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Description: This function is reusable. It has an IN parameter of a cookie name. The function checks for the existence of a cookie with the name that is passed in. If a cookie exists with that name, the procedure returns the cookie value. Otherwise, it returns a NULL value.
CREATE OR REPLACE FUNCTION get_cookie
(p_cookie_name IN VARCHAR2)
RETURN VARCHAR2
IS
--------------------------------------------------------
-- FILENAME: get_cookie
-- FILEDATE: 01.20.2003
-- CREATED BY: Susan Boardman
-- DESCRIPTION: Retrieves cookie with name passed in
-- URL : get_cookie
--------------------------------------------------------
v_cookie OWA_COOKIE.cookie;
BEGIN
v_cookie := OWA_COOKIE.GET(p_cookie_name);
IF v_cookie.num_vals != 0 THEN
RETURN v_cookie.vals(1);
ELSE
RETURN NULL;
END IF;
END;