| /* |
| * Copyright (c) 2011, 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 7043922 |
| * @summary Regression: internal compiler error for nested anonymous inner class featuring varargs constructor |
| * @modules jdk.compiler/com.sun.tools.javac.api |
| * jdk.compiler/com.sun.tools.javac.file |
| * jdk.compiler/com.sun.tools.javac.util |
| */ |
| |
| import com.sun.source.util.JavacTask; |
| import com.sun.tools.javac.api.JavacTool; |
| import com.sun.tools.javac.util.List; |
| |
| import java.net.URI; |
| import java.util.Arrays; |
| import java.util.Locale; |
| import javax.tools.Diagnostic; |
| import javax.tools.JavaCompiler; |
| import javax.tools.JavaFileObject; |
| import javax.tools.SimpleJavaFileObject; |
| import javax.tools.StandardJavaFileManager; |
| import javax.tools.ToolProvider; |
| |
| public class T7043922 { |
| |
| ClassKind[] classKinds; |
| ConstructorKind[] constructorKinds; |
| |
| T7043922(ClassKind[] classKinds, ConstructorKind[] constructorKinds) { |
| this.classKinds = classKinds; |
| this.constructorKinds = constructorKinds; |
| } |
| |
| void compileAndCheck() throws Exception { |
| JavaSource source = new JavaSource(); |
| ErrorChecker ec = new ErrorChecker(); |
| JavacTask ct = (JavacTask)tool.getTask(null, fm, ec, |
| null, null, Arrays.asList(source)); |
| ct.analyze(); |
| if (ec.errorFound) { |
| throw new Error("invalid diagnostics for source:\n" + |
| source.getCharContent(true) + |
| "\nCompiler diagnostics:\n" + ec.printDiags()); |
| } |
| } |
| |
| class JavaSource extends SimpleJavaFileObject { |
| |
| static final String source_template = "#C0 A0 { #K0 }\n" + |
| "#C1 A1 { #K1 }\n" + |
| "#C2 A2 { #K2 }\n" + |
| "class D {\n" + |
| " void test() {\n" + |
| " new A0(#V0) {\n" + |
| " void test() {\n" + |
| " new A1(#V1) {\n" + |
| " void test() {\n" + |
| " new A2(#V2) {};\n" + |
| " }\n" + |
| " };\n" + |
| " }\n" + |
| " };\n" + |
| " }\n" + |
| "}\n"; |
| |
| String source; |
| |
| public JavaSource() { |
| super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE); |
| source = source_template; |
| for (int i = 0; i < 3; i++) { |
| source = source.replaceAll("#C" + i, classKinds[i].classKind). |
| replaceAll("#K" + i, classKinds[i].getConstructor("A" + i, constructorKinds[i])). |
| replaceAll("#V" + i, constructorKinds[i].constrArgs); |
| } |
| } |
| |
| @Override |
| public CharSequence getCharContent(boolean ignoreEncodingErrors) { |
| return source; |
| } |
| } |
| |
| /** global decls ***/ |
| |
| enum ConstructorKind { |
| DEFAULT("", ""), |
| FIXED_ARITY("String s", "\"\""), |
| VARIABLE_ARITY("String... ss", "\"\",\"\""); |
| |
| String constrParam; |
| String constrArgs; |
| |
| private ConstructorKind(String constrParam, String constrArgs) { |
| this.constrParam = constrParam; |
| this.constrArgs = constrArgs; |
| } |
| } |
| |
| enum ClassKind { |
| ABSTRACT("abstract class"), |
| CLASS("class"), |
| INTERFACE("interface"); |
| |
| String classKind; |
| |
| private ClassKind(String classKind) { |
| this.classKind = classKind; |
| } |
| |
| boolean isConstructorOk(ConstructorKind ck) { |
| return this != INTERFACE || |
| ck == ConstructorKind.DEFAULT; |
| } |
| |
| String getConstructor(String className, ConstructorKind ck) { |
| return this == INTERFACE ? |
| "" : |
| (className + "(" + ck.constrParam + ") {}"); |
| } |
| } |
| |
| // Create a single file manager and JavaCompiler tool |
| // and reuse them for each compile to save time. |
| static final StandardJavaFileManager fm = JavacTool.create().getStandardFileManager(null, null, null); |
| static final JavaCompiler tool = ToolProvider.getSystemJavaCompiler(); |
| |
| public static void main(String... args) throws Exception { |
| try { |
| for (ClassKind classKind1 : ClassKind.values()) { |
| for (ConstructorKind constrKind1 : ConstructorKind.values()) { |
| if (!classKind1.isConstructorOk(constrKind1)) continue; |
| for (ClassKind classKind2 : ClassKind.values()) { |
| for (ConstructorKind constrKind2 : ConstructorKind.values()) { |
| if (!classKind2.isConstructorOk(constrKind2)) continue; |
| for (ClassKind classKind3 : ClassKind.values()) { |
| for (ConstructorKind constrKind3 : ConstructorKind.values()) { |
| if (!classKind3.isConstructorOk(constrKind3)) continue; |
| new T7043922(new ClassKind[] { classKind1, classKind2, classKind3 }, |
| new ConstructorKind[] { constrKind1, constrKind2, constrKind3 }).compileAndCheck(); |
| } |
| } |
| } |
| } |
| } |
| } |
| } finally { |
| fm.close(); |
| } |
| } |
| |
| static class ErrorChecker implements javax.tools.DiagnosticListener<JavaFileObject> { |
| |
| boolean errorFound; |
| List<String> errDiags = List.nil(); |
| |
| public void report(Diagnostic<? extends JavaFileObject> diagnostic) { |
| if (diagnostic.getKind() == Diagnostic.Kind.ERROR) { |
| errDiags = errDiags.append(diagnostic.getMessage(Locale.getDefault())); |
| errorFound = true; |
| } |
| } |
| |
| String printDiags() { |
| StringBuilder buf = new StringBuilder(); |
| for (String s : errDiags) { |
| buf.append(s); |
| buf.append("\n"); |
| } |
| return buf.toString(); |
| } |
| } |
| } |