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src/java.base/share/classes/sun/security/util/InternalPrivateKey.java
41 строка
2 KB
Weijun Wang
8305310: Calculate PublicKey from PrivateKey
10 апр 2023, 03:55
10 апр 2023, 03:55
9727685
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/* * Copyright (c) 2023, 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 sun.security.util; import java.security.PublicKey; /** * Extra private methods on a private key. */ public interface InternalPrivateKey { /** * Calculates a matching public key. * @return the public key * @throws UnsupportedOperationException if not supported */ default PublicKey calculatePublicKey() { throw new UnsupportedOperationException(); } }