* Finalizer.class -> CustomClassLoader -> CustomClassLoader.class -> This class loader
         *
         * System class loader will (and must) be the parent.
         */
        ClassLoader finalizerLoader = newLoader(getBaseUrl());
        return finalizerLoader.loadClass(FINALIZER_CLASS_NAME);
      } catch (Exception e) {
        logger.log(Level.WARNING, LOADING_ERROR, e);
        return null;
      }
    }

       * Finalizer.class -> CustomClassLoader -> CustomClassLoader.class -> This class loader
       *
       * System class loader will (and must) be the parent.
       */
      try (URLClassLoader finalizerLoader = newLoader(getBaseUrl())) {
        return finalizerLoader.loadClass(FINALIZER_CLASS_NAME);
      } catch (Exception e) {
        logger.log(Level.WARNING, LOADING_ERROR, e);
        return null;
      }
    }