Useful function modules and BAPI's for TEM

Read infotype 1002 data.
  CALL FUNCTION 'RH_READ_OBJECT'
    EXPORTING
      plvar     = wa_hrv1002a-plvar
      otype     = wa_hrv1002a-otype
      objid     = wa_hrv1002a-objid
      begda     = wa_hrv1002a-begda
      endda     = wa_hrv1002a-endda
    IMPORTING
      obeg      = wa_etype-etbeg
      oend      = wa_etype-etend
      short     = wa_etype-etsht
      stext     = wa_etype-etstx
    EXCEPTIONS
      not_found = 1
      OTHERS    = 2. 

Retrieve actual scheduled occurance of course.
  CALL FUNCTION 'BAPI_BUS_EVENT_LIST'
    EXPORTING
      plvar                   = '01'
      objid                   = gd_objid
      begin_date              = gd_begda  "'20040101'
      end_date                = gd_endda  "'99991231'
    TABLES
      event_list              = it_elist
    EXCEPTIONS
      NO_EVENTS               = 1
      NO_ACTIVE_PLVAR         = 2
      UNKNOWN_EXCEPTION       = 3
      OTHERS                  = 4.

Retrieve business event type(BET) data (Global description of course). Such as
description, suitablility, tutors, other relationship details etc
  CALL FUNCTION 'BAPI_BUS_EVENTTYPE_INFO'
    EXPORTING
      plvar             = '01'
      objid             = gd_etyid
      begin_date        = gd_begda  "'20040101'
      end_date          = gd_endda  "'99991231'
    TABLES
      eventtype_desc    = it_evttypedesc
    EXCEPTIONS
      root_not_found    = 1
      no_active_plvar   = 2
      unknown_exception = 3
      OTHERS            = 4.

Retrieve business event(BE) data (Actual occurance of course). Such as description,
suitablility, tutors, other relationship details etc. Data entered at this level should be
used instead of that found at BET level  

  CALL FUNCTION 'BAPI_BUS_EVENT_INFO'
    EXPORTING
      plvar                   = '01'
      objid                   = objid
      begin_date              = gd_begda     "'20040101'
      end_date                = gd_endda    "'99991231'
      language                = 'E'
    TABLES
      event_desc              = it_evtdesc
      event_resou             = it_evtresou
      event_quali             = it_evtquali
    EXCEPTIONS
      no_root_found           = 1
      no_active_plvar         = 2
      unknown_exception       = 3
      OTHERS                  = 4. 

Retrieve schedule information of course instance such as date(s) and time(s). 
  CALL FUNCTION 'RH_READ_EVENT_SCHEDULE'
    TABLES
      eventlist     = it_eventlist
      schedule_tab  = it_schedule
    EXCEPTIONS
      nothing_found = 1
      OTHERS        = 2.