author | valeriep |
Thu, 13 Dec 2018 01:15:21 +0000 | |
changeset 52995 | 9af672cab7cb |
parent 47216 | 71c04702a3d5 |
child 57950 | 4612a3cfb927 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1996, 2018, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package sun.security.provider; |
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import java.util.*; |
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import java.security.*; |
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import sun.security.rsa.SunRsaSignEntries; |
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import static sun.security.util.SecurityConstants.PROVIDER_VER; |
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/** |
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* Provider used for verification of signed JAR files *if* the Sun and |
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* SunRsaSign main classes have been removed. Otherwise, this provider is not |
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* necessary and registers no algorithms. This functionality only exists to |
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* support a use case required by a specific customer and is not generally |
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* supported. |
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* |
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* @since 1.7 |
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* @author Andreas Sterbenz |
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*/ |
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public final class VerificationProvider extends Provider { |
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private static final long serialVersionUID = 7482667077568930381L; |
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private static final boolean ACTIVE; |
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static { |
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boolean b; |
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try { |
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Class.forName("sun.security.provider.Sun"); |
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Class.forName("sun.security.rsa.SunRsaSign"); |
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b = false; |
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} catch (ClassNotFoundException e) { |
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b = true; |
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} |
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ACTIVE = b; |
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} |
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public VerificationProvider() { |
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super("SunJarVerification", PROVIDER_VER, "Jar Verification Provider"); |
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// register all algorithms normally registered by the Sun and SunRsaSign |
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// providers, but only if they are missing |
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if (ACTIVE == false) { |
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return; |
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} |
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Provider p = this; |
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Iterator<Provider.Service> sunIter = new SunEntries(p).iterator(); |
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Iterator<Provider.Service> rsaIter = |
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new SunRsaSignEntries(p).iterator(); |
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// if there is no security manager installed, put directly into |
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// the provider |
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if (System.getSecurityManager() == null) { |
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putEntries(sunIter); |
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putEntries(rsaIter); |
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} else { |
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AccessController.doPrivileged(new PrivilegedAction<Object>() { |
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public Void run() { |
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putEntries(sunIter); |
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putEntries(rsaIter); |
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return null; |
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} |
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}); |
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} |
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} |
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void putEntries(Iterator<Provider.Service> i) { |
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while (i.hasNext()) { |
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putService(i.next()); |
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} |
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} |
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} |