Java tutorial
//package com.java2s; import java.util.*; public class Main { /** * Concatenate two String arrays. * @param array1 cannot be null. * @param array2 cannot be null. * @return result. */ public static String[] concat(String[] array1, String[] array2) { ArrayList<String> result = new ArrayList<>(); result.addAll(Arrays.asList(array1)); result.addAll(Arrays.asList(array2)); String[] array = new String[result.size()]; result.toArray(array); return array; } }