@Override
  public boolean iterateContentUnderDirectory(@NotNull VirtualFile dir,
                                              @NotNull ContentIterator processor,
                                              @Nullable VirtualFileFilter customFilter) {
    return true;
  }
@Override
  public boolean iterateContentUnderDirectory(@NotNull VirtualFile dir,
                                              @NotNull ContentIterator processor,
                                              @Nullable VirtualFileFilter customFilter)