That "wait for something else" normally refers to <abbr title="Input and Output">I/O</abbr> operations that are relatively "slow" (compared to the speed of the processor and the RAM memory), like waiting for:

* the data from the client to be sent through the network
* the data sent by your program to be received by the client through the network

    assertEquals(liveCount, countLiveEntries(map));
    ImmutableMap<Object, Object> originalMap = ImmutableMap.copyOf(map);
    assertEquals(liveCount, originalMap.size());
    // can't compare map contents until cleanup occurs

    for (int i = 1; i <= originalCount * 2; i *= 2) {
      if (i > 1) {
        // TODO(b/145386688): This access should be guarded by 'segment', which is not currently
        // held

    assertEquals(liveCount, countLiveEntries(map));
    ImmutableMap<Object, Object> originalMap = ImmutableMap.copyOf(map);
    assertEquals(liveCount, originalMap.size());
    // can't compare map contents until cleanup occurs

    for (int i = 1; i <= originalCount * 2; i *= 2) {
      if (i > 1) {
        // TODO(b/145386688): This access should be guarded by 'segment', which is not currently
        // held

    while (total < len) {
      int result = in.read(b, off + total, len - total);
      if (result == -1) {
        break;
      }
      total += result;
    }
    return total;
  }

  /** Compares the contents of the two {@link InputStream}s for equality. */
  static boolean contentsEqual(InputStream in1, InputStream in2) throws IOException {
    byte[] buf1 = createBuffer();
    byte[] buf2 = createBuffer();

	// Prefer lower types
	if x.Type != o.Type {
		return x.Type < o.Type
	}
	// Consistent sort on signature
	if v := bytes.Compare(x.Signature[:], o.Signature[:]); v != 0 {
		return v > 0
	}
	// On ID mismatch
	if v := bytes.Compare(x.VersionID[:], o.VersionID[:]); v != 0 {
		return v > 0
	}
	// Flags
	if x.Flags != o.Flags {
		return x.Flags > o.Flags
	}
	return false
}

   *
   * <p>For any equivalent elements across all {@code iterables}, elements are returned in the order
   * of their source iterables. That is, if element A from iterable 1 and element B from iterable 2
   * compare as equal, A will be returned before B if iterable 1 was passed before iterable 2.
   *
   * @since 11.0
   */
  public static <T extends @Nullable Object> Iterable<T> mergeSorted(

      return true;
    } else if (obj instanceof MediaType) {
      MediaType that = (MediaType) obj;
      return this.type.equals(that.type)
          && this.subtype.equals(that.subtype)
          // compare parameters regardless of order
          && this.parametersAsMap().equals(that.parametersAsMap());
    } else {
      return false;
    }
  }

  @Override
  public int hashCode() {

   *
   * <p>For any equivalent elements across all {@code iterables}, elements are returned in the order
   * of their source iterables. That is, if element A from iterable 1 and element B from iterable 2
   * compare as equal, A will be returned before B if iterable 1 was passed before iterable 2.
   *
   * @since 11.0
   */
  public static <T extends @Nullable Object> Iterable<T> mergeSorted(

   * @param left the map to treat as the "left" map for purposes of comparison
   * @param right the map to treat as the "right" map for purposes of comparison
   * @param valueEquivalence the equivalence relationship to use to compare values
   * @return the difference between the two maps
   * @since 10.0
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      MapDifference<K, V> difference(

   * @param left the map to treat as the "left" map for purposes of comparison
   * @param right the map to treat as the "right" map for purposes of comparison
   * @param valueEquivalence the equivalence relationship to use to compare values
   * @return the difference between the two maps
   * @since 10.0
   */
  public static <K extends @Nullable Object, V extends @Nullable Object>
      MapDifference<K, V> difference(