public String getAmount(String number) {
        String deposit = "";
        
        number = "0000";

        Connection con = null;
        PreparedStatement stmt = null;
        ResultSet rs = null;

        try {
            con = getOraCon(db_path, db_login, db_pass);
            stmt = con.prepareStatement(String.format("select deposit from tmp_table where number like '%-"+number+"'"));
            rs = stmt.executeQuery();
            while (rs.next()) {
                deposit = rs.getString(1);
            }
        } catch (SQLException se) {
            _log.error(se);
        } catch (FileNotFoundException fe) {
            _log.error(fe);
        } catch (IOException ie) {
            _log.error(ie);
        } finally {
            try {
                if (rs != null) {
                    rs.close();
                }
                if (stmt != null) {
                    stmt.close();
                }
                if (con != null) {
                    con.close();
                }
            } catch (SQLException ex) {
                _log.error(ex);
            }
        }
        return deposit;
    }