| /* |
| * Copyright (c) 2016, 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 |
| * @summary tests for module resolution |
| * @library /tools/lib |
| * @modules |
| * jdk.compiler/com.sun.tools.javac.api |
| * jdk.compiler/com.sun.tools.javac.main |
| * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase |
| * @run main QueryBeforeEnter |
| */ |
| |
| import java.io.File; |
| import java.io.OutputStream; |
| import java.nio.file.*; |
| import java.util.Arrays; |
| import java.util.Set; |
| |
| import javax.annotation.processing.AbstractProcessor; |
| import javax.annotation.processing.RoundEnvironment; |
| import javax.annotation.processing.SupportedAnnotationTypes; |
| import javax.annotation.processing.SupportedSourceVersion; |
| import javax.lang.model.SourceVersion; |
| import javax.lang.model.element.TypeElement; |
| import javax.tools.JavaCompiler; |
| import javax.tools.StandardJavaFileManager; |
| import javax.tools.ToolProvider; |
| |
| // import com.sun.source.util.JavacTask; |
| import com.sun.source.util.Plugin; |
| import com.sun.source.util.TaskEvent; |
| import com.sun.source.util.TaskListener; |
| import com.sun.tools.javac.Main; |
| |
| import toolbox.JavacTask; |
| import toolbox.Task; |
| import toolbox.ToolBox; |
| |
| public class QueryBeforeEnter extends ModuleTestBase { |
| public static void main(String... args) throws Exception { |
| QueryBeforeEnter t = new QueryBeforeEnter(); |
| t.runTests(); |
| } |
| |
| @Test |
| public void testEmpty(Path base) throws Exception { |
| JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler(); |
| com.sun.source.util.JavacTask task = |
| (com.sun.source.util.JavacTask) javaCompiler.getTask(null, null, null, null, null, null); |
| TypeElement jlString = task.getElements().getTypeElement("java.lang.String"); |
| |
| assertNotNull(jlString); |
| } |
| |
| @Test |
| public void testUnnamed(Path base) throws Exception { |
| Path moduleSrc = base.resolve("module-src"); |
| Path m1 = moduleSrc.resolve("m1x"); |
| |
| tb.writeJavaFiles(m1, |
| "module m1x { exports m1x; }", |
| "package m1x; public class M1 {}"); |
| |
| Path m2 = moduleSrc.resolve("m2x"); |
| |
| tb.writeJavaFiles(m2, |
| "module m2x { exports m2x; }", |
| "package m2x; public class M2 {}"); |
| |
| Path modulePath = base.resolve("module-path"); |
| |
| Files.createDirectories(modulePath); |
| |
| new JavacTask(tb) |
| .options("--module-source-path", moduleSrc.toString()) |
| .outdir(modulePath) |
| .files(findJavaFiles(moduleSrc)) |
| .run() |
| .writeAll(); |
| |
| Path cpSrc = base.resolve("cp-src"); |
| |
| tb.writeJavaFiles(cpSrc, |
| "package cp; public class CP {}"); |
| |
| Path cp = base.resolve("cp"); |
| |
| Files.createDirectories(cp); |
| |
| new JavacTask(tb) |
| .outdir(cp) |
| .files(findJavaFiles(cpSrc)) |
| .run() |
| .writeAll(); |
| |
| Path src = base.resolve("src"); |
| |
| tb.writeJavaFiles(src, |
| "package test; public class Test1 {}", |
| "package test; public class Test2 {}"); |
| |
| Path out = base.resolve("out"); |
| |
| Files.createDirectories(out); |
| |
| JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler(); |
| try (StandardJavaFileManager fm = javaCompiler.getStandardFileManager(null, null, null)) { |
| com.sun.source.util.JavacTask task = |
| (com.sun.source.util.JavacTask) javaCompiler.getTask(null, |
| null, |
| d -> { throw new IllegalStateException(d.toString()); }, |
| Arrays.asList("--module-path", modulePath.toString(), |
| "--class-path", cp.toString(), |
| "-sourcepath", src.toString()), |
| null, |
| fm.getJavaFileObjects(src.resolve("test").resolve("Test2.java"))); |
| assertNotNull(task.getElements().getTypeElement("java.lang.String")); |
| assertNotNull(task.getElements().getTypeElement("javax.tools.ToolProvider")); |
| assertNull(task.getElements().getTypeElement("m1x.M1")); |
| assertNull(task.getElements().getTypeElement("m2x.M2")); |
| assertNotNull(task.getElements().getTypeElement("cp.CP")); |
| assertNotNull(task.getElements().getTypeElement("test.Test1")); |
| assertNotNull(task.getElements().getTypeElement("test.Test2")); |
| assertNotNull(task.getElements().getModuleElement("java.base")); |
| assertNotNull(task.getElements().getModuleElement("java.compiler")); |
| assertNull(task.getElements().getModuleElement("m1x")); |
| assertNull(task.getElements().getModuleElement("m2x")); |
| } |
| } |
| |
| @Test |
| public void testSingleNamed(Path base) throws Exception { |
| Path moduleSrc = base.resolve("module-src"); |
| Path m1 = moduleSrc.resolve("m1x"); |
| |
| tb.writeJavaFiles(m1, |
| "module m1x { exports m1x; }", |
| "package m1x; public class M1 {}"); |
| |
| Path m2 = moduleSrc.resolve("m2x"); |
| |
| tb.writeJavaFiles(m2, |
| "module m2x { exports m2x; }", |
| "package m2x; public class M2 {}"); |
| |
| Path modulePath = base.resolve("module-path"); |
| |
| Files.createDirectories(modulePath); |
| |
| new JavacTask(tb) |
| .options("--module-source-path", moduleSrc.toString()) |
| .outdir(modulePath) |
| .files(findJavaFiles(moduleSrc)) |
| .run() |
| .writeAll(); |
| |
| Path cpSrc = base.resolve("cp-src"); |
| |
| tb.writeJavaFiles(cpSrc, |
| "package cp; public class CP {}"); |
| |
| Path cp = base.resolve("cp"); |
| |
| Files.createDirectories(cp); |
| |
| new JavacTask(tb) |
| .outdir(cp) |
| .files(findJavaFiles(cpSrc)) |
| .run() |
| .writeAll(); |
| |
| Path src = base.resolve("src"); |
| |
| tb.writeJavaFiles(src, |
| "module test { requires java.base; requires m1x; } ", |
| "package test; public class Test {}"); |
| |
| Path out = base.resolve("out"); |
| |
| Files.createDirectories(out); |
| |
| JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler(); |
| try (StandardJavaFileManager fm = javaCompiler.getStandardFileManager(null, null, null)) { |
| com.sun.source.util.JavacTask task = |
| (com.sun.source.util.JavacTask) javaCompiler.getTask(null, |
| null, |
| d -> { throw new IllegalStateException(d.toString()); }, |
| Arrays.asList("--module-path", modulePath.toString(), |
| "--class-path", cp.toString(), |
| "-sourcepath", src.toString()), |
| null, |
| fm.getJavaFileObjects(findJavaFiles(src))); |
| assertNotNull(task.getElements().getTypeElement("java.lang.String")); |
| assertNull(task.getElements().getTypeElement("javax.tools.ToolProvider")); |
| assertNotNull(task.getElements().getTypeElement("m1x.M1")); |
| assertNull(task.getElements().getTypeElement("m2x.M2")); |
| assertNotNull(task.getElements().getTypeElement("test.Test")); |
| assertNotNull(task.getElements().getModuleElement("java.base")); |
| assertNull(task.getElements().getModuleElement("java.compiler")); |
| assertNotNull(task.getElements().getModuleElement("m1x")); |
| assertNull(task.getElements().getModuleElement("m2x")); |
| assertNotNull(task.getElements().getModuleElement("test")); |
| } |
| } |
| |
| @Test |
| public void testMultiModule(Path base) throws Exception { |
| Path modulePathSrc = base.resolve("module-path-src"); |
| Path m1 = modulePathSrc.resolve("m1x"); |
| |
| tb.writeJavaFiles(m1, |
| "module m1x { exports m1x; }", |
| "package m1x; public class M1 {}"); |
| |
| Path m2 = modulePathSrc.resolve("m2x"); |
| |
| tb.writeJavaFiles(m2, |
| "module m2x { exports m2x; }", |
| "package m2x; public class M2 {}"); |
| |
| Path modulePath = base.resolve("module-path"); |
| |
| Files.createDirectories(modulePath); |
| |
| new JavacTask(tb) |
| .options("--module-source-path", modulePathSrc.toString()) |
| .outdir(modulePath) |
| .files(findJavaFiles(modulePathSrc)) |
| .run() |
| .writeAll(); |
| |
| Path cpSrc = base.resolve("cp-src"); |
| |
| tb.writeJavaFiles(cpSrc, |
| "package cp; public class CP {}"); |
| |
| Path cp = base.resolve("cp"); |
| |
| Files.createDirectories(cp); |
| |
| new JavacTask(tb) |
| .outdir(cp) |
| .files(findJavaFiles(cpSrc)) |
| .run() |
| .writeAll(); |
| |
| Path moduleSrc = base.resolve("module-src"); |
| Path m3 = moduleSrc.resolve("m3x"); |
| |
| tb.writeJavaFiles(m3, |
| "module m3x { requires m1x; exports m3x; }", |
| "package m3x; public class M3 { }"); |
| |
| Path m4 = moduleSrc.resolve("m4x"); |
| |
| tb.writeJavaFiles(m4, |
| "module m4x { exports m4x; }", |
| "package m4x; public class M4 {}"); |
| |
| Path out = base.resolve("out"); |
| |
| Files.createDirectories(out); |
| |
| JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler(); |
| try (StandardJavaFileManager fm = javaCompiler.getStandardFileManager(null, null, null)) { |
| com.sun.source.util.JavacTask task = |
| (com.sun.source.util.JavacTask) javaCompiler.getTask(null, |
| null, |
| d -> { throw new IllegalStateException(d.toString()); }, |
| Arrays.asList("--module-path", modulePath.toString(), |
| "--class-path", cp.toString(), |
| "--module-source-path", moduleSrc.toString(), |
| "-d", out.toString()), |
| null, |
| fm.getJavaFileObjects(findJavaFiles(moduleSrc))); |
| assertNotNull(task.getElements().getTypeElement("java.lang.String")); |
| assertNull(task.getElements().getTypeElement("javax.tools.ToolProvider")); |
| assertNotNull(task.getElements().getTypeElement("m1x.M1")); |
| assertNull(task.getElements().getTypeElement("m2x.M2")); |
| assertNotNull(task.getElements().getTypeElement("m3x.M3")); |
| assertNotNull(task.getElements().getTypeElement("m4x.M4")); |
| assertNotNull(task.getElements().getModuleElement("java.base")); |
| assertNull(task.getElements().getModuleElement("java.compiler")); |
| assertNotNull(task.getElements().getModuleElement("m1x")); |
| assertNull(task.getElements().getModuleElement("m2x")); |
| assertNotNull(task.getElements().getModuleElement("m3x")); |
| assertNotNull(task.getElements().getModuleElement("m4x")); |
| } |
| } |
| |
| @Test |
| public void testTooSoon(Path base) throws Exception { |
| Path src = base.resolve("src"); |
| |
| tb.writeJavaFiles(src, |
| "package test; public class Test {}"); |
| |
| Path out = base.resolve("out"); |
| |
| Files.createDirectories(out); |
| |
| Path reg = base.resolve("reg"); |
| Path regFile = reg.resolve("META-INF").resolve("services").resolve(Plugin.class.getName()); |
| |
| Files.createDirectories(regFile.getParent()); |
| |
| try (OutputStream regOut = Files.newOutputStream(regFile)) { |
| regOut.write(PluginImpl.class.getName().getBytes()); |
| } |
| |
| String processorPath = System.getProperty("test.class.path") + File.pathSeparator + reg.toString(); |
| |
| JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler(); |
| Path testSource = src.resolve("test").resolve("Test.java"); |
| try (StandardJavaFileManager fm = javaCompiler.getStandardFileManager(null, null, null)) { |
| com.sun.source.util.JavacTask task = |
| (com.sun.source.util.JavacTask) javaCompiler.getTask(null, |
| null, |
| d -> { throw new IllegalStateException(d.toString()); }, |
| Arrays.asList("--processor-path", processorPath, |
| "-processor", AP.class.getName(), |
| "-Xplugin:test"), |
| null, |
| fm.getJavaFileObjects(testSource)); |
| task.call(); |
| } |
| |
| Main.compile(new String[] {"--processor-path", processorPath, |
| "-Xplugin:test", |
| testSource.toString()}); |
| } |
| |
| public static class PluginImpl implements Plugin { |
| |
| @Override |
| public String getName() { |
| return "test"; |
| } |
| |
| @Override |
| public void init(com.sun.source.util.JavacTask task, String... args) { |
| task.addTaskListener(new TaskListener() { |
| boolean wasEntered; |
| @Override |
| public void started(TaskEvent e) { |
| switch (e.getKind()) { |
| case COMPILATION: case PARSE: |
| shouldFail(e.getKind()); |
| break; |
| case ANNOTATION_PROCESSING: case ENTER: |
| if (wasEntered) { |
| shouldPass(e.getKind()); |
| } else { |
| shouldFail(e.getKind()); |
| } |
| break; |
| default: |
| shouldPass(e.getKind()); |
| break; |
| } |
| } |
| @Override |
| public void finished(TaskEvent e) { |
| switch (e.getKind()) { |
| case PARSE: |
| shouldFail(e.getKind()); |
| break; |
| case ENTER: |
| wasEntered = true; |
| //fall-through: |
| default: |
| shouldPass(e.getKind()); |
| break; |
| } |
| } |
| private void shouldFail(TaskEvent.Kind kind) { |
| try { |
| task.getElements().getTypeElement("java.lang.String"); |
| throw new AssertionError("Expected exception not observed; kind=" + kind.name()); |
| } catch (IllegalStateException ex) { |
| //correct |
| } |
| } |
| private void shouldPass(TaskEvent.Kind kind) { |
| assertNotNull(task.getElements().getTypeElement("java.lang.String")); |
| } |
| }); |
| |
| } |
| |
| } |
| |
| @SupportedAnnotationTypes("*") |
| public static final class AP extends AbstractProcessor { |
| |
| @Override |
| public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) { |
| return false; |
| } |
| |
| @Override |
| public SourceVersion getSupportedSourceVersion() { |
| return SourceVersion.latest(); |
| } |
| |
| } |
| |
| private static void assertNotNull(Object actual) { |
| if (actual == null) { |
| throw new AssertionError("unexpected null!"); |
| } |
| } |
| |
| private static void assertNull(Object actual) { |
| if (actual != null) { |
| throw new AssertionError("unexpected non null!"); |
| } |
| } |
| |
| } |