call oracle stored procedure returning-java types from clojure

gistfile1.clj

(ns package.classnamere)
(:import java.sql.Types)
 
(def db {:classname "oracle.jdbc.driver.OracleDriver"
         :.... 
         :password (System/getenv "password")})
 
(defn prepared-statement " on oracle stored procedure " []
  (jdbc/with-connection db
     (with-open [stmt (.prepareCall (jdbc/connection) "{ call PACKAGE.PROCEDURE(?, ?) }")]
       (doto stmt
          (.registerOutParameter 1 java.sql.Types/INTEGER)
          (.registerOutParameter 2 java.sql.Types/VARCHAR)
          (.execute))
        (. stmt getObject 2))))