@Deprecated(forRemoval = true)
  @Nullable
  public static VirtualFile findRelativeFile(String uri, VirtualFile base) {
    return VfsUtilCore.findRelativeFile(ExternalResourceManager.getInstance().getResourceLocation(uri), base);
  }
@Deprecated(forRemoval = true)
  @Nullable
  public static VirtualFile findRelativeFile(String uri, VirtualFile base)