Here you can find the source of combine(final String[] left, final String[] right)
private static String[] combine(final String[] left, final String[] right)
//package com.java2s; // it under the terms of the GNU General Public License as published by public class Main { private static String[] combine(final String[] left, final String[] right) { final String[] rv = new String[left.length + right.length]; for (int pos = 0; pos < left.length; ++pos) rv[pos] = left[pos];//from w w w . j ava 2s . c o m for (int pos = 0; pos < right.length; ++pos) rv[left.length + pos] = right[pos]; return rv; } }