static void logPlugins() {
    List<String> loadedBundled = new ArrayList<String>();
    List<String> disabled = new ArrayList<String>();
    List<String> loadedCustom = new ArrayList<String>();

    for (IdeaPluginDescriptor descriptor : ourPlugins) {
      final String version = descriptor.getVersion();
      String s = descriptor.getName() + (version != null ? " (" + version + ")" : "");
      if (descriptor.isEnabled()) {
        if (descriptor.isBundled() || SPECIAL_IDEA_PLUGIN.equals(descriptor.getName()))
          loadedBundled.add(s);
        else loadedCustom.add(s);
      } else {
        disabled.add(s);
      }
    }

    Collections.sort(loadedBundled);
    Collections.sort(loadedCustom);
    Collections.sort(disabled);

    getLogger().info("Loaded bundled plugins: " + StringUtil.join(loadedBundled, ", "));
    if (!loadedCustom.isEmpty()) {
      getLogger().info("Loaded custom plugins: " + StringUtil.join(loadedCustom, ", "));
    }
    if (!disabled.isEmpty()) {
      getLogger().info("Disabled plugins: " + StringUtil.join(disabled, ", "));
    }
  }
  @Nullable
  static ClassLoader createPluginClassLoader(
      @NotNull File[] classPath,
      @NotNull ClassLoader[] parentLoaders,
      @NotNull IdeaPluginDescriptor pluginDescriptor) {

    if (pluginDescriptor.getUseIdeaClassLoader()) {
      try {
        final ClassLoader loader = PluginManagerCore.class.getClassLoader();
        final Method addUrlMethod = getAddUrlMethod(loader);

        for (File aClassPath : classPath) {
          final File file = aClassPath.getCanonicalFile();
          addUrlMethod.invoke(loader, file.toURI().toURL());
        }

        return loader;
      } catch (NoSuchMethodException e) {
        e.printStackTrace();
      } catch (IOException e) {
        e.printStackTrace();
      } catch (IllegalAccessException e) {
        e.printStackTrace();
      } catch (InvocationTargetException e) {
        e.printStackTrace();
      }
    }

    PluginId pluginId = pluginDescriptor.getPluginId();
    File pluginRoot = pluginDescriptor.getPath();

    // if (classPath.length == 0) return null;
    if (isUnitTestMode()) return null;
    try {
      final List<URL> urls = new ArrayList<URL>(classPath.length);
      for (File aClassPath : classPath) {
        final File file =
            aClassPath
                .getCanonicalFile(); // it is critical not to have "." and ".." in classpath
                                     // elements
        urls.add(file.toURI().toURL());
      }
      return new PluginClassLoader(
          urls, parentLoaders, pluginId, pluginDescriptor.getVersion(), pluginRoot);
    } catch (MalformedURLException e) {
      e.printStackTrace();
    } catch (IOException e) {
      e.printStackTrace();
    }
    return null;
  }