How to use

LoadingCache

in

com.nytimes.android.external.cache3

@Override
public V getUnchecked(K key) {
  return autoDelegate.getUnchecked(key);
}

@Override
public final V apply(K key) {
  return autoDelegate.apply(key);
}

@Override
public V get(K key) throws ExecutionException {
  return autoDelegate.get(key);
}

@Override
public Map<K, V> getAll(Iterable<? extends K> keys) throws ExecutionException {
  return autoDelegate.getAll(keys);
}

@Override
public void refresh(K key) {
  autoDelegate.refresh(key);
}

@Nullable
private FSFile getFile(@Nonnull String path) {
  return files.getUnchecked(cleanPath(path));
}

  @Nonnull
  private Collection<FSFile> findFiles(@Nonnull String path) throws FileNotFoundException {
    File searchRoot = new File(root, util.simplifyPath(path));
    if (searchRoot.exists() && searchRoot.isFile()) {
      throw new FileNotFoundException(format("expecting a directory at %s, instead found a file", path));
    }

    Collection<FSFile> foundFiles = new ArrayList<>();
    BreadthFirstFileTreeIterator iterator = new BreadthFirstFileTreeIterator(searchRoot);
    while (iterator.hasNext()) {
      File file = (File) iterator.next();
      foundFiles.add(files.getUnchecked(util.simplifyPath(file.getPath()
          .replaceFirst(root.getPath(), ""))));
    }
    return foundFiles;
  }
}