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 | } | ||