code: public static String repeat(final String value, final int multiplier) {
          validate(value, NULL_STRING_PREDICATE, NULL_STRING_MSG_SUPPLIER);
          return Stream.generate(() -> value).limit(multiplier).collect(joining());
      }
docs: Returns a repeated string given a multiplier.
  
  @param value      The input String
  @param multiplier Number of repeats
  @return The String repeated