code: public static StringRandomizer aNewStringRandomizer(final Charset charset, final int minLength, final int maxLength, final long seed) {
          if (minLength > maxLength) {
              throw new IllegalArgumentException("minLength should be less than or equal to maxLength");
          }
          return new StringRandomizer(charset, minLength, maxLength, seed);
      }
docs: Create a new {@link StringRandomizer}.
  
  @param charset   to use
  @param maxLength of the String to generate
  @param minLength of the String to generate
  @param seed      initial seed
  @return a new {@link StringRandomizer}.