/* * Copyright (c) 2001, 2007, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package javax.crypto.interfaces; import java.math.BigInteger; /** * The interface to a PBE key. * * @author Valerie Peng * * @see javax.crypto.spec.PBEKeySpec * @see javax.crypto.SecretKey * @since 1.4 */public interface PBEKey extends javax.crypto.SecretKey {     /**     * The class fingerprint that is set to indicate serialization     * compatibility since J2SE 1.4.     */    static final long serialVersionUID = -1430015993304333921L;     /**     * Returns the password.     *     * <p> Note: this method should return a copy of the password. It is     * the caller's responsibility to zero out the password information after     * it is no longer needed.     *     * @return the password.     */    char[] getPassword();     /**     * Returns the salt or null if not specified.     *     * <p> Note: this method should return a copy of the salt. It is     * the caller's responsibility to zero out the salt information after     * it is no longer needed.     *     * @return the salt.     */    byte[] getSalt();     /**     * Returns the iteration count or 0 if not specified.     *     * @return the iteration count.     */    int getIterationCount();}