jdbc call procedure

  Connection con = session.connection();
  String procedure = "{call SP_XYZ(?,?) }";
  try {

   CallableStatement cstmt = con.prepareCall(procedure);
   cstmt.setInt(1, Integer.parseInt(Id));
   cstmt.registerOutParameter(2, OracleTypes.INTEGER);
   cstmt.executeUpdate();
   int importCount = cstmt.getInt(2);
   return importCount;

  } catch (SQLException e) {
   // TODO 自动生成 catch 块
   e.printStackTrace();
   //return -1;
   throw new Exception(e.getMessage());
  }