/** Constructor for the header node. */
    AvlNode() {
      this.elem = null;
      this.elemCount = 1;
    }

    // For discussion of pred() and succ(), see the comment on the pred and succ fields.

    private AvlNode<E> pred() {
      return requireNonNull(pred);
    }

    private AvlNode<E> succ() {
      return requireNonNull(succ);
    }

    /** Constructor for the header node. */
    AvlNode() {
      this.elem = null;
      this.elemCount = 1;
    }

    // For discussion of pred() and succ(), see the comment on the pred and succ fields.

    private AvlNode<E> pred() {
      return requireNonNull(pred);
    }

    private AvlNode<E> succ() {
      return requireNonNull(succ);
    }

    assertThrows(IllegalArgumentException.class, () -> multimap.put(Color.BLUE, -1));
    multimap.put(Color.RED, 1);
    multimap.put(Color.BLUE, 2);
    assertThrows(IllegalArgumentException.class, () -> multimap.put(Color.GREEN, -1));
    assertThat(multimap.entries())
        .containsExactly(Maps.immutableEntry(Color.RED, 1), Maps.immutableEntry(Color.BLUE, 2));
  }

  public void testNewMultimap() {

   * Example usage:
   *
   * {@snippet :
   * Color red = new Color("red", 255, 0, 0);
   * ...
   * ImmutableSet<Color> allColors = ImmutableSet.of(red, green, blue);
   *
   * ImmutableMap<String, Color> colorForName =
   *     uniqueIndex(allColors, c -> c.toString());
   * assertThat(colorForName).containsEntry("red", red);
   * }
   *

				"audio/opus",
				"audio/speex",
				"audio/parityfec",
				"audio/pcma",
				"audio/pcma-wb",
				"audio/pcmu-wb",
				"audio/pcmu",
				"audio/prs.sid",
				"audio/qcelp",
				"audio/red",
				"audio/rtp-enc-aescm128",
				"audio/rtp-midi",
				"audio/rtx",
				"audio/smv",
				"audio/smv0",
				"audio/smv-qcp",
				"audio/sp-midi",
				"audio/t140c",
				"audio/t38",

  }

  public void testCompound_instance() {
    Comparator<String> comparator = byCharAt(1).compound(byCharAt(0));
    testComparator(
        comparator,
        ImmutableList.of("red", "yellow", "violet", "blue", "indigo", "green", "orange"));
  }

  public void testCompound_instance_generics() {
    Ordering<Object> objects = Ordering.explicit((Object) 1);

  }

  public void testCompound_instance() {
    Comparator<String> comparator = byCharAt(1).compound(byCharAt(0));
    testComparator(
        comparator,
        ImmutableList.of("red", "yellow", "violet", "blue", "indigo", "green", "orange"));
  }

  public void testCompound_instance_generics() {
    Ordering<Object> objects = Ordering.explicit((Object) 1);

  </mime-type>

  <mime-type type="image/x-raw-phaseone">
    <_comment>Phase One raw image</_comment>
    <glob pattern="*.iiq"/>
  </mime-type>

  <mime-type type="image/x-raw-red">
    <_comment>Red raw image</_comment>
    <glob pattern="*.r3d"/>
  </mime-type>

  <mime-type type="image/x-raw-imacon">
    <_comment>Imacon raw image</_comment>
    <glob pattern="*.fff"/>
  </mime-type>