char[][] getReplacementArray() {
    return replacementArray;
  }

  // Creates a replacement array from the given map. The returned array is a
  // linear lookup table of replacement character sequences indexed by the
  // original character value.
  @VisibleForTesting
  static char[][] createReplacementArray(Map<Character, String> map) {
    checkNotNull(map); // GWT specific check (do not optimize)
    if (map.isEmpty()) {

          S extends MapWithIndexSpliterator<F, R, S>>
      implements Spliterator<R> {
    final F fromSpliterator;
    long index;

    MapWithIndexSpliterator(F fromSpliterator, long index) {
      this.fromSpliterator = fromSpliterator;
      this.index = index;
    }

    abstract S createSplit(F from, long i);

    @Override
    @CheckForNull
    public S trySplit() {

	// Intel pseudonyms for our own renamings.
	PADDD	M2, M1 // PADDL M2, M1
	MOVDQ2Q	X1, M1 // MOVQ X1, M1
	MOVNTDQ	X1, (AX)	// MOVNTO X1, (AX)
	MOVOA	(AX), X1	// MOVO (AX), X1

// Tests for SP indexed addresses.
	MOVQ	foo(SP)(AX*1), BX		// 488b1c04
	MOVQ	foo+32(SP)(CX*2), DX		// 488b544c20
	MOVQ	foo+32323(SP)(R8*4), R9		// 4e8b8c84437e0000
	MOVL	foo(SP)(SI*8), DI		// 8b3cf4
	MOVL	foo+32(SP)(R10*1), R11		// 468b5c1420

@ElementTypesAreNonnullByDefault
abstract class IndexedImmutableSet<E> extends ImmutableSet.CachingAsList<E> {
  abstract E get(int index);

  @Override
  public UnmodifiableIterator<E> iterator() {
    return asList().iterator();
  }

  @Override
  public Spliterator<E> spliterator() {
    return CollectSpliterators.indexed(size(), SPLITERATOR_CHARACTERISTICS, this::get);
  }

  @Override

}

// TargetStat is the stats of a single target.
type TargetStat struct {
	ID             TargetID
	ActiveRequests int64
	TotalRequests  int64
	FailedRequests int64
}

// TargetList - holds list of targets indexed by target ID.
type TargetList struct {
	sync.RWMutex
	targets map[TargetID]Target
}

// Add - adds unique target to target list.
func (list *TargetList) Add(targets ...Target) error {
	list.Lock()

    return delegateCollection().comparator();
  }

  // Override indexOf() and lastIndexOf() to be O(log N) instead of O(N).

  @GwtIncompatible // ImmutableSortedSet.indexOf
  // TODO(cpovirk): consider manual binary search under GWT to preserve O(log N) lookup
  @Override
  public int indexOf(@CheckForNull Object target) {
    int index = delegateCollection().indexOf(target);

        private int index = -1;
        private final int maxIndex = keyToIndex().size();

        @Override
        @CheckForNull
        protected Entry<K, V> computeNext() {
          for (index++; index < maxIndex; index++) {
            V value = getValue(index);
            if (value != null) {
              return immutableEntry(getKey(index), value);
            }
          }

  // completedIndexes holds the completed indexes when .spec.completionMode =
  // "Indexed" in a text format. The indexes are represented as decimal integers
  // separated by commas. The numbers are listed in increasing order. Three or
  // more consecutive numbers are compressed and represented by the first and
  // last element of the series, separated by a hyphen.
  // For example, if the completed indexes are 1, 3, 4, 5 and 7, they are

        List<String> lifecycleIds = Arrays.asList(STANDARD_LIFECYCLES);

        Comparator<String> comparator = (l, r) -> {
            int lx = lifecycleIds.indexOf(l);
            int rx = lifecycleIds.indexOf(r);

            if (lx < 0 || rx < 0) {
                return rx - lx;
            } else {
                return lx - rx;
            }
        };

    final F fromSpliterator;
    long index;

    MapWithIndexSpliterator(F fromSpliterator, long index) {
      this.fromSpliterator = fromSpliterator;
      this.index = index;
    }

    abstract S createSplit(F from, long i);

    @Override
    @CheckForNull
    public S trySplit() {
      Spliterator<?> splitOrNull = fromSpliterator.trySplit();
      if (splitOrNull == null) {