1 /* 2 * Copyright (c) 2016, 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 * @requires vm.cds 28 * @summary the class in the -cp is a subclass of the class in --patch-module. The 29 * patched class should be used at runtime. 30 * @library ../.. 31 * @library /test/hotspot/jtreg/testlibrary 32 * @library /test/lib 33 * @modules java.base/jdk.internal.misc 34 * jdk.jartool/sun.tools.jar 35 * @build PatchMain 36 * @run main SubClassOfPatchedClass 37 */ 38 39 import java.io.File; 40 import jdk.test.lib.compiler.InMemoryJavaCompiler; 41 import jdk.test.lib.process.OutputAnalyzer; 42 43 public class SubClassOfPatchedClass { 44 private static String moduleJar; 45 private static String appJar; 46 47 public static void main(String args[]) throws Throwable { 48 49 // Create a class file in the module java.naming. This class file 50 // will be put in the javanaming.jar file. 51 String source = "package javax.naming; " + 52 "public class Reference { " + 53 " static { " + 54 " System.out.println(\"I pass!\"); " + 55 " } " + 56 "}"; 57 58 String classDir = System.getProperty("test.classes"); 59 60 ClassFileInstaller.writeClassToDisk("javax/naming/Reference", 61 InMemoryJavaCompiler.compile("javax.naming.Reference", source, "--patch-module=java.naming"), 62 classDir); 63 64 // Build the jar file that will be used for the module "java.naming". 65 JarBuilder.build("javanaming", "javax/naming/Reference"); 66 moduleJar = TestCommon.getTestJar("javanaming.jar"); 67 68 String source2 = "package mypackage; " + 69 "public class MyReference extends javax.naming.Reference { " + 70 " static { " + 71 " System.out.println(\"MyReference!\"); " + 72 " } " + 73 " public MyReference(String mystring) { " + 74 " super(mystring); " + 75 " } " + 76 "}"; 77 ClassFileInstaller.writeClassToDisk("mypackage/MyReference", 78 InMemoryJavaCompiler.compile("mypackage.MyReference", source2), 79 classDir); 80 81 JarBuilder.build("myjavanaming", "mypackage/MyReference"); 82 appJar = TestCommon.getTestJar("myjavanaming.jar"); 83 84 System.out.println("Test dumping with --patch-module"); 85 OutputAnalyzer output = 86 TestCommon.dump(appJar, 87 TestCommon.list("javax/naming/Reference", "mypackage/MyReference"), 88 "--patch-module=java.naming=" + moduleJar, 89 "-Xlog:class+load", 90 "PatchMain", "javax.naming.Reference", "mypackage.MyReference"); 91 output.shouldHaveExitValue(1) 92 .shouldContain("Cannot use the following option when dumping the shared archive: --patch-module"); 93 94 String classPath = appJar + File.pathSeparator + classDir; 95 System.out.println("classPath: " + classPath); 96 TestCommon.run( 97 "-XX:+UnlockDiagnosticVMOptions", 98 "-cp", classPath, 99 "--patch-module=java.naming=" + moduleJar, 100 "-Xlog:class+load", 101 "PatchMain", "javax.naming.Reference", "mypackage.MyReference") 102 .assertSilentlyDisabledCDS(0, "MyReference source: file:", "I pass!"); 103 } 104 }