private void mergeWithDefaultConfiguration() { final ArrayList<Configuration> cfgList = new ArrayList<Configuration>(); for (LanguageInjectionSupport support : InjectorUtils.getActiveInjectionSupports()) { final String config = support.getDefaultConfigUrl(); final URL url = config == null ? null : support.getClass().getResource(config); if (url != null) { try { cfgList.add(load(url.openStream())); } catch (Exception e) { LOG.warn(e); } } } final THashSet<Object> visited = new THashSet<Object>(); for (IdeaPluginDescriptor pluginDescriptor : PluginManager.getPlugins()) { if (pluginDescriptor instanceof IdeaPluginDescriptorImpl && !((IdeaPluginDescriptorImpl) pluginDescriptor).isEnabled()) continue; final ClassLoader loader = pluginDescriptor.getPluginClassLoader(); if (!visited.add(loader)) continue; if (loader instanceof PluginClassLoader && ((PluginClassLoader) loader).getUrls().isEmpty()) continue; try { final Enumeration<URL> enumeration = loader.getResources("META-INF/languageInjections.xml"); if (enumeration == null) continue; while (enumeration.hasMoreElements()) { URL url = enumeration.nextElement(); if (!visited.add(url.getFile())) continue; // for DEBUG mode try { cfgList.add(load(url.openStream())); } catch (Exception e) { LOG.warn(e); } } } catch (Exception e) { LOG.warn(e); } } final ArrayList<BaseInjection> originalInjections = new ArrayList<BaseInjection>(); final ArrayList<BaseInjection> newInjections = new ArrayList<BaseInjection>(); myDefaultInjections = new ArrayList<BaseInjection>(); for (String supportId : InjectorUtils.getActiveInjectionSupportIds()) { for (Configuration cfg : cfgList) { final List<BaseInjection> imported = cfg.getInjections(supportId); myDefaultInjections.addAll(imported); importInjections(getInjections(supportId), imported, originalInjections, newInjections); } } replaceInjections(newInjections, originalInjections); }