package eu.ownii.quiz.statics;

import java.io.UnsupportedEncodingException;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;

public class MD5 {

    public static String hash(String string) throws Exception {

        String digest = null;
        try {
            MessageDigest md = MessageDigest.getInstance("MD5");
            byte[] hash = md.digest(string.getBytes("UTF-8"));

            //converting byte array to Hexadecimal String
           StringBuilder sb = new StringBuilder(2*hash.length);
           for(byte b : hash){
               sb.append(String.format("%02x", b&0xff));
           }

           digest = sb.toString();

        } catch (UnsupportedEncodingException ex) {
        } catch (NoSuchAlgorithmException ex) {
        }
        return digest;
    }

}