Here you can find the source of addBytes(byte[] initBytes, byte[] addBytes)
public static byte[] addBytes(byte[] initBytes, byte[] addBytes)
//package com.java2s; /*/*from ww w .j a v a 2 s. c om*/ * Copyright 1999-2012 Alibaba Group. * * 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. */ public class Main { public static byte[] addBytes(byte[] initBytes, byte[] addBytes) { byte[] b = new byte[initBytes.length + addBytes.length]; try { System.arraycopy(initBytes, 0, b, 0, initBytes.length); for (int i = 0; i < addBytes.length; i++) { b[i + initBytes.length] = addBytes[i]; } } catch (Exception e) { } return b; } }