1 /*
   2  * Copyright (c) 2017, 2018, 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.
   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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @summary Verifies the creation and cleaup of entries in the Protection Domain Table
  27  * @library /test/lib
  28  * @modules java.base/jdk.internal.misc
  29  *          java.compiler
  30  *          java.management
  31  * @run main CleanProtectionDomain
  32  */
  33 
  34 import java.security.ProtectionDomain;
  35 import jdk.test.lib.compiler.InMemoryJavaCompiler;
  36 import jdk.internal.misc.Unsafe;
  37 import static jdk.test.lib.Asserts.*;
  38 import jdk.test.lib.process.OutputAnalyzer;
  39 import jdk.test.lib.process.ProcessTools;
  40 
  41 public class CleanProtectionDomain {
  42 
  43   public static void main(String args[]) throws Exception {
  44     ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
  45                                   "-Xlog:protectiondomain+table=debug",
  46                                   "--add-exports=java.base/jdk.internal.misc=ALL-UNNAMED",
  47                                   Test.class.getName());
  48     OutputAnalyzer output = new OutputAnalyzer(pb.start());
  49     output.shouldContain("protection domain added");
  50     output.shouldContain("protection domain unlinked");
  51     output.shouldHaveExitValue(0);
  52   }
  53 
  54   static class Test {
  55     public static void test() throws Exception {
  56       Unsafe unsafe = Unsafe.getUnsafe();
  57       TestClassLoader classloader = new TestClassLoader();
  58       ProtectionDomain pd = new ProtectionDomain(null, null);
  59       byte klassbuf[] = InMemoryJavaCompiler.compile("TestClass", "class TestClass { }");
  60       Class klass = unsafe.defineClass(null, klassbuf, 0, klassbuf.length, classloader, pd);
  61     }
  62 
  63     public static void main(String[] args) throws Exception {
  64       test();
  65       System.gc();
  66     }
  67 
  68     private static class TestClassLoader extends ClassLoader {
  69       public TestClassLoader() {
  70         super();
  71       }
  72     }
  73   }
  74 }