public static @Nullable JComponent getPreferredFocusedComponent(@NotNull JComponent component, @Nullable FocusTraversalPolicy policyToIgnore) {
    return getPreferredFocusedComponent(component, policyToIgnore, null);
  }
public static @Nullable JComponent getPreferredFocusedComponent(@NotNull JComponent component, @Nullable FocusTraversalPolicy policyToIgnore)