| /* |
| * Copyright (c) 2011, 2013, 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 7046348 |
| * @summary Regression: javac complains of missing classfile for a seemingly unrelated interface |
| */ |
| |
| import java.io.File; |
| import java.net.URI; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| import javax.tools.Diagnostic; |
| import javax.tools.DiagnosticListener; |
| import javax.tools.JavaCompiler; |
| import javax.tools.JavaCompiler.CompilationTask; |
| import javax.tools.JavaFileObject; |
| import javax.tools.SimpleJavaFileObject; |
| import javax.tools.ToolProvider; |
| |
| public class EagerInterfaceCompletionTest { |
| |
| JavaCompiler javacTool; |
| File testDir; |
| VersionKind versionKind; |
| HierarchyKind hierarchyKind; |
| TestKind testKind; |
| ActionKind actionKind; |
| |
| EagerInterfaceCompletionTest(JavaCompiler javacTool, File testDir, VersionKind versionKind, |
| HierarchyKind hierarchyKind, TestKind testKind, ActionKind actionKind) { |
| this.javacTool = javacTool; |
| this.versionKind = versionKind; |
| this.hierarchyKind = hierarchyKind; |
| this.testDir = testDir; |
| this.testKind = testKind; |
| this.actionKind = actionKind; |
| } |
| |
| void test() { |
| testDir.mkdirs(); |
| compile(null, hierarchyKind.source); |
| actionKind.doAction(this); |
| DiagnosticChecker dc = new DiagnosticChecker(); |
| compile(dc, testKind.source); |
| if (testKind.completionFailure(versionKind, actionKind, hierarchyKind) != dc.errorFound) { |
| if (dc.errorFound) { |
| error("Unexpected completion failure" + |
| "\nhierarhcyKind " + hierarchyKind + |
| "\ntestKind " + testKind + |
| "\nactionKind " + actionKind); |
| } else { |
| error("Missing completion failure " + |
| "\nhierarhcyKind " + hierarchyKind + |
| "\ntestKind " + testKind + |
| "\nactionKind " + actionKind); |
| } |
| } |
| } |
| |
| void compile(DiagnosticChecker dc, JavaSource... sources) { |
| try { |
| CompilationTask ct = javacTool.getTask(null, null, dc, |
| Arrays.asList("-d", testDir.getAbsolutePath(), "-cp", |
| testDir.getAbsolutePath(), versionKind.optsArr[0], versionKind.optsArr[1]), |
| null, Arrays.asList(sources)); |
| ct.call(); |
| } |
| catch (Exception e) { |
| e.printStackTrace(); |
| error("Internal compilation error"); |
| } |
| } |
| |
| void removeClass(String classToRemoveStr) { |
| File classToRemove = new File(testDir, classToRemoveStr); |
| if (!classToRemove.exists()) { |
| error("Expected file " + classToRemove + " does not exists in folder " + testDir); |
| } |
| classToRemove.delete(); |
| }; |
| |
| void error(String msg) { |
| System.err.println(msg); |
| nerrors++; |
| } |
| |
| class DiagnosticChecker implements DiagnosticListener<JavaFileObject> { |
| |
| boolean errorFound = false; |
| |
| public void report(Diagnostic<? extends JavaFileObject> diagnostic) { |
| if (diagnostic.getKind() == Diagnostic.Kind.ERROR) { |
| errorFound = true; |
| } |
| } |
| } |
| |
| //global declarations |
| |
| enum VersionKind { |
| PRE_LAMBDA("-source", "7"), |
| LAMBDA("-source", "8"); |
| |
| String[] optsArr; |
| |
| VersionKind(String... optsArr) { |
| this.optsArr = optsArr; |
| } |
| } |
| |
| enum HierarchyKind { |
| INTERFACE("interface A { boolean f = false; void m(); }\n" + |
| "class B implements A { public void m() {} }"), |
| CLASS("class A { boolean f; void m() {} }\n" + |
| "class B extends A { void m() {} }"), |
| ABSTRACT_CLASS("abstract class A { boolean f; abstract void m(); }\n" + |
| "class B extends A { void m() {} }"); |
| |
| JavaSource source; |
| |
| private HierarchyKind(String code) { |
| this.source = new JavaSource("Test1.java", code); |
| } |
| } |
| |
| enum ActionKind { |
| REMOVE_A("A.class"), |
| REMOVE_B("B.class"); |
| |
| String classFile; |
| |
| private ActionKind(String classFile) { |
| this.classFile = classFile; |
| } |
| |
| void doAction(EagerInterfaceCompletionTest test) { |
| test.removeClass(classFile); |
| }; |
| } |
| |
| enum TestKind { |
| ACCESS_ONLY("class C { B b; }"), |
| SUPER("class C extends B {}"), |
| METHOD("class C { void test(B b) { b.m(); } }"), |
| FIELD("class C { void test(B b) { boolean b2 = b.f; } }"), |
| CONSTR("class C { void test() { new B(); } }"); |
| |
| JavaSource source; |
| |
| private TestKind(final String code) { |
| this.source = new JavaSource("Test2.java", code); |
| } |
| |
| boolean completionFailure(VersionKind vk, ActionKind ak, HierarchyKind hk) { |
| switch (this) { |
| case ACCESS_ONLY: |
| case CONSTR: return ak == ActionKind.REMOVE_B; |
| case FIELD: |
| case SUPER: return true; |
| case METHOD: return hk != HierarchyKind.INTERFACE || ak == ActionKind.REMOVE_B || |
| (hk == HierarchyKind.INTERFACE && ak == ActionKind.REMOVE_A); |
| default: throw new AssertionError("Unexpected test kind " + this); |
| } |
| } |
| } |
| |
| public static void main(String[] args) throws Exception { |
| String SCRATCH_DIR = System.getProperty("user.dir"); |
| JavaCompiler javacTool = ToolProvider.getSystemJavaCompiler(); |
| int n = 0; |
| for (VersionKind versionKind : VersionKind.values()) { |
| for (HierarchyKind hierarchyKind : HierarchyKind.values()) { |
| for (TestKind testKind : TestKind.values()) { |
| for (ActionKind actionKind : ActionKind.values()) { |
| File testDir = new File(SCRATCH_DIR, "test"+n); |
| new EagerInterfaceCompletionTest(javacTool, testDir, versionKind, |
| hierarchyKind, testKind, actionKind).test(); |
| n++; |
| } |
| } |
| } |
| } |
| if (nerrors > 0) { |
| throw new AssertionError("Some errors have been detected"); |
| } |
| } |
| |
| static class JavaSource extends SimpleJavaFileObject { |
| |
| String source; |
| |
| public JavaSource(String filename, String source) { |
| super(URI.create("myfo:/" + filename), JavaFileObject.Kind.SOURCE); |
| this.source = source; |
| } |
| |
| @Override |
| public CharSequence getCharContent(boolean ignoreEncodingErrors) { |
| return source; |
| } |
| } |
| |
| static int nerrors = 0; |
| } |