haslo.java

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package javafxapplication1;

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

/**
 *
 * @author as
 */
public class haslo {
     public static String  haszuj(String pass) throws NoSuchAlgorithmException
  {
       //String pass = passwordField.getText();
      //  String username = usernameField.getText();

        String passwordToHash = pass;
        String generatedPassword = null;
        MessageDigest md = MessageDigest.getInstance("MD5");
        md.update(passwordToHash.getBytes());
        byte[] bytes = md.digest();
        StringBuilder sb = new StringBuilder();
        for(int i=0; i< bytes.length ;i++)
        {
            sb.append(Integer.toString((bytes[i] & 0xff) + 0x100, 16).substring(1));
        }
        return generatedPassword = sb.toString();
  }

}