Java examples for java.util:Set Operation
Get set Difference
//package com.java2s; import java.util.HashSet; import java.util.Set; public class Main { public static <A> Set<A> setDiff(Set<A> a, Set<A> b) { Set<A> set = new HashSet<A>(); for (A x : a) if (!b.contains(x)) set.add(x);// w ww.j a v a2 s.co m return set; } }