String query =  "declare " +
                            "id number; " +
                            "name_session varchar2(1024); " +
                            "name_end_text varchar2(5024); " +
                            "text_exit varchar2(1024); " +
                            "error_text varchar2(1024); " +
                            "BEGIN ";
                            "metadata_umd_p(?, id, name_session, " +
                                        "name_end_text, text_exit, error_text); " +
                            "END;";

PreparedStatement queryStmt
            = Conn.prepareStatement(query);

            queryStmt.setString( 1 , proper);
            queryStmt.executeUpdate();
            queryStmt.close();