Package org.sonar.java.collections

Class SetUtils

java.lang.Object

org.sonar.java.collections.SetUtils

public final class SetUtils
extends Object

This class is used for Java < 9 to simplify the creation of maps. After moving to Java > 9, should be replaced by Immutable Set Static Factory Methods

See Also:

Immutable Set Static Factory Methods

Method Summary

Modifier and Type	Method	Description
static <T> Set<T>	concat(Set<T>... sets)
static <T> Set<T>	difference(Set<T> set1, Set<T> set2)
static <T> T	getOnlyElement(Set<T> set)
static <T> Set<T>	immutableSetOf(T... elements)

Methods inherited from class java.lang.Object

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

Method Detail

immutableSetOf

@SafeVarargs
public static <T> Set<T> immutableSetOf(T... elements)

concat

@SafeVarargs
public static <T> Set<T> concat(Set<T>... sets)

difference

public static <T> Set<T> difference(Set<T> set1,
                                    Set<T> set2)

getOnlyElement

public static <T> T getOnlyElement(Set<T> set)