From df8c8d8eaa3fd74b2f6a76341611555ee6d8834d Mon Sep 17 00:00:00 2001
From: Stefan Suhren <suhren.stefan@fh-swf.de>
Date: Sun, 22 Nov 2015 15:07:27 +0100
Subject: Add initial files

---
 src/util/DigestUtils.java | 58 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 src/util/DigestUtils.java

(limited to 'src/util/DigestUtils.java')

diff --git a/src/util/DigestUtils.java b/src/util/DigestUtils.java
new file mode 100644
index 0000000..4633715
--- /dev/null
+++ b/src/util/DigestUtils.java
@@ -0,0 +1,58 @@
+/*
+ * $RCSFile$
+ *
+ * Created on 06.12.2006
+ * for Project: 
+ * by steins
+ *
+ * (C) 2005-2006 by 
+ */
+package util;
+
+import java.io.UnsupportedEncodingException;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+public class DigestUtils
+{
+   private static final String HEX_DIGITS = "0123456789abcdef";
+
+   private DigestUtils()
+   {
+   }
+
+   public static String bin2hex(byte[] bin)
+   {
+      StringBuilder sb = new StringBuilder(32);
+      for (int i = 0; i < bin.length; ++i)
+      {
+         byte b = bin[i];
+         int h = (b & 0xf0) >> 4;
+         sb.append(HEX_DIGITS.charAt(h));
+         h = b & 0x0f;
+         sb.append(HEX_DIGITS.charAt(h));
+      }
+
+      return sb.substring(0);
+   }
+
+   public static String md5(String s)
+   {
+      MessageDigest md = null;
+      try
+      {
+         md = MessageDigest.getInstance("MD5");
+         md.update(s.getBytes("ISO-8859-1"));
+      }
+      catch (NoSuchAlgorithmException e)
+      {
+         e.printStackTrace();
+      }
+      catch (UnsupportedEncodingException e)
+      {
+         e.printStackTrace();
+      }
+
+      return bin2hex(md.digest());
+   }
+}
-- 
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