE-TEXT2,
                   STATUS_LINE-TEXT3,
                   STATUS_LINE-GEAR,
                   STATUS_LINE-TEXT4,
                   STATUS_LINE-SPEED.
        ENDLOOP.
      ENDMETHOD.
    The private instance method WRITE_LIST can only be called from the methods of the class C_TEAM. It is used to display the private internal table STATUS_LIST on the basic list (SY-LSIND = 0) of the program.
    Methods of Class C_BIKER
    The following methods are implemented in the section
    CLASS C_BIKER IMPLEMENTATION.
    ENDCLASS.
    CONSTRUCTOR
      METHOD CONSTRUCTOR.
        COUNTER = COUNTER + 1.
        ID = COUNTER - MEMBERS * ( TEAM_ID - 1).
        CREATE OBJECT BIKE.
      ENDMETHOD.
    The instance constructor is executed directly after each instance of the class C_BIKER is created. It is used to count the number of instance of C_BIKER in the static attribute COUNTER, and assigns the corresponding number to the instance attribute ID of each instance of the class. The constructor has two input parameters - TEAM_ID and MEMBERS - which you must pass in the CREATE OBJECT statement when you create an instance of C_BIKER.
    The instance constructor also creates an instance of the class C_BICYCLE for each new instance of the class C_BIKER. The reference in the private reference variable BIKE of each instance of C_BIKER points to a corresponding instance of the class C_BICYCLE. No external user can address these instances of the class C_BICYCLE.
    SELECT_ACTION
      METHOD SELECT_ACTION.
        DATA ACTIVITY TYPE I.
        TIT2 = 'Select action for BIKE'.
        TIT2+24(3) = ID.
        CALL SELECTION-SCREEN 200 STARTING AT 5 15.
        CHECK NOT SY-SUBRC GT 0.
        IF GEARUP = 'X' OR GEARDOWN = 'X'.
          IF GEARUP = 'X'.
            ACTIVITY = 1.
          ELSEIF GEARDOWN = 'X'.
            ACTIVITY = -1.
          ENDIF.
        ELSEIF DRIVE = 'X'.
          ACTIVITY = 2.
        ELSEIF STOP = 'X'.
          ACTIVITY = 3.
        ENDIF.
        CALL METHOD BIKER_ACTION( ACTIVITY).
      ENDMETHOD.
    The public instance method SELECT_ACTION can be called by any user of the class containing a reference variable with a reference to an instance of the class. The method calls the selection screen 200 and analyzes the user input. After this, it calls the private method BIKER_ACTION of the same class. The method call uses the shortened form to pass the actual parameter ACTIVITY to the formal parameter ACTION.
    BIKER_ACTION
      METHOD BIKER_ACTION.
        CASE ACTION.
          WHEN -1 OR 1.
            CALL METHOD BIKE->CHANGE_GEAR
                              EXPORTING CHANGE = ACTION
                              RECEIVING GEAR = GEAR_STATUS
                              EXCEPTIONS GEAR_MAX = 1
                                         GEAR_MIN = 2.
            CASE SY-SUBRC.
              WHEN 1.
                MESSAGE I315(AT) WITH 'BIKE' ID
                                      ' is already at maximal gear!'.
              WHEN 2.
                MESSAGE I315(AT) WITH 'BIKE' ID
                                      ' is already at minimal gear!'.
            ENDCASE.
          WHEN 2.
            CALL METHOD BIKE->DRIVE IMPORTING VELOCITY = SPEED_STATUS.
          WHEN 3.
            CALL METHOD BIKE->STOP IMPORTING VELOCITY = SPEED_STATUS.
        ENDCASE.
      ENDMETHOD.
    The private instance method BIKER_ACTION can only be called from the methods of the class C_BIKER. The method calls other methods in the instance of the class C_BICYCLE to which the reference in the reference variable BIKE is pointing, depending on the value in the input parameter ACTION.
    STATUS_LINE
      METHOD STATUS_LINE.
        LINE-FLAG = SPACE.
        LINE-TEXT1 = 'Biker'.
        LINE-ID = ID.
        LINE-TEXT2 = 'Status:'.
        LINE-TEXT3 = 'Gear = '.
        LINE-GEAR  = GEAR_STATUS.
        LINE-TEXT4 = 'Speed = '.
        LINE-SPEED = SPEED_STATUS.
      ENDMETHOD.
    The public instance method STATUS_LINE can be called by any user of the class containing a reference variable with a reference to an instance of the class. It fills the structured output parameter LINE with the current attribute values of the corresponding instance.
    Methods of Class C_BICYCLE
    The following methods are implemented in the section
    CLASS C_BICYCLE IMPLEMENTATION.
    ENDCLASS.
    DRIVE
      METHOD DRIVE.
        SPEED = SPEED  + GEAR * 10.
        VELOCITY = SPEED.
      ENDMETHOD.
    The public instance method DRIVE can be called by any user of the class containing a reference variable with a reference to an instance of the class. The method changes the value of the private attribute SPEED and passes it to the caller using the output parameter VELOCITY.
    STOP
      METHOD STOP.
        SPEED = 0.
        VELOCITY = SPEED.
      ENDMETHOD.
    The public instance method STOP can be called by any user of the class containing a reference variable with a reference to an instance of the class. The method changes the value of the private attribute SPEED and passes it to the caller using the output parameter VELOCITY.
    CHANGE_GEAR
      METHOD CHANGE_GEAR.
        GEAR = ME->GEAR.
        GEAR = GEAR + CHANGE.
        IF GEAR GT MAX_GEAR.
          GEAR = MAX_GEAR.
          RAISE GEAR_MAX.
        ELSEIF GEAR LT MIN_GEAR.
          GEAR = MIN_GEAR.
          RAISE GEAR_MIN.
        ENDIF.
        ME->GEAR = GEAR.
      ENDMETHOD.
    The public instance method CHANGE_GEAR can be called by any user of the class containing a reference variable with a reference to an instance of the class. The method changes the value of the private attribute GEAR. Since the formal parameter with the same name obscures the attribute in the method, the attribute has to be addressed using the self-reference ME->GEAR.
    Using the Classes in a Program
    The following program shows how the above classes can be used in a program. The declarations of the selection screens and local classes, and the implementations of the methods must also be a part of the program.
    REPORT OO_METHODS_DEMO NO STANDARD PAGE HEADING.
    Declarations and Implementations
    Global Program Data
    TYPES TEAM TYPE REF TO C_TEAM.
    DATA: TEAM_BLUE  TYPE TEAM,
          TEAM_GREEN TYPE TEAM,
          TEAM_RED   TYPE TEAM.
    DATA  COLOR(5).
    Program events
    START-OF-SELECTION.
      CREATE OBJECT: TEAM_BLUE,
                     TEAM_GREEN,
                     TEAM_RED.
       CALL METHOD: TEAM_BLUE->CREATE_TEAM,
                   TEAM_GREEN->CREATE_TEAM,
                   TEAM_RED->CREATE_TEAM.
      SET PF-STATUS 'TEAMLIST'.
      WRITE '                   Select a team!             ' COLOR = 2.
    AT USER-COMMAND.
      CASE SY-UCOMM.
        WHEN 'TEAM_BLUE'.
          COLOR = 'BLUE '.
          FORMAT COLOR = 1 INTENSIFIED ON INVERSE ON.
           CALL METHOD TEAM_BLUE->SELECTION.
        WHEN 'TEAM_GREEN'.
          COLOR = 'GREEN'.
          FORMAT COLOR = 5 INTENSIFIED ON INVERSE ON.
           CALL METHOD TEAM_GREEN->SELECTION.
        WHEN 'TEAM_RED'.
          COLOR = 'RED '.
          FORMAT COLOR = 6 INTENSIFIED ON INVERSE ON.
           CALL METHOD TEAM_RED->SELECTION.
        WHEN 'EXECUTION'.
          CASE COLOR.
            WHEN 'BLUE '.
              FORMAT COLOR = 1 INTENSIFIED ON INVERSE ON.
               CALL METHOD TEAM_BLUE->SELECTION.
              CALL METHOD TEAM_BLUE->EXECUTION.
            WHEN 'GREEN'.
              FORMAT COLOR = 5 INTENSIFIED ON INVERSE ON.
               CALL METHOD TEAM_GREEN->SELECTION.
              CALL METHOD TEAM_GREEN->EXECUTION.
            WHEN 'RED '.
              FORMAT COLOR = 6 INTENSIFIED ON INVERSE ON.
               CALL METHOD TEAM_RED->SELECTION.
              CALL METHOD TEAM_RED->EXECUTION.
          ENDCASE.
      ENDCASE.
    The program contains three class reference variables that refer to the class C_TEAM. It creates three objects from the class, to which the references in the reference variables then point. In each object, it calls the method CREATE_TEAM. The method CLASS_CONSTRUCTOR of class C_TEAM is executed before the first of the objects is created. The status TEAMLIST for the basic list allows the user to choose one of four functions:
    When the user chooses a function, the event AT USER-COMMAND is triggered and public methods are called in one of the three instances of C_TEAM, depending on the user’s choice. The user can change the state of an object by selecting the corresponding line in the status list.

  • Abap Objects doubts.

    Hi Experts.
    Plz give me some details for the following questions.
    1. what is abstract class.
    2. give me some example program using inheritance.
    3. Some sample programs using events.
    4. Narrow casting & wide casting.. And describe the use of it.
    5. How to declare internal table in ABAP OOPS.
    6. What is the use of table type.?
    7. What is instance.?
    8. Explain friend class.
    Thank in advance.
    Points will be given for the answers.
    regards,
    J.Joe

    HI
    <b>1. what is abstract class.</b>
    Abstract classes are normally used as an incomplete blueprint for concrete (that is, non-abstract) subclasses, for example to define a uniform interface.
    Classes with at least one abstract method are themselves abstract.
    Static methods and constructors cannot be abstract.
    You can specify the class of the instance to be created explicitly: CREATE OBJECT <RefToAbstractClass> TYPE <NonAbstractSubclassName>.
    Abstarct classes themselves can’t be instantiated ( althrough their subclasses can)
    Reference to abstract classes can refer to instance of subclass
    Abstract (instance) methods are difined in the class , but not implemented
    They must be redefined in subclasses
    CLASS LC1 DEFINAITION ABSTARCT
    PUBLIC SECTION
    METHODS ESTIMATE ABSTARCT IMPORTING…
    ENDCLASS.
    <b>2. give me some example program using inheritance.</b>
    The following simple example shows the principle of inheritance within ABAP Objects. It is based on the Simple Introduction to Classes. A new class counter_ten inherits from the existing class counter.
    REPORT demo_inheritance.
    CLASS counter DEFINITION.
      PUBLIC SECTION.
        METHODS: set IMPORTING value(set_value) TYPE i,
                 increment,
                 get EXPORTING value(get_value) TYPE i.
       PROTECTED SECTION .
        DATA count TYPE i.
    ENDCLASS.
    CLASS counter IMPLEMENTATION.
      METHOD set.
        count = set_value.
      ENDMETHOD.
      METHOD increment.
        ADD 1 TO count.
      ENDMETHOD.
      METHOD get.
        get_value = count.
      ENDMETHOD.
    ENDCLASS.
    CLASS counter_ten DEFINITION INHERITING FROM counter.
      PUBLIC SECTION.
        METHODS increment REDEFINITION .
        DATA count_ten.
    ENDCLASS.
    CLASS counter_ten IMPLEMENTATION.
      METHOD increment.
        DATA modulo TYPE I.
         CALL METHOD super->increment .
        write / count.
        modulo = count mod 10.
        IF modulo = 0.
          count_ten = count_ten + 1.
          write count_ten.
        ENDIF.
      ENDMETHOD.
    ENDCLASS.
    DATA: count TYPE REF TO counter,
          number TYPE i VALUE 5.
    START-OF-SELECTION.
       CREATE OBJECT count TYPE counter_ten .
      CALL METHOD count->set EXPORTING set_value = number.
      DO 20 TIMES.
        CALL METHOD count->increment.
      ENDDO.
    The class COUNTER_TEN is derived from COUNTER. It redefines the method INCREMENT. To do this, you must change the visibility of the COUNT attribute from PRIVATE to PROTECTED. The redefined method calls the obscured method of the superclass using the pseudoreference SUPER->. The redefined method is a specialization of the inherited method.
    The example instantiates the subclass. The reference variable pointing to it has the type of the superclass. When the INCREMENT method is called using the superclass reference, the system executes the redefined method from the subclass.
    <b>3. Some sample programs using events.</b>
    Events in ABAP Objects - Example
    The following example shows how to declare, call, and handle events in ABAP Objects.
    Overview
    This object works with the interactive list displayed below. Each user interaction triggers an event in ABAP Objects. The list and its data is created in the class C_LIST. There is a class STATUS for processing user actions. It triggers an event BUTTON_CLICKED in the AT USER-COMMAND event. The event is handled in the class C_LIST. It contains an object of the class C_SHIP or C_TRUCK for each line of the list. Both of these classes implement the interface I_VEHICLE. Whenever the speed of one of these objects changes, the event SPEED_CHANGE is triggered. The class C_LIST reacts to this and updates the list.
    Constraints
    The ABAP statements used for list processing are not yet fully available in ABAP Objects. However, to produce a simple test output, you can use the following statements:
    WRITE [AT] /<offset>(<length>) <f>
    ULINE
    SKIP
    NEW-LINE
    Note: The behavior of formatting and interactive list functions in their current state are not guaranteed. Incompatible changes could occur in a future release.
    Declarations
    This example is implemented using local interfaces and classes. Below are the declarations of the interfaces and classes:
    Interface and Class declarations
    INTERFACE I_VEHICLE.
      DATA     MAX_SPEED TYPE I.
      EVENTS SPEED_CHANGE EXPORTING VALUE(NEW_SPEED) TYPE I.
      METHODS: DRIVE,
               STOP.
    ENDINTERFACE.
    CLASS C_SHIP DEFINITION.
      PUBLIC SECTION.
      METHODS CONSTRUCTOR.
      INTERFACES I_VEHICLE.
      PRIVATE SECTION.
      ALIASES MAX FOR I_VEHICLE~MAX_SPEED.
      DATA SHIP_SPEED TYPE I.
    ENDCLASS.
    CLASS C_TRUCK DEFINITION.
      PUBLIC SECTION.
      METHODS CONSTRUCTOR.
      INTERFACES I_VEHICLE.
      PRIVATE SECTION.
      ALIASES MAX FOR I_VEHICLE~MAX_SPEED.
      DATA TRUCK_SPEED TYPE I.
    ENDCLASS.
    CLASS STATUS DEFINITION.
      PUBLIC SECTION.
       CLASS-EVENTS BUTTON_CLICKED EXPORTING VALUE(FCODE) LIKE SY-UCOMM.
      CLASS-METHODS: CLASS_CONSTRUCTOR,
                    USER_ACTION.
    ENDCLASS.
    CLASS C_LIST DEFINITION.
      PUBLIC SECTION.
      METHODS: FCODE_HANDLER FOR EVENT BUTTON_CLICKED OF STATUS
                                 IMPORTING FCODE,
               LIST_CHANGE   FOR EVENT SPEED_CHANGE OF I_VEHICLE
                                 IMPORTING NEW_SPEED,
               LIST_OUTPUT.
      PRIVATE SECTION.
      DATA: ID TYPE I,
            REF_SHIP  TYPE REF TO C_SHIP,
            REF_TRUCK TYPE REF TO C_TRUCK,
            BEGIN OF LINE,
              ID TYPE I,
              FLAG,
              IREF  TYPE REF TO I_VEHICLE,
              SPEED TYPE I,
            END OF LINE,
            LIST LIKE SORTED TABLE OF LINE WITH UNIQUE KEY ID.
    ENDCLASS.
    The following events are declared in the example:
    The instance event SPEED_CHANGE in the interface I_VEHICLE
    The static event BUTTON_CLICKED in the class STATUS.
    The class C_LIST contains event handler methods for both events.
    Note that the class STATUS does not have any attributes, and therefore only works with static methods and events.
    Implementations
    Below are the implementations of the methods of the above classes:
    Implementations
    CLASS C_SHIP IMPLEMENTATION.
      METHOD CONSTRUCTOR.
        MAX = 30.
      ENDMETHOD.
      METHOD I_VEHICLE~DRIVE.
        CHECK SHIP_SPEED < MAX.
        SHIP_SPEED = SHIP_SPEED + 10.
        RAISE EVENT I_VEHICLE~SPEED_CHANGE
                    EXPORTING NEW_SPEED = SHIP_SPEED.
      ENDMETHOD.
      METHOD I_VEHICLE~STOP.
        CHECK SHIP_SPEED > 0.
        SHIP_SPEED = 0.
        RAISE EVENT I_VEHICLE~SPEED_CHANGE
                    EXPORTING NEW_SPEED = SHIP_SPEED.
      ENDMETHOD.
    ENDCLASS.
    CLASS C_TRUCK IMPLEMENTATION.
      METHOD CONSTRUCTOR.
        MAX = 150.
      ENDMETHOD.
      METHOD I_VEHICLE~DRIVE.
        CHECK TRUCK_SPEED < MAX.
        TRUCK_SPEED = TRUCK_SPEED + 50.
        RAISE EVENT I_VEHICLE~SPEED_CHANGE
                    EXPORTING NEW_SPEED = TRUCK_SPEED.
      ENDMETHOD.
      METHOD I_VEHICLE~STOP.
        CHECK TRUCK_SPEED > 0.
        TRUCK_SPEED = 0.
        RAISE EVENT I_VEHICLE~SPEED_CHANGE
                    EXPORTING NEW_SPEED = TRUCK_SPEED.
      ENDMETHOD.
    ENDCLASS.
    CLASS STATUS IMPLEMENTATION.
      METHOD CLASS_CONSTRUCTOR.
        SET PF-STATUS 'VEHICLE'.
        WRITE 'Click a button!'.
      ENDMETHOD.
      METHOD USER_ACTION.
        RAISE EVENT BUTTON_CLICKED EXPORTING FCODE = SY-UCOMM.
      ENDMETHOD.
    ENDCLASS.
    CLASS C_LIST IMPLEMENTATION.
      METHOD FCODE_HANDLER .
        CLEAR LINE.
        CASE FCODE.
          WHEN 'CREA_SHIP'.
            ID = ID + 1.
            CREATE OBJECT REF_SHIP.
            LINE-ID = ID.
            LINE-FLAG = 'C'.
            LINE-IREF = REF_SHIP.
            APPEND LINE TO LIST.
          WHEN 'CREA_TRUCK'.
            ID = ID + 1.
            CREATE OBJECT REF_TRUCK.
            LINE-ID = ID.
            LINE-FLAG = 'T'.
            LINE-IREF = REF_TRUCK.
            APPEND LINE TO LIST.
          WHEN 'DRIVE'.
            CHECK SY-LILLI > 0.
            READ TABLE LIST INDEX SY-LILLI INTO LINE.
            CALL METHOD LINE-IREF->DRIVE.
          WHEN 'STOP'.
            LOOP AT LIST INTO LINE.
              CALL METHOD LINE-IREF->STOP.
            ENDLOOP.
          WHEN 'CANCEL'.
            LEAVE PROGRAM.
        ENDCASE.
        CALL METHOD LIST_OUTPUT.
      ENDMETHOD.
      METHOD LIST_CHANGE .
        LINE-SPEED = NEW_SPEED.
        MODIFY TABLE LIST FROM LINE.
      ENDMETHOD.
      METHOD LIST_OUTPUT.
        SY-LSIND = 0.
        SET TITLEBAR 'TIT'.
        LOOP AT LIST INTO LINE.
          IF LINE-FLAG = 'C'.
            WRITE / ICON_WS_SHIP AS ICON.
          ELSEIF LINE-FLAG = 'T'.
            WRITE / ICON_WS_TRUCK AS ICON.
          ENDIF.
          WRITE: 'Speed = ', LINE-SPEED.
        ENDLOOP.
      ENDMETHOD.
    ENDCLASS.
    The static method USER_ACTION of the class STATUS triggers the static event BUTTON_CLICKED. The instance methods I_VEHICLEDRIVE and I_VEHICLESTOP trigger the instance event I_VEHICLE~SPEED_CHANGE in the classes C_SHIP and C_TRUCK.
    Using the Classes in a Program
    The following program uses the above classes:
    REPORT OO_EVENTS_DEMO NO STANDARD PAGE HEADING.
    Global data of program
    DATA LIST TYPE REF TO C_LIST.
    Program events
    START-OF-SELECTION.
      CREATE OBJECT LIST.
      SET HANDLER: LIST->FCODE_HANDLER,
                  LIST->LIST_CHANGE FOR ALL INSTANCES.
    AT USER-COMMAND.
      CALL METHOD STATUS=>USER_ACTION.
    The program creates an object of the class C_LIST and registers the event handler method FCODE_HANDLER of the object for the class event BUTTON_CLICKED, and the event handler method LIST_CHANGE for the event SPEED_CHANGE of all instances that implement the interface I_VEHICLE.
    <b>4. Narrow casting & wide casting.. And describe the use of it.</b>
    <b>Narrowing Cast</b>
    The assignment of a subclass instance to a reference variable of the type "reference to superclass" is described as a narrowing cast, because you are switching from a more detailed view to a one with less detail.
    Description up-cast is also used.
    <b>use</b>
    A user who is not interested in the finer points of cars, trucks, and busses (but only, for example, in the fuel consumption and tank gauge) does not need to know about them. This user only wants and needs to work with (references to) the lcl_vehicle class. However, in order to allow the user to work with cars, busses, or trucks, you generally need a narrowing cast.
    <b>Widening cast</b>
    The widening cast logically represents the opposite of the narrowing cast. The widening cast cannot be checked statically, only at runtime. The Cast Operator ?= (or the equivalent MOVE ... ?TO … ) must be used to make this visible.
    It changes from a less detailed view to one with more detail.
    <b>use</b>
    The client, the car rental company  wants to execute a function for specific vehicles form the list (vehicle_list).  For example, the client wants to ascertain the truck with the largest cargo capacity.  However, not all vehicles are in the trucks list, it also includes references to cars and busses.
    <b>5. How to declare internal table in ABAP OOPS.</b>
    BEGIN OF LINE,
              ID TYPE I,
              FLAG,
              IREF  TYPE REF TO I_VEHICLE,
              SPEED TYPE I,
            END OF LINE,
    <b>6. What is the use of table type.?</b>
    Please check the SAP help , as all these things are provided in detail in it .
    In case you find it difficult to find it or search for it here is the link
    http://help.sap.com/saphelp_nw04/helpdata/en/90/8d7304b1af11d194f600a0c929b3c3/frameset.htm
    <b>7. What is instance.?</b>
    Instance methods are called using CALL METHOD <reference>-><instance_method>.
    Static methods (also referred to as class methods) are called using CALL METHOD <classname>=><class_method>.
    If you are calling a static method from within the class, you can omit the class name.
    You access instance attributes using <instance>-><instance_attribute>
    <b>8. Explain friend class.</b>
    In rare cases, classes have to work together so closely that they need access to their protected and private components. To avoid making these components available to all users, there is the concept of friendship between classes.
    To do this you use the FRIENDS additions to the CLASS statement, in which all classes and interfaces that are to be provided friendship are listed
    In principle, providing friendship is one-sided: A class providing friendship is not automatically a friend of its friends. If a class providing friendship wants to access the non-public components of a friend, this friend has to explicitly provide friendship to it.
    Classes that inherit from friends and interfaces that contain a friend as a component interface also become friends. However, providing friendship, unlike the attribute of being a friend, is not inherited. A friend of a superclass is therefore not automatically a friend of its subclasses.
    <b>Reward if usefull</b>

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