Here you can find the source of hexStringToBytes(String text)
public static byte[] hexStringToBytes(String text)
//package com.java2s; /*//from www .ja v a 2 s. c o m * This file is part of trolCommander, http://www.trolsoft.ru/soft/trolcommander * Copyright (C) 2013-2014 Oleg Trifonov * * muCommander is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 3 of the License, or * (at your option) any later version. * * muCommander 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 for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ import javax.xml.bind.DatatypeConverter; public class Main { public static byte[] hexStringToBytes(String text) { text = text.replace(" ", ""); if (text.length() % 2 == 1) { text = text.substring(0, text.length() - 1) + "0" + text.charAt(text.length() - 1); } return DatatypeConverter.parseHexBinary(text); } }