return new Ordering<Entry<AnEnum, String>>() {

        @Override
        public int compare(Entry<AnEnum, String> left, Entry<AnEnum, String> right) {
          return left.getKey().compareTo(right.getKey());
        }
      }.sortedCopy(insertionOrder);
    }
  }

  public static class ImmutableMapValuesAsSingletonSetGenerator

      return new Ordering<Entry<String, Integer>>() {
        @Override
        public int compare(Entry<String, Integer> left, Entry<String, Integer> right) {
          return left.getKey().compareTo(right.getKey());
        }
      }.sortedCopy(insertionOrder);
    }

    @Override
    public List<Entry<String, Integer>> create(Object... elements) {

                try {
                  startUp();
                  notifyStarted();
                  // If stopAsync() is called while starting we may be in the STOPPING state in
                  // which case we should skip right down to shutdown.
                  if (isRunning()) {
                    try {
                      AbstractExecutionThreadService.this.run();
                    } catch (Throwable t) {

   * java.nio.charset.StandardCharsets#ISO_8859_1} instead.
   *
   */
  public static final Charset ISO_8859_1 = Charset.forName("ISO-8859-1");

  /**
   * UTF-8: eight-bit UCS Transformation Format.
   *
   * <p><b>Java 7+ users:</b> this constant should be treated as deprecated; use {@link
   * java.nio.charset.StandardCharsets#UTF_8} instead.
   *
   */