@Override
public void create(File file, long treeId, long segmentId) throws IOException {
FileUtil.createFile(file);
if (!file.createNewFile()) {
throw new IOException(String.format("Unable to create file %s.", file));
}
}
@Override
public boolean delete(File file, long treeId, long segmentId) {
FileUtil.deleteFile(file);
return true;
}