public @Nullable String resolve(@NotNull RadComponent component, @Nullable StringDescriptor descriptor) {
    RadRootContainer root = (RadRootContainer) FormEditingUtil.getRoot(component);
    Locale locale = (root != null) ? root.getStringDescriptorLocale() : null;
    return resolve(descriptor, locale);
  }
public @Nullable String resolve(@NotNull RadComponent component, @Nullable StringDescriptor descriptor)