docs: private void close(ClassLoader classLoader) {
          synchronized (configCache) {
              ConfigWrapper config = configCache.remove(classLoader);
              if (config != null) {
                  Set<String> applicationNames = config.getApplications();
                  for (String app : applicationNames) {
                      appClassLoaderMap.remove(app);
                  }
  
                  config.close();
              }
          }
      }