jdk/src/share/classes/javax/crypto/spec/PBEParameterSpec.java
author jjg
Mon, 15 Aug 2011 11:48:20 -0700
changeset 10336 0bb1999251f8
parent 5506 202f599c92aa
child 14405 e7fff80005c1
permissions -rw-r--r--
7064075: Security libraries don't build with javac -Xlint:all,-deprecation -Werror Reviewed-by: xuelei, mullan Contributed-by: alexandre.boulgakov@oracle.com
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/*
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 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.  Oracle designates this
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 * particular file as subject to the "Classpath" exception as provided
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 * by Oracle in the LICENSE file that accompanied this code.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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package javax.crypto.spec;
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import java.security.spec.AlgorithmParameterSpec;
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/**
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 * This class specifies the set of parameters used with password-based
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 * encryption (PBE), as defined in the
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 * <a href="http://www.ietf.org/rfc/rfc2898.txt">PKCS #5</a>
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 * standard.
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 *
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 * @author Jan Luehe
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 *
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 * @since 1.4
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 */
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public class PBEParameterSpec implements AlgorithmParameterSpec {
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    private byte[] salt;
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    private int iterationCount;
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    /**
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     * Constructs a parameter set for password-based encryption as defined in
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     * the PKCS #5 standard.
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     *
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     * @param salt the salt. The contents of <code>salt</code> are copied
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     * to protect against subsequent modification.
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     * @param iterationCount the iteration count.
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     * @exception NullPointerException if <code>salt</code> is null.
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     */
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    public PBEParameterSpec(byte[] salt, int iterationCount) {
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        this.salt = salt.clone();
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        this.iterationCount = iterationCount;
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    }
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    /**
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     * Returns the salt.
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     *
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     * @return the salt. Returns a new array
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     * each time this method is called.
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     */
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    public byte[] getSalt() {
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        return this.salt.clone();
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    }
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    /**
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     * Returns the iteration count.
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     *
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     * @return the iteration count
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     */
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    public int getIterationCount() {
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        return this.iterationCount;
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    }
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}