Android examples for java.util:Set
Set union
//package com.book2s; import java.util.HashSet; import java.util.Set; public class Main { public static <T> Set<T> union(Set<? extends T> a, Set<? extends T> b) { Set<T> result = new HashSet<T>(a); result.addAll(b);//w ww .j a va 2s. c om return result; } }