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| 1 | /* | ||
| 2 | * Copyright (c) 1997, 1999, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package java.security.spec; | ||
| 27 | |||
| 28 | import java.math.BigInteger; | ||
| 29 | |||
| 30 | /** | ||
| 31 | * This class specifies a DSA private key with its associated parameters. | ||
| 32 | * | ||
| 33 | * @author Jan Luehe | ||
| 34 | * | ||
| 35 | * | ||
| 36 | * @see java.security.Key | ||
| 37 | * @see java.security.KeyFactory | ||
| 38 | * @see KeySpec | ||
| 39 | * @see DSAPublicKeySpec | ||
| 40 | * @see PKCS8EncodedKeySpec | ||
| 41 | * | ||
| 42 | * @since 1.2 | ||
| 43 | */ | ||
| 44 | |||
| 45 | public class DSAPrivateKeySpec implements KeySpec { | ||
| 46 | |||
| 47 | private BigInteger x; | ||
| 48 | private BigInteger p; | ||
| 49 | private BigInteger q; | ||
| 50 | private BigInteger g; | ||
| 51 | |||
| 52 | /** | ||
| 53 | * Creates a new DSAPrivateKeySpec with the specified parameter values. | ||
| 54 | * | ||
| 55 | * @param x the private key. | ||
| 56 | * | ||
| 57 | * @param p the prime. | ||
| 58 | * | ||
| 59 | * @param q the sub-prime. | ||
| 60 | * | ||
| 61 | * @param g the base. | ||
| 62 | */ | ||
| 63 | public DSAPrivateKeySpec(BigInteger x, BigInteger p, BigInteger q, | ||
| 64 | BigInteger g) { | ||
| 65 | this.x = x; | ||
| 66 | this.p = p; | ||
| 67 | this.q = q; | ||
| 68 | this.g = g; | ||
| 69 | } | ||
| 70 | |||
| 71 | /** | ||
| 72 | * Returns the private key <code>x</code>. | ||
| 73 | * | ||
| 74 | * @return the private key <code>x</code>. | ||
| 75 | */ | ||
| 76 | public BigInteger getX() { | ||
| 77 | return this.x; | ||
| 78 | } | ||
| 79 | |||
| 80 | /** | ||
| 81 | * Returns the prime <code>p</code>. | ||
| 82 | * | ||
| 83 | * @return the prime <code>p</code>. | ||
| 84 | */ | ||
| 85 | public BigInteger getP() { | ||
| 86 | return this.p; | ||
| 87 | } | ||
| 88 | |||
| 89 | /** | ||
| 90 | * Returns the sub-prime <code>q</code>. | ||
| 91 | * | ||
| 92 | * @return the sub-prime <code>q</code>. | ||
| 93 | */ | ||
| 94 | public BigInteger getQ() { | ||
| 95 | return this.q; | ||
| 96 | } | ||
| 97 | |||
| 98 | /** | ||
| 99 | * Returns the base <code>g</code>. | ||
| 100 | * | ||
| 101 | * @return the base <code>g</code>. | ||
| 102 | */ | ||
| 103 | public BigInteger getG() { | ||
| 104 | return this.g; | ||
| 105 | } | ||
| 106 | } | ||