Package org.apache.jena.atlas.lib

Class SetUtils

  • public class SetUtils
extends java.lang.Object
    Set specific operations

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static <X> java.util.Set<X> concurrentHashSet()
      "ConcurrentHashSet"
      static <T> java.util.Set<T> difference​(java.util.Set<? extends T> s1, java.util.Set<? extends T> s2)  
      static <T> java.util.Set<T> intersection​(java.util.Set<? extends T> setLeft, java.util.Set<? extends T> setRight)  
      static <T> boolean intersectionP​(java.util.Set<? extends T> s1, java.util.Set<? extends T> s2)  
      static <T> java.util.Set<T> symmetricDifference​(java.util.Set<? extends T> s1, java.util.Set<? extends T> s2)  
      static <T> java.util.Set<T> toSet​(java.util.stream.Stream<T> stream)
      Stream to set
      static <T> java.util.Set<T> union​(java.util.Set<? extends T> s1, java.util.Set<? extends T> s2)  

      • Methods inherited from class java.lang.Object

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

    • Method Detail

      • concurrentHashSet

        public static final <X> java.util.Set<X> concurrentHashSet()
        "ConcurrentHashSet"

      • intersection

        public static <T> java.util.Set<T> intersection​(java.util.Set<? extends T> setLeft,
                                                java.util.Set<? extends T> setRight)

      • intersectionP

        public static <T> boolean intersectionP​(java.util.Set<? extends T> s1,
                                        java.util.Set<? extends T> s2)

      • union

        public static <T> java.util.Set<T> union​(java.util.Set<? extends T> s1,
                                         java.util.Set<? extends T> s2)
        Parameters:
        s1 - a Set
        s2 - a Set
        Returns:
        the set-theoretic union of s1 and s2
        See Also:
        for a view-based alternative

      • symmetricDifference

        public static <T> java.util.Set<T> symmetricDifference​(java.util.Set<? extends T> s1,
                                                       java.util.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
        See Also:
        for a view-based alternative

      • difference

        public static <T> java.util.Set<T> difference​(java.util.Set<? extends T> s1,
                                              java.util.Set<? extends T> s2)
        Parameters:
        s1 - a Set
        s2 - a Set
        Returns:
        s1 \ s2
        See Also:
        for a view-based alternative

      • toSet

        public static <T> java.util.Set<T> toSet​(java.util.stream.Stream<T> stream)
        Stream to set