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 different settings of --patch-module at dump time and runtime are 29 * acceptable. The class found in runtime --patch-module entry should 30 * be used. 31 * @library ../.. 32 * @library /test/hotspot/jtreg/testlibrary 33 * @library /test/lib 34 * @modules java.base/jdk.internal.misc 35 * jdk.jartool/sun.tools.jar 36 * @build PatchMain 37 * @run main MismatchedPatchModule 38 */ 39 40 import jdk.test.lib.compiler.InMemoryJavaCompiler; 41 import jdk.test.lib.process.OutputAnalyzer; 42 43 public class MismatchedPatchModule { 44 private static String moduleJar; 45 46 public static void main(String args[]) throws Throwable { 47 48 // Create a class file in the module java.naming. This class file 49 // will be put in the javanaming.jar file. 50 String source = "package javax.naming.spi; " + 51 "public class NamingManager { " + 52 " static { " + 53 " System.out.println(\"I pass!\"); " + 54 " } " + 55 "}"; 56 57 ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager", 58 InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "--patch-module=java.naming"), 59 System.getProperty("test.classes")); 60 61 // Build the jar file that will be used for the module "java.naming". 62 JarBuilder.build("javanaming", "javax/naming/spi/NamingManager"); 63 moduleJar = TestCommon.getTestJar("javanaming.jar"); 64 65 // Case 1: --patch-module specified for dump time and run time 66 System.out.println("Case 1: --patch-module specified for dump time and run time"); 67 OutputAnalyzer output = 68 TestCommon.dump(null, 69 TestCommon.list("javax/naming/spi/NamingManager"), 70 "--patch-module=java.naming=" + moduleJar, 71 "PatchMain", "javax.naming.spi.NamingManager"); 72 TestCommon.checkDump(output, "Loading classes to share"); 73 74 // javax.naming.spi.NamingManager is not patched at runtime 75 TestCommon.run( 76 "-XX:+UnlockDiagnosticVMOptions", 77 "--patch-module=java.naming2=" + moduleJar, 78 "-Xlog:class+path=info", 79 "PatchMain", "javax.naming.spi.NamingManager") 80 .assertNormalExit(o -> o.shouldNotContain("I pass!")); 81 82 // Case 2: --patch-module specified for dump time but not for run time 83 System.out.println("Case 2: --patch-module specified for dump time but not for run time"); 84 output = 85 TestCommon.dump(null, 86 TestCommon.list("javax/naming/spi/NamingManager"), 87 "--patch-module=java.naming=" + moduleJar, 88 "PatchMain", "javax.naming.spi.NamingManager"); 89 TestCommon.checkDump(output, "Loading classes to share"); 90 91 // javax.naming.spi.NamingManager is not patched at runtime 92 TestCommon.run( 93 "-XX:+UnlockDiagnosticVMOptions", 94 "-Xlog:class+path=info", 95 "PatchMain", "javax.naming.spi.NamingManager") 96 .assertNormalExit(o -> o.shouldNotContain("I pass!")); 97 98 // Case 3: --patch-module specified for run time but not for dump time 99 System.out.println("Case 3: --patch-module specified for run time but not for dump time"); 100 output = 101 TestCommon.dump(null, 102 TestCommon.list("javax/naming/spi/NamingManager"), 103 "PatchMain", "javax.naming.spi.NamingManager"); 104 TestCommon.checkDump(output, "Loading classes to share"); 105 106 // javax.naming.spi.NamingManager is patched at runtime 107 TestCommon.run( 108 "-XX:+UnlockDiagnosticVMOptions", 109 "--patch-module=java.naming=" + moduleJar, 110 "-Xlog:class+path=info", 111 "PatchMain", "javax.naming.spi.NamingManager") 112 .assertNormalExit("I pass!"); 113 114 // Case 4: mismatched --patch-module entry counts between dump time and run time 115 System.out.println("Case 4: mismatched --patch-module entry counts between dump time and run time"); 116 output = 117 TestCommon.dump(null, 118 TestCommon.list("javax/naming/spi/NamingManager"), 119 "--patch-module=java.naming=" + moduleJar, 120 "PatchMain", "javax.naming.spi.NamingManager"); 121 TestCommon.checkDump(output, "Loading classes to share"); 122 123 // javax.naming.spi.NamingManager is patched at runtime 124 TestCommon.run( 125 "-XX:+UnlockDiagnosticVMOptions", 126 "--patch-module=java.naming=" + moduleJar, 127 "--patch-module=java.naming2=" + moduleJar, 128 "-Xlog:class+path=info", 129 "PatchMain", "javax.naming.spi.NamingManager") 130 .assertNormalExit("I pass!"); 131 } 132 }