Here you can find the source of mergeArrays(Object[] arr1, Object[] arr2, Object[] destinationArray)
public static void mergeArrays(Object[] arr1, Object[] arr2, Object[] destinationArray)
//package com.java2s; /*//from w w w . j a v a 2 s . c o m * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores * CA 94065 USA or visit www.oracle.com if you need additional information or * have any questions. */ public class Main { /** * Merges arrays into one larger array */ public static void mergeArrays(Object[] arr1, Object[] arr2, Object[] destinationArray) { System.arraycopy(arr1, 0, destinationArray, 0, arr1.length); System.arraycopy(arr2, 0, destinationArray, arr1.length, arr2.length); } }