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
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  22  *
  23  */
  24 
  25 /*
  26  * @test
  27  * @summary ensure no anonymous class is being dumped into the CDS archive
  28  * @requires vm.cds
  29  * @library /test/lib /test/hotspot/jtreg/runtime/appcds
  30  * @modules jdk.jartool/sun.tools.jar
  31  * @compile ../test-classes/Hello.java
  32  * @run main CheckAnonymousClass
  33  */
  34 
  35 import jdk.test.lib.process.OutputAnalyzer;
  36 
  37 public class CheckAnonymousClass {
  38 
  39   public static void main(String[] args) throws Exception {
  40     JarBuilder.build("hello", "Hello");
  41 
  42     String appJar = TestCommon.getTestJar("hello.jar");
  43 
  44     TestCommon.dump(appJar,
  45         TestCommon.list("Hello",
  46             "javax/annotation/processing/FilerException"), // from java.compiler module
  47         "-Xlog:class+load=info");
  48 
  49     String prefix = ".class.load. ";
  50     // class name pattern like the following:
  51     // jdk.internal.loader.BuiltinClassLoader$$Lambda$1/1816757085
  52     // java.lang.invoke.LambdaForm$MH/1585787493
  53     String class_pattern = ".*Lambda([a-z0-9$]+)/([0-9]+).*";
  54     String suffix = ".*source: shared objects file.*";
  55     String pattern = prefix + class_pattern + suffix;
  56     // during run time, anonymous classes shouldn't be loaded from the archive
  57     TestCommon.run("-XX:+UnlockDiagnosticVMOptions",
  58         "-cp", appJar, "-Xlog:class+load=info", "Hello")
  59       .assertNormalExit(output -> output.shouldNotMatch(pattern));
  60 
  61     // inspect the archive and make sure no anonymous class is in there
  62     TestCommon.run("-XX:+UnlockDiagnosticVMOptions",
  63         "-cp", appJar, "-Xlog:class+load=info", "-XX:+PrintSharedArchiveAndExit",
  64         "-XX:+PrintSharedDictionary", "Hello")
  65       .assertNormalExit(output -> output.shouldNotMatch(class_pattern));
  66   }
  67 }