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 /* 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 }