PasswordVerifier.java

/*
 * Interface to verify passwords.
 * Copyright (C) 2001-2002 Stephen Ostermiller
 * http://ostermiller.org/contact.pl?regarding=Java+Utilities
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of 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.
 *
 * 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.
 *
 * See COPYING.TXT for details.
 */

package com.Ostermiller.util;

/**
 * Interface to verify passwords.
 * 
 * @author Stephen Ostermiller
 *         http://ostermiller.org/contact.pl?regarding=Java+Utilities
 * @since ostermillerutils 1.00.00
 */
public interface PasswordVerifier {
	/**
	 * Verify that this password is an ok password. If a password is not
	 * verified it is thrown out and a new password is tried. Always returning
	 * false from this method will cause an infinite loop.
	 * 
	 * @param password
	 *            an array of characters representing a password.
	 * @return true iff this password is ok.
	 * 
	 * @since ostermillerutils 1.00.00
	 */
	public boolean verify(char[] password);

}