/* * Copyright (c) 2018, 2025, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ /** * @test * @bug 8354083 * @requires vm.cds * @requires vm.cds.supports.aot.class.linking * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds * @run driver AddReads * @summary sanity test the --add-reads option */ import java.io.File; import java.nio.file.Files; import java.nio.file.Path; import java.nio.file.Paths; import jdk.test.lib.cds.CDSTestUtils; import jdk.test.lib.cds.CDSAppTester; import jdk.test.lib.cds.SimpleCDSAppTester; import jdk.test.lib.process.OutputAnalyzer; import jdk.test.lib.Asserts; public class AddReads { private static final String SEP = File.separator; private static final Path USER_DIR = Paths.get(CDSTestUtils.getOutputDir()); private static final Path SRC_DIR = Paths.get(System.getProperty("test.src")). resolve( ".." + SEP + "jigsaw" + SEP + "modulepath" + SEP + "src"); private static final Path MODS_DIR = Paths.get("mods"); // the module name of the test module private static final String MAIN_MODULE = "com.norequires"; private static final String SUB_MODULE = "org.astro"; // the module main class private static final String MAIN_CLASS = "com.norequires.Main"; private static final String APP_CLASS = "org.astro.World"; private static final String sharedClassA = "[class,load] com.norequires.Main source: shared objects file"; private static final String sharedClassB = "[class,load] org.astro.World source: shared objects file"; private static final String fmgEnabled = "full module graph: enabled"; private static final String fmgDisabled = "full module graph: disabled"; private static final String cannotAccess = "class com.norequires.Main (in module com.norequires) cannot access class org.astro.World (in module org.astro)"; private static Path moduleDir = null; private static Path subJar = null; private static Path mainJar = null; public static void buildTestModule() throws Exception { // javac -d mods/$TESTMODULE src/$TESTMODULE/** JarBuilder.compileModule(SRC_DIR.resolve(SUB_MODULE), MODS_DIR.resolve(SUB_MODULE), null); Asserts.assertTrue(CompilerUtils .compile(SRC_DIR.resolve(MAIN_MODULE), MODS_DIR.resolve(MAIN_MODULE), "-cp", MODS_DIR.resolve(SUB_MODULE).toString(), "--add-reads", "com.norequires=ALL-UNNAMED")); moduleDir = Files.createTempDirectory(USER_DIR, "mlib"); subJar = moduleDir.resolve(SUB_MODULE + ".jar"); String classes = MODS_DIR.resolve(SUB_MODULE).toString(); JarBuilder.createModularJar(subJar.toString(), classes, null); mainJar = moduleDir.resolve(MAIN_MODULE + ".jar"); classes = MODS_DIR.resolve(MAIN_MODULE).toString(); JarBuilder.createModularJar(mainJar.toString(), classes, MAIN_CLASS); } static int testCount = 0; static void printComment(String comment) { testCount ++; System.out.println("======================================================================"); System.out.println("TESTCASE " + testCount + ": " + comment); System.out.println("======================================================================"); } static SimpleCDSAppTester test(String comment, SimpleCDSAppTester tester) throws Exception { printComment(comment); return tester .setAssemblyChecker((OutputAnalyzer out) -> { out.shouldContain("Full module graph = enabled"); }) .setProductionChecker((OutputAnalyzer out) -> { out.shouldContain("use_full_module_graph = true; java.base"); }) .runStaticWorkflow() .runAOTWorkflow(); } static class Tester extends CDSAppTester { public Tester(String testName) { super(testName); } @Override public String[] vmArgs(RunMode runMode) { if (runMode == RunMode.TRAINING || runMode == RunMode.ASSEMBLY || runMode == RunMode.DUMP_STATIC) { return new String[] { "--add-modules", SUB_MODULE, "--add-reads", "com.norequires=" + SUB_MODULE, "-Xlog:class+load,aot,cds,class+path=info", }; } else { return new String[] { "--add-modules", SUB_MODULE, "--add-reads", "com.norequires=ALL-UNNAMED", "-Xlog:class+load,aot,cds,class+path=info", }; } } @Override public String classpath(RunMode runMode) { return subJar.toString(); } @Override public String[] appCommandLine(RunMode runMode) { return new String[] { "-m", MAIN_MODULE, }; } @Override public String modulepath(RunMode runMode) { return moduleDir.toString(); } @Override public void checkExecution(OutputAnalyzer out, RunMode runMode) throws Exception { if (runMode == RunMode.PRODUCTION) { out.shouldContain("full module graph: disabled"); out.shouldContain("Mismatched values for property jdk.module.addreads: runtime com.norequires=ALL-UNNAMED dump time com.norequires=org.astro"); } else if (runMode == RunMode.ASSEMBLY) { out.shouldContain("full module graph: enabled"); } else { out.shouldHaveExitValue(0); } } } public static void main(String... args) throws Exception { // compile the modules and create the modular jar files buildTestModule(); test("FMG should be enabled with '--add-reads com.norequires=org.astro'", SimpleCDSAppTester.of("add-reads") .modulepath(moduleDir.toString()) .addVmArgs("--add-modules", SUB_MODULE, "--add-reads", "com.norequires=" + SUB_MODULE, "-Xlog:class+load,aot,cds,class+path=info") .appCommandLine("-m", MAIN_MODULE)); test("FMG should be enabled with '--add-reads com.norequires=org.astro'", SimpleCDSAppTester.of("add-reads-with-classpath") .classpath(subJar.toString()) .modulepath(moduleDir.toString()) .addVmArgs("--add-modules", SUB_MODULE, "--add-reads", "com.norequires=" + SUB_MODULE, "-Xlog:class+load,aot,cds,class+path=info") .appCommandLine("-m", MAIN_MODULE)); printComment("FMG should be enabled with '--add-reads com.norequires=ALL-UNNAMED"); Tester t = new Tester("add-reads-ALL-UNNAMED"); t.setCheckExitValue(false); t.run("AOT"); t.run("STATIC"); } }