MD5hash.java

package com.jieehd.villain.toolkit.utils;

import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class MD5hash {
	public static String md5(String s) {
	    try {
	        MessageDigest digest = java.security.MessageDigest.getInstance("MD5");
	        digest.update(s.getBytes());
	        byte messageDigest[] = digest.digest();
	        
	        StringBuffer hexString = new StringBuffer();
	        for (int i=0; i<messageDigest.length; i++)
	            hexString.append(Integer.toHexString(0xFF & messageDigest[i]));
	        return hexString.toString();
	        
	    } catch (NoSuchAlgorithmException e) {
	        e.printStackTrace();
	    }
	    return "";
	}
}