core-jgi/db/oracle/functions/nextBusinessDay.sql

64 lines
2.2 KiB
SQL

create or replace
function nextBusinessDay
(
p_Date in date,
p_AD_Client_ID in number
)
return date
/**
*This file is part of Adempiere ERP Bazaar
*http://www.adempiere.org
*
*Copyright (C) 2007 Teo Sarca
*
*This program is free software; you can redistribute it and/or
*modify it under the terms of the GNU General Public License
*as published by the Free Software Foundation; either version 2
*of the License, or (at your option) any later version.
*
*This program is distributed in the hope that it will be useful,
*but WITHOUT ANY WARRANTY; without even the implied warranty of
*MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
*GNU General Public License for more details.
*
*You should have received a copy of the GNU General Public License
*along with this program; if not, write to the Free Software
*Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.of
*/
as
v_nextDate date := TRUNC(p_Date);
v_offset number := 0;
v_Saturday number := TO_CHAR(TO_DATE('2000-01-01', 'YYYY-MM-DD'), 'D');
v_Sunday number := (case when v_Saturday = 7 then 1 else v_Saturday + 1 end);
v_isHoliday boolean := true;
v_country c_country.c_country_id%type;
cursor nonBusinessDays(pp_Date date, pp_country c_country.c_country_id%type) is
select nbd.Date1 from C_NonBusinessDay nbd
where AD_Client_ID=p_AD_Client_ID and IsActive ='Y' and Date1>=pp_Date
AND COALESCE(C_Country_ID,0) IN (0, pp_country)
order by Date1;
begin
v_isHoliday := true;
SELECT COALESCE(MAX(co.c_country_id), 100)
INTO v_country
FROM ad_client cl
JOIN ad_language l ON cl.ad_language = l.ad_language
JOIN c_country co ON l.countrycode = co.countrycode
WHERE cl.ad_client_id = p_ad_client_id;
loop
SELECT DECODE(TO_CHAR(v_nextDate,'D'), v_Saturday, 2, v_Sunday, 1, 0) INTO v_offset FROM DUAL;
v_nextDate := TRUNC(v_nextDate + v_offset);
v_isHoliday := false;
for nbd in nonBusinessDays(v_nextDate, v_country) loop
exit when v_nextDate <> TRUNC(nbd.Date1);
v_nextDate := v_nextDate + 1;
v_isHoliday := true;
end loop;
exit when v_isHoliday=false;
end loop;
--
return v_nextDate;
end nextBusinessDay;
/