HsnpDbf.java 文件源码

private static ArrayListMultimap<Long, Speed> loadHsnp(String filename) {
    File file = new File(filename);
    ArrayListMultimap<Long, Speed> speeds = ArrayListMultimap.create();
    if (!file.exists()) {
        log.info("File not found : {}", file.getAbsolutePath());
        return speeds;
    }

    log.info("Reading HSNP {}", file);
    try (DbfReader reader = new DbfReader(file)) {
        DbfRow row;
        while ((row = reader.nextRow()) != null) {
            Speed speed = parse(row);
            speeds.put(speed.getId(), speed);
        }
    }
    log.info("Loaded {} speed profile", speeds.size());
    return speeds;
}