1 /* 2 * Copyright (c) 1997, 2013, 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.interfaces; 27 28 import java.math.BigInteger; 29 30 /** 31 * The standard interface to a DSA private key. DSA (Digital Signature 32 * Algorithm) is defined in NIST's FIPS-186. 33 * 34 * @see java.security.Key 35 * @see java.security.Signature 36 * @see DSAKey 37 * @see DSAPublicKey 38 * 39 * @author Benjamin Renaud 40 * @since 1.1 41 */ 42 public interface DSAPrivateKey extends DSAKey, java.security.PrivateKey { 43 44 // Declare serialVersionUID to be compatible with JDK1.1 45 46 /** 47 * The class fingerprint that is set to indicate 48 * serialization compatibility with a previous 49 * version of the class. 50 */ 51 static final long serialVersionUID = 7776497482533790279L; 52 53 /** 54 * Returns the value of the private key, {@code x}. 55 * 56 * @return the value of the private key, {@code x}. 57 */ getX()58 public BigInteger getX(); 59 } 60