Package org.springframework.util.comparator
Useful generic
java.util.Comparator
implementations, such as an invertible comparator and a compound comparator.Class Summary Class Description BooleanComparator A Comparator for Boolean objects that can sort either true or false first.ComparableComparator<T extends Comparable<T>> Comparator that adapts Comparables to the Comparator interface.CompoundComparator<T> A comparator that chains a sequence of one or more Comparators.InstanceComparator<T> Compares objects based on an arbitrary class order.InvertibleComparator<T> A decorator for a comparator, with an "ascending" flag denoting whether comparison results should be treated in forward (standard ascending) order or flipped for reverse (descending) order.NullSafeComparator<T> A Comparator that will safely compare nulls to be lower or higher than other objects.