| /* | |
| * Copyright (c) 2015, 2024, 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 8171177 8187591 | |
| * @summary Verify that ModuleResolution attribute flags are honored. | |
| * @library /tools/lib | |
| * @modules jdk.compiler/com.sun.tools.javac.api | |
| * jdk.compiler/com.sun.tools.javac.main | |
| * java.base/jdk.internal.module | |
| * jdk.jdeps/com.sun.tools.javap | |
| * @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask toolbox.JavapTask ModuleTestBase | |
| * @run main IncubatingTest | |
| */ | |
| import java.io.IOException; | |
| import java.io.OutputStream; | |
| import java.net.URI; | |
| import java.nio.file.FileSystem; | |
| import java.nio.file.FileSystems; | |
| import java.nio.file.Files; | |
| import java.nio.file.Path; | |
| import java.util.ArrayList; | |
| import java.util.Arrays; | |
| import java.util.HashMap; | |
| import java.util.List; | |
| import java.util.Map; | |
| import java.lang.classfile.*; | |
| import java.lang.classfile.attribute.ModuleResolutionAttribute; | |
| import java.lang.classfile.constantpool.*; | |
| import toolbox.JavacTask; | |
| import toolbox.Task; | |
| import toolbox.Task.Expect; | |
| import static jdk.internal.module.ClassFileConstants.DO_NOT_RESOLVE_BY_DEFAULT; | |
| import static jdk.internal.module.ClassFileConstants.WARN_INCUBATING; | |
| public class IncubatingTest extends ModuleTestBase { | |
| public static void main(String... args) throws Exception { | |
| new IncubatingTest().runTests(); | |
| } | |
| @Test | |
| public void testDoNotResolve(Path base) throws Exception { | |
| Path src = base.resolve("src"); | |
| tb.writeJavaFiles(src, | |
| "module jdk.i { exports api; }", | |
| "package api; public class Api { }"); | |
| Path classes = base.resolve("classes"); | |
| Files.deleteIfExists(classes); | |
| Path iClasses = classes.resolve("jdk.i"); | |
| tb.createDirectories(iClasses); | |
| new JavacTask(tb) | |
| .outdir(iClasses) | |
| .files(findJavaFiles(src)) | |
| .run() | |
| .writeAll(); | |
| copyJavaBase(classes); | |
| Path jdkIModuleInfo = iClasses.resolve("module-info.class"); | |
| addModuleResolutionAttribute(jdkIModuleInfo, DO_NOT_RESOLVE_BY_DEFAULT); | |
| Path testSrc = base.resolve("test-src"); | |
| tb.writeJavaFiles(testSrc, | |
| "class T { api.Api api; }"); | |
| Path testClasses = base.resolve("test-classes"); | |
| tb.createDirectories(testClasses); | |
| List<String> log; | |
| List<String> expected; | |
| log = new JavacTask(tb) | |
| .options("--system", "none", | |
| "--upgrade-module-path", classes.toString(), | |
| "-XDrawDiagnostics") | |
| .outdir(testClasses) | |
| .files(findJavaFiles(testSrc)) | |
| .run(Expect.FAIL) | |
| .writeAll() | |
| .getOutputLines(Task.OutputKind.DIRECT); | |
| expected = Arrays.asList( | |
| "T.java:1:11: compiler.err.package.not.visible: api, (compiler.misc.not.def.access.does.not.read.from.unnamed: api, jdk.i)", | |
| "1 error" | |
| ); | |
| if (!expected.equals(log)) { | |
| throw new AssertionError("Unexpected output: " + log); | |
| } | |
| log = new JavacTask(tb) | |
| .options("--system", "none", | |
| "--upgrade-module-path", classes.toString(), | |
| "--add-modules", "ALL-SYSTEM", | |
| "-XDrawDiagnostics") | |
| .outdir(testClasses) | |
| .files(findJavaFiles(testSrc)) | |
| .run(Expect.SUCCESS) | |
| .writeAll() | |
| .getOutputLines(Task.OutputKind.DIRECT); | |
| expected = Arrays.asList(""); | |
| if (!expected.equals(log)) { | |
| throw new AssertionError("Unexpected output: " + log); | |
| } | |
| new JavacTask(tb) | |
| .options("--system", "none", | |
| "--upgrade-module-path", classes.toString(), | |
| "--add-modules", "jdk.i") | |
| .outdir(testClasses) | |
| .files(findJavaFiles(testSrc)) | |
| .run() | |
| .writeAll(); | |
| Path testModuleSrc = base.resolve("test-module-src"); | |
| tb.writeJavaFiles(testModuleSrc, | |
| "module test { requires jdk.i; }", //explicit requires of an incubating module | |
| "class T { api.Api api; }"); | |
| Path testModuleClasses = base.resolve("test-module-classes"); | |
| tb.createDirectories(testModuleClasses); | |
| new JavacTask(tb) | |
| .options("--system", "none", | |
| "--upgrade-module-path", classes.toString()) | |
| .outdir(testModuleClasses) | |
| .files(findJavaFiles(testModuleSrc)) | |
| .run() | |
| .writeAll(); | |
| } | |
| @Test | |
| public void testIncubating(Path base) throws Exception { | |
| Path src = base.resolve("src"); | |
| tb.writeJavaFiles(src, | |
| "module jdk.i { exports api; }", | |
| "package api; public class Api { }"); | |
| Path classes = base.resolve("classes"); | |
| Files.deleteIfExists(classes); | |
| Path iClasses = classes.resolve("jdk.i"); | |
| tb.createDirectories(iClasses); | |
| new JavacTask(tb) | |
| .outdir(iClasses) | |
| .files(findJavaFiles(src)) | |
| .run() | |
| .writeAll(); | |
| Path jdkIModuleInfo = iClasses.resolve("module-info.class"); | |
| addModuleResolutionAttribute(jdkIModuleInfo, WARN_INCUBATING); | |
| Path testSrc = base.resolve("test-src"); | |
| tb.writeJavaFiles(testSrc, | |
| "class T { api.Api api; }"); | |
| Path testClasses = base.resolve("test-classes"); | |
| tb.createDirectories(testClasses); | |
| List<String> log; | |
| List<String> expected; | |
| log = new JavacTask(tb) | |
| .options("--module-path", classes.toString(), | |
| "--add-modules", "jdk.i", | |
| "-XDrawDiagnostics", | |
| "-Werror") | |
| .outdir(testClasses) | |
| .files(findJavaFiles(testSrc)) | |
| .run(Expect.FAIL) | |
| .writeAll() | |
| .getOutputLines(Task.OutputKind.DIRECT); | |
| expected = Arrays.asList( | |
| "- compiler.warn.incubating.modules: jdk.i", | |
| "- compiler.err.warnings.and.werror", | |
| "1 error", | |
| "1 warning" | |
| ); | |
| if (!expected.equals(log)) { | |
| throw new AssertionError("Unexpected output: " + log); | |
| } | |
| Path testModuleSrc = base.resolve("test-module-src"); | |
| tb.writeJavaFiles(testModuleSrc, | |
| "module test { requires jdk.i; }", //explicit requires of an incubating module | |
| "class T { api.Api api; }"); | |
| Path testModuleClasses = base.resolve("test-module-classes"); | |
| tb.createDirectories(testModuleClasses); | |
| log = new JavacTask(tb) | |
| .options("--module-path", classes.toString(), | |
| "-XDrawDiagnostics", | |
| "-Werror") | |
| .outdir(testModuleClasses) | |
| .files(findJavaFiles(testModuleSrc)) | |
| .run(Expect.FAIL) | |
| .writeAll() | |
| .getOutputLines(Task.OutputKind.DIRECT); | |
| expected = Arrays.asList( | |
| "- compiler.warn.incubating.modules: jdk.i", | |
| "- compiler.err.warnings.and.werror", | |
| "1 error", | |
| "1 warning" | |
| ); | |
| if (!expected.equals(log)) { | |
| throw new AssertionError("Unexpected output: " + log); | |
| } | |
| //test disable lint incubating | |
| new JavacTask(tb) | |
| .options("--module-path", classes.toString(), | |
| "-XDrawDiagnostics", | |
| "-Xlint:-incubating", | |
| "-Werror") | |
| .outdir(testModuleClasses) | |
| .files(findJavaFiles(testModuleSrc)) | |
| .run(Expect.SUCCESS); | |
| } | |
| private void copyJavaBase(Path targetDir) throws IOException { | |
| FileSystem jrt = FileSystems.getFileSystem(URI.create("jrt:/")); | |
| Path javaBase = jrt.getPath("modules", "java.base"); | |
| if (!Files.exists(javaBase)) { | |
| throw new AssertionError("No java.base?"); | |
| } | |
| Path javaBaseClasses = targetDir.resolve("java.base"); | |
| for (Path clazz : tb.findFiles("class", javaBase)) { | |
| Path target = javaBaseClasses.resolve(javaBase.relativize(clazz).toString()); | |
| Files.createDirectories(target.getParent()); | |
| Files.copy(clazz, target); | |
| } | |
| } | |
| private void addModuleResolutionAttribute(Path classfile, int resolution_flags) throws Exception { | |
| ClassModel cm = ClassFile.of().parse(classfile); | |
| ModuleResolutionAttribute modRAttr = ModuleResolutionAttribute.of(resolution_flags); | |
| byte[] newBytes = ClassFile.of().transformClass(cm, ClassTransform.dropping(ce -> ce instanceof ModuleResolutionAttribute). | |
| andThen(ClassTransform.endHandler(classBuilder -> classBuilder.with(modRAttr)))); | |
| try (OutputStream out = Files.newOutputStream(classfile)) { | |
| out.write(newBytes); | |
| } | |
| } | |
| } |