private void exportTableData(ResultSet result, int numberOfColumns, String table) {
        try {
            int count = 0;
            int counter = 0;
            result.setFetchSize(2000);
            while (true) {

                long begin = System.currentTimeMillis();

                StringBuffer sql = new StringBuffer();
                sql.append("INSERT INTO " + table + " VALUES");
                while (count != 2000 && result.next()) {

                    if (count != 0) {
                        sql.append(',');
                    }
                    sql.append("(");
                    for (int i = 1; i <= numberOfColumns; i++) {
                        if (result.getObject(i) == null) {
                            sql.append("NULL");
                        } else {
                            sql.append("'" + cleanString(result.getString(i)) + "'");
                        }
                        if (i != numberOfColumns) {
                            sql.append(", ");
                        } else {
                            sql.append(" ");
                        }
                    }
                    sql.append(")");
                    count++;
                    counter++;
                }

                if (count > 0) {
                    Statement st = mysqlConnection.createStatement();
                    st.executeUpdate(sql.toString());
                    st.close();
                    count = 0;
                    
                    long end = System.currentTimeMillis();
                    System.out.println(counter + " 时间: " + ((end - begin)));

                } else {
                    break;
                }
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }

Iterator<ImageReader> iter = ImageIO.getImageReadersByFormatName("JPEG2000");
ImageReader reader = iter.next();