| /* |
| * Copyright (c) 2015, 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.AlgorithmParameters; |
| import java.security.CryptoPrimitive; |
| import java.security.Key; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.Set; |
| import static sun.security.util.AbstractAlgorithmConstraints.getAlgorithms; |
| |
| /** |
| * Algorithm constraints for legacy algorithms. |
| */ |
| public class LegacyAlgorithmConstraints extends AbstractAlgorithmConstraints { |
| |
| // the known security property, jdk.tls.legacyAlgorithms |
| public static final String PROPERTY_TLS_LEGACY_ALGS = |
| "jdk.tls.legacyAlgorithms"; |
| |
| private static final Map<String, String[]> legacyAlgorithmsMap = |
| new HashMap<>(); |
| |
| private final String[] legacyAlgorithms; |
| |
| public LegacyAlgorithmConstraints(String propertyName, |
| AlgorithmDecomposer decomposer) { |
| super(decomposer); |
| legacyAlgorithms = getAlgorithms(legacyAlgorithmsMap, propertyName); |
| } |
| |
| @Override |
| public final boolean permits(Set<CryptoPrimitive> primitives, |
| String algorithm, AlgorithmParameters parameters) { |
| return checkAlgorithm(legacyAlgorithms, algorithm, decomposer); |
| } |
| |
| @Override |
| public final boolean permits(Set<CryptoPrimitive> primitives, Key key) { |
| return true; |
| } |
| |
| @Override |
| public final boolean permits(Set<CryptoPrimitive> primitives, |
| String algorithm, Key key, AlgorithmParameters parameters) { |
| return checkAlgorithm(legacyAlgorithms, algorithm, decomposer); |
| } |
| |
| } |