return TreeSortedSet.newSet(this.comparator());
}
public ImmutableBooleanList collectBoolean(BooleanFunction<? super T> booleanFunction)
{
BooleanArrayList result = new BooleanArrayList(this.size());
this.forEach(new CollectBooleanProcedure<T>(booleanFunction, result));
return result.toImmutable();
}