From: David ‘Bombe’ Roden <bombe@pterodactylus.net>
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 &lt;bombe@freenetproject.org&gt;
+ * @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();
+	}
+
+}