com.scientiamobile.wurflcloud.utils.AeSimpleMD5 Maven / Gradle / Ivy
/**
* Copyright (c) 2015 ScientiaMobile Inc.
*
* The WURFL Cloud Client is intended to be used in both open-source and
* commercial environments. To allow its use in as many situations as possible,
* the WURFL Cloud Client is dual-licensed. You may choose to use the WURFL
* Cloud Client under either the GNU GENERAL PUBLIC LICENSE, Version 2.0, or
* the MIT License.
*
* Refer to the COPYING.txt file distributed with this package.
*/
package com.scientiamobile.wurflcloud.utils;
import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
/**
* Date: 16/07/11
*
*/
public class AeSimpleMD5 {
private static String convertToHex(byte[] data) {
StringBuffer buf = new StringBuffer();
for (int i = 0; i < data.length; i++) {
int halfbyte = (data[i] >>> 4) & 0x0F;
int two_halfs = 0;
do {
if ((0 <= halfbyte) && (halfbyte <= 9))
buf.append((char) ('0' + halfbyte));
else
buf.append((char) ('a' + (halfbyte - 10)));
halfbyte = data[i] & 0x0F;
} while (two_halfs++ < 1);
}
return buf.toString();
}
public static String MD5(String text)
throws NoSuchAlgorithmException, UnsupportedEncodingException {
MessageDigest md;
md = MessageDigest.getInstance("MD5");
byte[] md5hash = new byte[32];
md.reset();
md.update(text.getBytes());
md5hash = md.digest();
return convertToHex(md5hash);
}
}