docs: public static void register(final String scheme, Class<? extends URLStreamHandler> handlerType)
      {
          if (!registeredSchemes.add(scheme)) {
              throw new IllegalStateException("a scheme has already been registered for " + scheme);
          }
          registerPackage("org.skife.url.generated");
  
          Enhancer e = new Enhancer();
          e.setNamingPolicy(new NamingPolicy()
          {
              @Override
              public String getClassName(String prefix, String source, Object key, Predicate names)
              {
                  return "org.skife.url.generated." + scheme + ".Handler";
              }
          });
          e.setSuperclass(handlerType);
          e.setCallbackType(NoOp.class);
          e.createClass();
      }