REM ***************************************************************************
REM   Hand-carved package body for ATTRIBUTE DERIVATION RULE created on 13-JAN-99
REM ***************************************************************************
CREATE OR REPLACE PACKAGE BODY cihadr IS

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

  sac_type constant varchar2(6) := 'ADR';
  pac_type constant varchar2(6) := 'CAT';

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

PROCEDURE pre_process(operation varchar2,id number,
  pl in out NOCOPY cioattribute_derivation_rule.data)
IS
  dummy number;
  eat_data cioentity_object_attribute.data;
  
BEGIN
  -- Access rights for attribute derivation rule derive from the classifier attribute
  -- Access rights checking performed by triggers in config 4.0.9
  --  ciiacc.check_access_rights(pl.v.classifier_attribute_reference,pac_type,
  --    'UPD','SAC');

  -- 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;
  
    --If owning object is EAT then set persitent flag for that eat to N
    select count(*) into dummy 
    from sdd_cat
    where classifier_attribute_subtype = 'EAT'
    and irid = pl.v.classifier_attribute_reference;
  
    if dummy > 0 then 
      eat_data.v.persistent_flag := 'N';
      eat_data.i.persistent_flag := true;
      cioentity_object_attribute.upd(pl.v.classifier_attribute_reference, eat_data);   
    end if;
    
  end if;
  
  --Maintain the out_of_sync_flag for a corresponding file_usage
  ciheoc.maintain_sync_flag(pl.v.pac_reference);  
  
END;

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

PROCEDURE pre_process(operation varchar2,id number)
IS
BEGIN
  -- Access rights for attribute derivation rule derive from the classifier attribute
-- 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);
  end if;
END;

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

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

--========================= POST PROCESS (DEL) ==============================--

PROCEDURE post_process(operation varchar2,id number)
IS
BEGIN
  null;
END;

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

PROCEDURE check_delete(id number)
IS
  dummy number;
  error_count number := 0;
  
  CURSOR file_c(irid_ref number) IS
  select pac_reference cla
  from ci_attribute_derivation_rules
  where irid = irid_ref;
  
BEGIN

  FOR file_rec IN file_c(check_delete.id) LOOP
    --Maintain the out_of_sync_flag for a corresponding file_usage
    ciheoc.maintain_sync_flag(file_rec.cla);
  END LOOP;
  
END;

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