Module org.apache.jena.base

Package org.apache.jena.atlas.lib

Class SetUtils

java.lang.Object

org.apache.jena.atlas.lib.SetUtils

public class SetUtils
extends Object

Set specific operations

Method Summary

Modifier and Type	Method	Description
static final <X> Set<X>	concurrentHashSet()	"ConcurrentHashSet"
static <T> Set<T>	difference(Set<? extends T> s1, Set<? extends T> s2)
static <T> Set<T>	intersection(Set<? extends T> setLeft, Set<? extends T> setRight)
static <T> boolean	intersectionP(Set<? extends T> s1, Set<? extends T> s2)
static <T> Set<T>	symmetricDifference(Set<? extends T> s1, Set<? extends T> s2)
static <T> Set<T>	toSet(Stream<T> stream)	Stream to set
static <T> Set<T>	union(Set<? extends T> s1, Set<? extends T> s2)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

concurrentHashSet

public static final <X> Set<X> concurrentHashSet()

"ConcurrentHashSet"

intersection

public static <T> Set<T> intersection(Set<? extends T> setLeft,
 Set<? extends T> setRight)

intersectionP

public static <T> boolean intersectionP(Set<? extends T> s1,
 Set<? extends T> s2)

union

public static <T> Set<T> union(Set<? extends T> s1,
 Set<? extends T> s2)

Parameters:

s1 - a Set

s2 - a Set

Returns:

the set-theoretic union of s1 and s2

symmetricDifference

public static <T> Set<T> symmetricDifference(Set<? extends T> s1,
 Set<? extends T> s2)

Parameters:

s1 - a Set

s2 - a Set

Returns:

s1 ∪ s2 \ s1 ∩ s2 : those elements in s1 or s2 but not both

difference

public static <T> Set<T> difference(Set<? extends T> s1,
 Set<? extends T> s2)

Parameters:

s1 - a Set

s2 - a Set

Returns:

s1 \ s2

toSet

public static <T> Set<T> toSet(Stream<T> stream)

Stream to set