@SuppressWarnings({"unchecked", "rawtypes"})
  @NotNull
  public List<FrameworkSupportNodeBase> getChildren() {
    return children != null ? (List)children : Collections.emptyList();
  }
@SuppressWarnings({"unchecked", "rawtypes"})
  @NotNull
  public List<FrameworkSupportNodeBase> getChildren()