From: David ‘Bombe’ Roden Date: Fri, 23 May 2008 15:30:45 +0000 (+0000) Subject: add hex conversion utility X-Git-Url: https://git.pterodactylus.net/?a=commitdiff_plain;h=8f3a1fc02cb969beeef635b182c88a68ec3a2d03;p=jSite2.git add hex conversion utility git-svn-id: http://trooper/svn/projects/jSite/trunk@937 c3eda9e8-030b-0410-8277-bc7414b0a119 --- diff --git a/src/net/pterodactylus/util/number/Hex.java b/src/net/pterodactylus/util/number/Hex.java new file mode 100644 index 0000000..36cca06 --- /dev/null +++ b/src/net/pterodactylus/util/number/Hex.java @@ -0,0 +1,46 @@ +/* + * jSite2 - Hex.java + * Copyright © 2008 David Roden + * + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +package net.pterodactylus.util.number; + +/** + * Conversion routines for handling hexadecimal numbers. + * + * @author David ‘Bombe’ Roden <bombe@freenetproject.org> + * @version $Id$ + */ +public class Hex { + + /** + * Converts the given byte array to a hexadecimal string. + * + * @param dataBytes + * The bytes to convert + * @return A string of hexadecimal numbers + */ + public static String toHex(byte[] dataBytes) { + StringBuilder hexString = new StringBuilder(dataBytes.length * 2); + for (byte dataByte: dataBytes) { + String hexByte = "0" + Integer.toHexString(dataByte & 0xff); + hexString.append(hexByte.substring(hexByte.length() - 2)); + } + return hexString.toString(); + } + +}