public class Sets
extends java.lang.Object
Modifier and Type | Method and Description |
---|---|
static <E,F> java.util.Set<Pair<E,F>> |
cross(java.util.Set<E> s1,
java.util.Set<F> s2)
Returns the set cross product of s1 and s2, as
Pair s |
static <E> java.util.Set<E> |
diff(java.util.Set<E> s1,
java.util.Set<E> s2)
Returns the difference of sets s1 and s2.
|
static <E> java.util.Set<E> |
intersection(java.util.Set<E> s1,
java.util.Set<E> s2)
Returns the intersection of sets s1 and s2.
|
static <E> boolean |
intersects(java.util.Set<E> s1,
java.util.Set<E> s2)
Returns true if there is at least element that is in both s1 and s2.
|
static void |
main(java.lang.String[] args) |
static <E> java.util.Set<java.util.Set<E>> |
powerSet(java.util.Set<E> s)
Returns the powerset (the set of all subsets) of set s.
|
static <E> java.util.Set<E> |
symmetricDiff(java.util.Set<E> s1,
java.util.Set<E> s2)
Returns the symmetric difference of sets s1 and s2 (i.e.
|
static <E> java.util.Set<E> |
union(java.util.Set<E> s1,
java.util.Set<E> s2)
Returns the union of sets s1 and s2.
|
public static <E,F> java.util.Set<Pair<E,F>> cross(java.util.Set<E> s1, java.util.Set<F> s2)
Pair
spublic static <E> java.util.Set<E> diff(java.util.Set<E> s1, java.util.Set<E> s2)
public static <E> java.util.Set<E> symmetricDiff(java.util.Set<E> s1, java.util.Set<E> s2)
public static <E> java.util.Set<E> union(java.util.Set<E> s1, java.util.Set<E> s2)
public static <E> java.util.Set<E> intersection(java.util.Set<E> s1, java.util.Set<E> s2)
public static <E> boolean intersects(java.util.Set<E> s1, java.util.Set<E> s2)
public static <E> java.util.Set<java.util.Set<E>> powerSet(java.util.Set<E> s)
public static void main(java.lang.String[] args)