public ImmutableSortedSet<Pair<T, Integer>> zipWithIndex() {
Comparator<? super T> comparator = this.comparator();
if (comparator == null) {
TreeSortedSet<Pair<T, Integer>> pairs =
TreeSortedSet.newSet(
Comparators.<Pair<T, Integer>, T>byFunction(
Functions.<T>firstOfPair(), Comparators.<T>naturalOrder()));
return Iterate.zipWithIndex(this, pairs).toImmutable();
}
return Iterate.zipWithIndex(
this, TreeSortedSet.<Pair<T, Integer>>newSet(Comparators.<T>byFirstOfPair(comparator)))
.toImmutable();
}
public <S> ImmutableSortedSet<Pair<T, S>> zip(Iterable<S> that) {
Comparator<? super T> comparator = this.comparator();
if (comparator == null) {
TreeSortedSet<Pair<T, S>> pairs =
TreeSortedSet.newSet(
Comparators.<Pair<T, S>, T>byFunction(
Functions.<T>firstOfPair(), Comparators.<T>naturalOrder()));
return Iterate.zip(this, that, pairs).toImmutable();
}
return Iterate.zip(
this, that, TreeSortedSet.<Pair<T, S>>newSet(Comparators.<T>byFirstOfPair(comparator)))
.toImmutable();
}
public ImmutableSortedSet<T> newWithout(T element) {
if (this.contains(element)) {
TreeSortedSet<T> result = TreeSortedSet.newSet(this);
result.remove(element);
return result.toImmutable();
}
return this;
}
public ImmutableSortedSet<T> newWithoutAll(Iterable<? extends T> elements) {
TreeSortedSet<T> result = TreeSortedSet.newSet(this);
this.removeAllFrom(elements, result);
return result.toImmutable();
}
public ImmutableSortedSet<T> newWithAll(Iterable<? extends T> elements) {
TreeSortedSet<T> result = TreeSortedSet.newSet(this);
result.addAllIterable(elements);
return result.toImmutable();
}
public ImmutableSortedSet<T> newWith(T element) {
if (!this.contains(element)) {
return TreeSortedSet.newSet(this).with(element).toImmutable();
}
return this;
}
public ImmutableSortedSet<T> symmetricDifference(SetIterable<? extends T> setB) {
return SetIterables.symmetricDifferenceInto(
this, setB, TreeSortedSet.<T>newSet(this.comparator()))
.toImmutable();
}
public ImmutableSortedSet<T> difference(SetIterable<? extends T> subtrahendSet) {
return SetIterables.differenceInto(
this, subtrahendSet, TreeSortedSet.<T>newSet(this.comparator()))
.toImmutable();
}
public ImmutableSortedSet<T> intersect(SetIterable<? extends T> set) {
return SetIterables.intersectInto(this, set, TreeSortedSet.<T>newSet(this.comparator()))
.toImmutable();
}
public ImmutableSortedSet<T> filterNot(Predicate<? super T> predicate) {
TreeSortedSet<T> result = TreeSortedSet.newSet(this.comparator());
this.forEach(new FilterNotProcedure<T>(predicate, result));
return result.toImmutable();
}
@Override
protected MutableCollection<T> newMutable(int size) {
return TreeSortedSet.newSet(this.comparator());
}