private static @NotNull @Nls String getUpdateNotificationMessage(@NotNull List<? extends IdeaPluginDescriptor> descriptors) {
        if (descriptors.size() == 1) {
          IdeaPluginDescriptor descriptor = descriptors.get(0);
          return IdeBundle.message("notification.content.updated.plugin.to.version", descriptor.getName(), descriptor.getVersion());
        }
        else {
          String names = descriptors.stream()
            .map(IdeaPluginDescriptor::getName)
            .collect(Collectors.joining(", "));
          return IdeBundle.message("notification.content.updated.plugins", names);
        }
      }
private static @NotNull @Nls String getUpdateNotificationMessage(@NotNull List<? extends IdeaPluginDescriptor> descriptors)