@NotNull ResourceBundle getResourceBundle() {
    PluginDescriptor descriptor = myPluginDescriptor;
    String pathToBundle = bundle;
    if (pathToBundle == null) {
      if (descriptor != null) pathToBundle = descriptor.getResourceBundleBaseName();
      if (pathToBundle == null) return OptionsBundle.INSTANCE.getResourceBundle();
    }
    ClassLoader classLoader = descriptor != null ? descriptor.getPluginClassLoader() : null;
    return DynamicBundle.getResourceBundle(classLoader != null ? classLoader : getClass().getClassLoader(), pathToBundle);
  }
@NotNull ResourceBundle getResourceBundle()