private void put(@NotNull FilePath path,
                   @NotNull VcsRevisionNumber number,
                   @NotNull VcsKey vcsKey,
                   @NotNull UniqueType type,
                   byte @Nullable [] bytes) {
    if (bytes != null) {
      myCache.put(new Key(path, number, vcsKey, type), bytes);
    }
  }
private void put(@NotNull FilePath path,
                   @NotNull VcsRevisionNumber number,
                   @NotNull VcsKey vcsKey,
                   @NotNull UniqueType type,
                   byte @Nullable [] bytes)