assertEquals(2, ms.count(Color.RED));
  }

  public void testCollectionCreate() {
    Multiset<Color> ms = EnumMultiset.create(asList(Color.RED, Color.YELLOW, Color.RED));
    assertEquals(0, ms.count(Color.BLUE));
    assertEquals(1, ms.count(Color.YELLOW));
    assertEquals(2, ms.count(Color.RED));
  }

  public void testIllegalCreate() {
    Collection<Color> empty = EnumSet.noneOf(Color.class);
    try {

    assertEquals(2, ms.count(Color.RED));
  }

  public void testCollectionCreate() {
    Multiset<Color> ms = EnumMultiset.create(asList(Color.RED, Color.YELLOW, Color.RED));
    assertEquals(0, ms.count(Color.BLUE));
    assertEquals(1, ms.count(Color.YELLOW));
    assertEquals(2, ms.count(Color.RED));
  }

  public void testIllegalCreate() {
    Collection<Color> empty = EnumSet.noneOf(Color.class);
    try {

  }

  private static class Red<A> {
    private class Orange {
      Class<?> getClassA() {
        return new TypeToken<A>(getClass()) {}.getRawType();
      }

      Red<A> getSelfB() {
        return Red.this;
      }
    }

    Red<A> getSelfA() {
      return this;
    }

    private class Yellow<B> extends Red<B>.Orange {
      Yellow(Red<B> red) {
        red.super();
      }

    }

    /**
     * Append message content in error style.
     * By default, bold red
     *
     * @param message the message to append
     * @return the current builder
     */
    @Nonnull
    default MessageBuilder error(Object message) {
        return style(".error:-bold,f:red", message);
    }

    /**
     * Append message content in success style.
     * By default, bold green

    }
    multimap.put(Color.RED, 1);
    multimap.put(Color.BLUE, 2);
    try {
      multimap.put(Color.GREEN, -1);
      fail("Expected IllegalArgumentException");
    } catch (IllegalArgumentException expected) {
    }
    assertThat(multimap.entries())
        .containsExactly(Maps.immutableEntry(Color.RED, 1), Maps.immutableEntry(Color.BLUE, 2));
  }

  }

  private static class Red<A> {
    private class Orange {
      Class<?> getClassA() {
        return new TypeToken<A>(getClass()) {}.getRawType();
      }

      Red<A> getSelfB() {
        return Red.this;
      }
    }

    Red<A> getSelfA() {
      return this;
    }

    private class Yellow<B> extends Red<B>.Orange {
      Yellow(Red<B> red) {
        red.super();
      }

    // javac won't compile this without "this.<Integer>"
    ImmutableSet.Builder<Integer> webSafeColorsBuilder = this.<Integer>builder();
    for (Integer red : colorElem) {
      for (Integer green : colorElem) {
        for (Integer blue : colorElem) {
          webSafeColorsBuilder.add((red << 16) + (green << 8) + blue);
        }
      }
    }
    ImmutableSet<Integer> webSafeColors = webSafeColorsBuilder.build();

    // javac won't compile this without "this.<Integer>"
    ImmutableSet.Builder<Integer> webSafeColorsBuilder = this.<Integer>builder();
    for (Integer red : colorElem) {
      for (Integer green : colorElem) {
        for (Integer blue : colorElem) {
          webSafeColorsBuilder.add((red << 16) + (green << 8) + blue);
        }
      }
    }
    ImmutableSet<Integer> webSafeColors = webSafeColorsBuilder.build();

   *
   * <pre>{@code
   * Color red = new Color("red", 255, 0, 0);
   * ...
   * FluentIterable<Color> allColors = FluentIterable.from(ImmutableSet.of(red, green, blue));
   *
   * Map<String, Color> colorForName = allColors.uniqueIndex(toStringFunction());
   * assertThat(colorForName).containsEntry("red", red);
   * }</pre>
   *

    private final String clusterStatus;

    private String message = StringUtil.EMPTY;

    public PingResponse(final ClusterHealthResponse response) {
        status = response.getStatus() == ClusterHealthStatus.RED ? 1 : 0;
        clusterName = response.getClusterName();
        clusterStatus = response.getStatus().toString();
        final Set<String> fieldSet = ComponentUtil.getFessConfig().getApiPingEsFieldSet();