| /* |
| * Copyright (c) 2015, 2017, 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 |
| * @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 |
| * jdk.jdeps/com.sun.tools.classfile |
| * 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 com.sun.tools.classfile.Attribute; |
| import com.sun.tools.classfile.Attributes; |
| import com.sun.tools.classfile.ClassFile; |
| import com.sun.tools.classfile.ClassWriter; |
| import com.sun.tools.classfile.ConstantPool; |
| import com.sun.tools.classfile.ConstantPool.CONSTANT_Utf8_info; |
| import com.sun.tools.classfile.ConstantPool.CPInfo; |
| import com.sun.tools.classfile.ModuleResolution_attribute; |
| import toolbox.JavacTask; |
| import toolbox.Task; |
| import toolbox.Task.Expect; |
| |
| 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, ModuleResolution_attribute.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, ModuleResolution_attribute.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); |
| } |
| } |
| |
| 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 { |
| ClassFile cf = ClassFile.read(classfile); |
| Attributes attrs = cf.attributes; |
| List<CPInfo> cpData = new ArrayList<>(); |
| cpData.add(null); |
| for (CPInfo info : cf.constant_pool.entries()) { |
| cpData.add(info); |
| if (info.size() == 2) |
| cpData.add(null); |
| } |
| cpData.add(new CONSTANT_Utf8_info(Attribute.ModuleResolution)); |
| ConstantPool newCP = new ConstantPool(cpData.toArray(new CPInfo[0])); |
| ModuleResolution_attribute res = new ModuleResolution_attribute(newCP, resolution_flags); |
| Map<String, Attribute> newAttributeMap = new HashMap<>(attrs.map); |
| newAttributeMap.put(Attribute.ModuleResolution, res); |
| Attributes newAttrs = new Attributes(newAttributeMap); |
| ClassFile newCF = new ClassFile(cf.magic, |
| cf.minor_version, |
| cf.major_version, |
| newCP, |
| cf.access_flags, |
| cf.this_class, |
| cf.super_class, |
| cf.interfaces, |
| cf.fields, |
| cf.methods, |
| newAttrs); |
| try (OutputStream out = Files.newOutputStream(classfile)) { |
| new ClassWriter().write(newCF, out); |
| } |
| } |
| } |
