MD5Util.java

/*
 * $Source$
 * $Revision$
 *
 * Copyright (C) 2000 Tim Joyce
 *
 * Part of Melati (http://melati.org), a framework for the rapid
 * development of clean, maintainable web applications.
 *
 * Melati is free software; Permission is granted to copy, distribute
 * and/or modify this software under the terms either:
 *
 * a) the GNU General Public License as published by the Free Software
 *    Foundation; either version 2 of the License, or (at your option)
 *    any later version,
 *
 *    or
 *
 * b) any version of the Melati Software License, as published
 *    at http://melati.org
 *
 * You should have received a copy of the GNU General Public License and
 * the Melati Software License along with this program;
 * if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
 * GNU General Public License and visit http://melati.org to obtain the
 * Melati Software License.
 *
 * Feel free to contact the Developers of Melati (http://melati.org),
 * if you would like to work out a different arrangement than the options
 * outlined here.  It is our intention to allow Melati to be used by as
 * wide an audience as possible.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * Contact details for copyright holder:
 *
 *     Tim Joyce <timj At paneris.org>
 *     http://paneris.org/
 *     68 Sandbanks Rd, Poole, Dorset. BH14 8BY. UK
 */

package org.melati.util;

import java.security.MessageDigest;
import org.melati.Melati;

/**
 * MD5 - utils for encoding using MD5.
 */

public final class MD5Util {

  private MD5Util() {
  }

  /**
   * Encode a String.
   * 
   * @param in
   *        the String to encode
   * @return the encoded String
   */
  public static String encode(String in) {
    try {
      MessageDigest md = MessageDigest.getInstance("MD5");
      byte[] digest = md.digest(in.getBytes(Melati.DEFAULT_ENCODING));
      return new String(digest, Melati.DEFAULT_ENCODING);
    } catch (Exception e) {
      throw new MelatiBugMelatiException(
          "For some reason I couldn't encode the password!",
          e);
    }
  }

}