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 sharing is disabled if java.base is patch at runtime 29 * @library ../.. 30 * @library /test/hotspot/jtreg/testlibrary 31 * @library /test/lib 32 * @modules java.base/jdk.internal.misc 33 * jdk.jartool/sun.tools.jar 34 * @build PatchMain 35 * @run main PatchJavaBase 36 */ 37 38 import jdk.test.lib.compiler.InMemoryJavaCompiler; 39 import jdk.test.lib.process.OutputAnalyzer; 40 41 public class PatchJavaBase { 42 private static String moduleJar; 43 44 public static void main(String args[]) throws Throwable { 45 46 String source = "package java.lang; " + 47 "public class NewClass { " + 48 " static { " + 49 " System.out.println(\"I pass!\"); " + 50 " } " + 51 "}"; 52 53 ClassFileInstaller.writeClassToDisk("java/lang/NewClass", 54 InMemoryJavaCompiler.compile("java.lang.NewClass", source, "--patch-module=java.base"), 55 System.getProperty("test.classes")); 56 57 JarBuilder.build("javabase", "java/lang/NewClass"); 58 moduleJar = TestCommon.getTestJar("javabase.jar"); 59 60 System.out.println("Test dumping with --patch-module"); 61 OutputAnalyzer output = 62 TestCommon.dump(null, null, 63 "--patch-module=java.base=" + moduleJar, 64 "PatchMain", "java.lang.NewClass"); 65 output.shouldHaveExitValue(1) 66 .shouldContain("Cannot use the following option when dumping the shared archive: --patch-module"); 67 68 TestCommon.run( 69 "-XX:+UnlockDiagnosticVMOptions", 70 "--patch-module=java.base=" + moduleJar, 71 "PatchMain", "java.lang.NewClass") 72 .assertAbnormalExit("Unable to use shared archive", 73 "CDS is disabled when java.base module is patched"); 74 } 75 }