Java tutorial
/* * Copyright (c) 1997, 2018, 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 java.security.interfaces; import java.math.BigInteger; /** * The standard interface to a DSA private key. DSA (Digital Signature * Algorithm) is defined in NIST's FIPS-186. * * @see java.security.Key * @see java.security.Signature * @see DSAKey * @see DSAPublicKey * * @author Benjamin Renaud * @since 1.1 */ public interface DSAPrivateKey extends DSAKey, java.security.PrivateKey { // Declare serialVersionUID to be compatible with JDK1.1 /** * The class fingerprint that is set to indicate * serialization compatibility with a previous * version of the class. * * @deprecated A {@code serialVersionUID} field in an interface is * ineffectual. Do not use; no replacement. */ @Deprecated @SuppressWarnings("serial") static final long serialVersionUID = 7776497482533790279L; /** * Returns the value of the private key, {@code x}. * * @return the value of the private key, {@code x}. */ public BigInteger getX(); }