Showing the changes to java/pkg/sun/security/provider/VerificationProvider.java (1 of 18352 files). Show all
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| 1 | +/* | |
| 2 | + * Copyright (c) 1996, 2011, Oracle and/or its affiliates. All rights reserved. | |
| 3 | + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 | + * | |
| 5 | + * This code is free software; you can redistribute it and/or modify it | |
| 6 | + * under the terms of the GNU General Public License version 2 only, as | |
| 7 | + * published by the Free Software Foundation. Oracle designates this | |
| 8 | + * particular file as subject to the "Classpath" exception as provided | |
| 9 | + * by Oracle in the LICENSE file that accompanied this code. | |
| 10 | + * | |
| 11 | + * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 12 | + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 13 | + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 14 | + * version 2 for more details (a copy is included in the LICENSE file that | |
| 15 | + * accompanied this code). | |
| 16 | + * | |
| 17 | + * You should have received a copy of the GNU General Public License version | |
| 18 | + * 2 along with this work; if not, write to the Free Software Foundation, | |
| 19 | + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 20 | + * | |
| 21 | + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 22 | + * or visit www.oracle.com if you need additional information or have any | |
| 23 | + * questions. | |
| 24 | + */ | |
| 25 | + | |
| 26 | +package sun.security.provider; | |
| 27 | + | |
| 28 | +import java.util.*; | |
| 29 | +import java.security.*; | |
| 30 | + | |
| 31 | +import sun.security.action.PutAllAction; | |
| 32 | + | |
| 33 | +import sun.security.rsa.SunRsaSignEntries; | |
| 34 | + | |
| 35 | +/** | |
| 36 | + * Provider used for verification of signed JAR files *if* the Sun and | |
| 37 | + * SunRsaSign main classes have been removed. Otherwise, this provider is not | |
| 38 | + * necessary and registers no algorithms. This functionality only exists to | |
| 39 | + * support a use case required by a specific customer and is not generally | |
| 40 | + * supported. | |
| 41 | + * | |
| 42 | + * @since 1.7 | |
| 43 | + * @author Andreas Sterbenz | |
| 44 | + */ | |
| 45 | +public final class VerificationProvider extends Provider { | |
| 46 | + | |
| 47 | + private static final long serialVersionUID = 7482667077568930381L; | |
| 48 | + | |
| 49 | + private static final boolean ACTIVE; | |
| 50 | + | |
| 51 | + static { | |
| 52 | + boolean b; | |
| 53 | + try { | |
| 54 | + Class.forName("sun.security.provider.Sun"); | |
| 55 | + Class.forName("sun.security.rsa.SunRsaSign"); | |
| 56 | + b = false; | |
| 57 | + } catch (ClassNotFoundException e) { | |
| 58 | + b = true; | |
| 59 | + } | |
| 60 | + ACTIVE = b; | |
| 61 | + } | |
| 62 | + | |
| 63 | + public VerificationProvider() { | |
| 64 | + super("SunJarVerification", 1.7, "Jar Verification Provider"); | |
| 65 | + // register all algorithms normally registered by the Sun and SunRsaSign | |
| 66 | + // providers, but only if they are missing | |
| 67 | + if (ACTIVE == false) { | |
| 68 | + return; | |
| 69 | + } | |
| 70 | + | |
| 71 | + // if there is no security manager installed, put directly into | |
| 72 | + // the provider. Otherwise, create a temporary map and use a | |
| 73 | + // doPrivileged() call at the end to transfer the contents | |
| 74 | + if (System.getSecurityManager() == null) { | |
| 75 | + SunEntries.putEntries(this); | |
| 76 | + SunRsaSignEntries.putEntries(this); | |
| 77 | + } else { | |
| 78 | + // use LinkedHashMap to preserve the order of the PRNGs | |
| 79 | + Map<Object, Object> map = new LinkedHashMap<>(); | |
| 80 | + SunEntries.putEntries(map); | |
| 81 | + SunRsaSignEntries.putEntries(map); | |
| 82 | + AccessController.doPrivileged(new PutAllAction(this, map)); | |
| 83 | + } | |
| 84 | + } | |
| 85 | + | |
| 86 | +} | |