How to use

getDataDir

method

in

com.haulmont.cuba.core.global.GlobalConfig

/**
 * INTERNAL. Don't use in application code.
 */
public File[] getStorageRoots() {
  if (storageRoots == null) {
    String conf = configuration.getConfig(ServerConfig.class).getFileStorageDir();
    if (StringUtils.isBlank(conf)) {
      String dataDir = configuration.getConfig(GlobalConfig.class).getDataDir();
      File dir = new File(dataDir, "filestorage");
      dir.mkdirs();
      storageRoots = new File[]{dir};
    } else {
      List<File> list = new ArrayList<>();
      for (String str : conf.split(",")) {
        str = str.trim();
        if (!StringUtils.isEmpty(str)) {
          File file = new File(str);
          if (!list.contains(file))
            list.add(file);
        }
      }
      storageRoots = list.toArray(new File[list.size()]);
    }
  }
  return storageRoots;
}

  public Directory getDirectory() {
    if (directory == null) {
      synchronized (this) {
        if (directory == null) {
          String dir = ftsConfig.getIndexDir();
          if (StringUtils.isBlank(dir)) {
            dir = globalConfig.getDataDir() + "/ftsindex";
          }
          Path file = Paths.get(dir);
          if (!Files.exists(file)) {
            try {
              Files.createDirectory(file);
            } catch (IOException e) {
              throw new RuntimeException("Directory " + dir + " doesn't exist and can not be created");
            }
          }
          try {
            directory = FSDirectory.open(file);
            if (Files.exists(file.resolve("write.lock"))) {
              directory.deleteFile("write.lock");
            }
          } catch (IOException e) {
            throw new RuntimeException("Error on lucene index directory initialization", e);
          }
        }
      }
    }
    return directory;
  }
}