REM ***************************************************************************
REM   Hand-carved package body for VIEW LINK END created on 23-FEB-99
REM ***************************************************************************
CREATE OR REPLACE PACKAGE BODY cihvle IS

  -- Generic post-process routines
  PROCEDURE check_delete(id number);

  sac_type constant varchar2(6) := 'VLE';
  pac_type constant varchar2(6) := 'VLI';
  -- save view link id if view link end is deleted
  pview_link_id  number;

--======================== PRE-PROCESS (INS,UPD) ============================--

PROCEDURE pre_process(operation varchar2,id number,
  pl in out NOCOPY cioview_link_end.data)
IS
BEGIN
  -- Access rights for view link end derive from the view link
-- Access rights checking performed by triggers in config 4.0.9
--  ciiacc.check_access_rights(pl.v.view_link_reference,pac_type,
--    'UPD','SHR');

  -- Initialize unassigned properties with default values on INSERT
  if operation = 'INS' then
    pl.v.element_type_name := sac_type;
    pl.i.element_type_name := true;
  end if;
END;

--======================== PRE-PROCESS (DEL,SEL) ============================--

PROCEDURE pre_process(operation varchar2,id number)
IS
BEGIN
  -- Access rights for view link end derive from the view link
-- Access rights checking performed by triggers in config 4.0.9
--  ciiacc.check_access_rights(id,sac_type,operation,'SAC');

  -- if operation is 'DELETE', make sure no non-cascading references exist
  if operation = 'DEL' then
    check_delete(id);

    select view_link_reference
    into   pview_link_id
    from   ci_view_link_ends    vle
    where  vle.id = pre_process.id;

  end if;
END;

--===================== POST-PROCESS (INS,UPD,SEL) ==========================--

PROCEDURE post_process(operation varchar2,id number,
  pl cioview_link_end.data)
IS
BEGIN
  null;
END;

--========================= POST PROCESS (DEL, LCK) ==============================--

PROCEDURE post_process(operation varchar2,id number)
IS
BEGIN
  -- need to delete the view link if one end is deleted
  -- this in turn will cascade delete the other view_link_end
  if operation = 'DEL' then
    cioview_link.del(pview_link_id);
  end if;
END;

--============================= CHECK DELETE ================================--

PROCEDURE check_delete(id number)
IS
  dummy number;
  error_count number := 0;
BEGIN
  null;
END;

--================================== END ====================================--
--
-- Package instantiation block
--
BEGIN
  is_installed := true;
END;
/