J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1998-1999 Sun Microsystems, Inc. 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. |
| 8 | * |
| 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| 13 | * accompanied this code). |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License version |
| 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | * |
| 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* @test |
| 25 | * @bug 4140511 |
| 26 | * @summary RMIClassLoader's loadClass() methods, when there is no security |
| 27 | * manager installed, should not create or use RMI class loader instances for |
| 28 | * the requested codebases, but they should still succeed to load classes |
| 29 | * that can be found by delegation to parent class loader that would have |
| 30 | * been used for the RMI class loader instance. |
| 31 | * @author Peter Jones |
| 32 | * |
| 33 | * @build NoSecurityManager Dummy LocalDummy |
| 34 | * @run main/othervm/timeout=120 NoSecurityManager |
| 35 | */ |
| 36 | |
| 37 | import java.io.*; |
| 38 | import java.net.*; |
| 39 | import java.security.*; |
| 40 | import java.rmi.server.RMIClassLoader; |
| 41 | |
| 42 | /** |
| 43 | * NoSecurityManager verifies the behavior of the RMIClassLoader.loadClass() |
| 44 | * methods when there is no security manager installed in JDK1.2 as prescribed |
| 45 | * by RFE 4140511. |
| 46 | * |
| 47 | * First, a class installed in a codebase (and not in the test's class path) |
| 48 | * is loaded using RMIClassLoader.loadClass(); this should fail with a |
| 49 | * ClassNotFoundException (it failed with a SecurityException in JDK 1.1). |
| 50 | * |
| 51 | * Second, a class installed in the test's class path is loaded using |
| 52 | * RMIClassLoader.loadClass(), which should succeed (again, this used |
| 53 | * to fail with a SecurityException in JDK 1.1). |
| 54 | */ |
| 55 | public class NoSecurityManager { |
| 56 | |
| 57 | /** name of target class to attempt to load */ |
| 58 | private static final String className = "Dummy"; |
| 59 | |
| 60 | /** name of file containing definition for target class */ |
| 61 | private static final String classFileName = className + ".class"; |
| 62 | |
| 63 | public static void main(String[] args) throws Exception { |
| 64 | /* |
| 65 | * Specify the file to contain the class definition. |
| 66 | * Make sure that there is a "classes" subdirectory underneath |
| 67 | * the working directory to be used as the codebase for the |
| 68 | * class definition to be located. |
| 69 | */ |
| 70 | File dstDir = new File(System.getProperty("user.dir"), "codebase"); |
| 71 | if (!dstDir.exists()) { |
| 72 | if (!dstDir.mkdir()) { |
| 73 | throw new RuntimeException( |
| 74 | "could not create codebase directory"); |
| 75 | } |
| 76 | } |
| 77 | File dstFile = new File(dstDir, classFileName); |
| 78 | |
| 79 | /* |
| 80 | * Specify where we will copy the class definition from, if |
| 81 | * necessary. After the test is built, the class file can be |
| 82 | * found in the "test.classes" directory. |
| 83 | */ |
| 84 | File srcDir = new File(System.getProperty("test.classes", ".")); |
| 85 | File srcFile = new File(srcDir, classFileName); |
| 86 | |
| 87 | /* |
| 88 | * If the class definition is not already located at the codebase, |
| 89 | * copy it there from the test build area. |
| 90 | */ |
| 91 | if (!dstFile.exists()) { |
| 92 | if (!srcFile.exists()) { |
| 93 | throw new RuntimeException( |
| 94 | "could not find class file to install in codebase " + |
| 95 | "(try rebuilding the test)"); |
| 96 | } |
| 97 | if (!srcFile.renameTo(dstFile)) { |
| 98 | throw new RuntimeException( |
| 99 | "could not install class file in codebase"); |
| 100 | } |
| 101 | } |
| 102 | |
| 103 | /* |
| 104 | * After the class definition is successfully installed at the |
| 105 | * codebase, delete it from the test's CLASSPATH, so that it will |
| 106 | * not be found there first before the codebase is searched. |
| 107 | */ |
| 108 | if (srcFile.exists()) { |
| 109 | if (!srcFile.delete()) { |
| 110 | throw new RuntimeException( |
| 111 | "could not delete duplicate class file in CLASSPATH"); |
| 112 | } |
| 113 | } |
| 114 | |
| 115 | /* |
| 116 | * Obtain the URL for the codebase. |
| 117 | */ |
| 118 | URL codebaseURL = new URL("file", "", |
| 119 | dstDir.getAbsolutePath().replace(File.separatorChar, '/') + "/"); |
| 120 | |
| 121 | /* |
| 122 | * No security manager has been set: verify that we cannot load |
| 123 | * a class from a specified codebase (that is not in the class path). |
| 124 | */ |
| 125 | try { |
| 126 | RMIClassLoader.loadClass(codebaseURL, className); |
| 127 | throw new RuntimeException( |
| 128 | "TEST FAILED: class loaded successfully from codebase"); |
| 129 | } catch (ClassNotFoundException e) { |
| 130 | System.err.println(e.toString()); |
| 131 | } |
| 132 | |
| 133 | /* |
| 134 | * No security manager has been set: verify that we can still |
| 135 | * load a class available in the context class loader (class path). |
| 136 | */ |
| 137 | RMIClassLoader.loadClass(codebaseURL, "LocalDummy"); |
| 138 | System.err.println("TEST PASSED: local class loaded successfully"); |
| 139 | |
| 140 | /* |
| 141 | * Verify that getClassLoader returns context class loader |
| 142 | * if no security manager is set. |
| 143 | */ |
| 144 | System.err.println("/nTest getClassLoader with no security manager set"); |
| 145 | ClassLoader loader = RMIClassLoader.getClassLoader("http://codebase"); |
| 146 | if (loader == Thread.currentThread().getContextClassLoader()) { |
| 147 | System.err.println("TEST PASSED: returned context class loader"); |
| 148 | } else { |
| 149 | throw new RuntimeException( |
| 150 | "TEST FAILED: returned RMI-created class loader"); |
| 151 | } |
| 152 | } |
| 153 | } |