Here you can find the source of toHex(byte[] bytes)
| Parameter | Description |
|---|---|
| bytes | the byte array to convert. |
public static byte[] toHex(byte[] bytes)
//package com.java2s; /*// w w w . j a v a 2s. co m * Copyright (c) 2009-2010 David Grant * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ public class Main { static final byte[] HEX_CHAR_TABLE = { (byte) '0', (byte) '1', (byte) '2', (byte) '3', (byte) '4', (byte) '5', (byte) '6', (byte) '7', (byte) '8', (byte) '9', (byte) 'a', (byte) 'b', (byte) 'c', (byte) 'd', (byte) 'e', (byte) 'f' }; /** * Converts the given byte array to an array of hex characters. * * @param bytes the byte array to convert. * @return an array of hex characters. */ public static byte[] toHex(byte[] bytes) { byte[] hex = new byte[2 * bytes.length]; int index = 0; for (byte b : bytes) { int v = b & 0xFF; hex[index++] = HEX_CHAR_TABLE[v >>> 4]; hex[index++] = HEX_CHAR_TABLE[v & 0xF]; } return hex; } }