Java tutorial
//package com.java2s; /* * Copyright (C) 2012 YIXIA.COM * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ import java.lang.reflect.Array; public class Main { public static <T> T[] concat(T[] A, T[] B) { final Class<?> typeofA = A.getClass().getComponentType(); @SuppressWarnings("unchecked") T[] C = (T[]) Array.newInstance(typeofA, A.length + B.length); System.arraycopy(A, 0, C, 0, A.length); System.arraycopy(B, 0, C, A.length, B.length); return C; } }