Java tutorial
/* * Copyright (c) 2003, 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; import java.security.PrivateKey; /** * The interface to an elliptic curve (EC) private key. * * @author Valerie Peng * * * @see PrivateKey * @see ECKey * * @since 1.5 */ public interface ECPrivateKey extends PrivateKey, ECKey { /** * The class fingerprint that is set to indicate * serialization compatibility. * * @deprecated A {@code serialVersionUID} field in an interface is * ineffectual. Do not use; no replacement. */ @Deprecated @SuppressWarnings("serial") static final long serialVersionUID = -7896394956925609184L; /** * Returns the private value S. * @return the private value S. */ BigInteger getS(); }