docs: static synchronized Mutator mutatorFor(Class<?> type, Method method, Configuration configuration,
        String name) {
      PropertyInfoKey key = new PropertyInfoKey(type, name, configuration);
      Mutator mutator = MUTATOR_CACHE.get(key);
      if (mutator == null) {
        mutator = new MethodMutator(type, method, name);
        MUTATOR_CACHE.put(key, mutator);
      }
  
      return mutator;
    }