| /* |
| * Copyright (c) 2011, 2015, 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 7101822 |
| * @summary static import fails to resolve interfaces on nested enums via import statements |
| * @modules jdk.compiler |
| */ |
| |
| import com.sun.source.util.JavacTask; |
| import java.net.URI; |
| import java.util.Arrays; |
| 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 TestLazyImportScope { |
| |
| static int checkCount = 0; |
| |
| enum ImportOrder { |
| NORMAL("import a.C.D;\n" + |
| "#I"), |
| REVERSE("#I\n" + |
| "import a.C.D;"); |
| |
| String importLayout; |
| |
| ImportOrder(String importLayout) { |
| this.importLayout = importLayout; |
| } |
| |
| String getImportString(ImportKind ik) { |
| return importLayout.replaceAll("#I", ik.importStr); |
| } |
| } |
| |
| enum ImportKind { |
| NAMED("import a.A.B.E;"), |
| ON_DEMAND("import a.A.B.*;"), |
| STATIC_NAMED_TYPE("import static a.A.B.E;"), |
| STATIC_NAMED_MEMBER("import static a.A.B.bm;"), |
| STATIC_ON_DEMAND("import static a.A.B.*;"); |
| |
| String importStr; |
| |
| private ImportKind(String importStr) { |
| this.importStr = importStr; |
| } |
| } |
| |
| enum TypeRefKind { |
| NONE(""), |
| E("E e = null;"), |
| F("F f = null;"), |
| BOTH("E e = null; F f = null;"); |
| |
| String typeRefStr; |
| |
| private TypeRefKind(String typeRefStr) { |
| this.typeRefStr = typeRefStr; |
| } |
| |
| boolean isImported(ImportKind ik) { |
| switch (ik) { |
| case NAMED: |
| case STATIC_NAMED_TYPE: return this == NONE || this == E; |
| case ON_DEMAND: |
| case STATIC_ON_DEMAND: return true; |
| default: return this == NONE; |
| } |
| } |
| } |
| |
| enum MemberRefKind { |
| NONE(""), |
| FIELD("Object o = bf;"), |
| METHOD("bm();"), |
| BOTH("Object o = bf; bm();"); |
| |
| String memberRefStr; |
| |
| private MemberRefKind(String memberRefStr) { |
| this.memberRefStr = memberRefStr; |
| } |
| |
| boolean isImported(ImportKind ik) { |
| switch (ik) { |
| case STATIC_NAMED_MEMBER: return this == NONE || this == METHOD; |
| case STATIC_ON_DEMAND: return true; |
| default: return this == NONE; |
| } |
| } |
| } |
| |
| public static void main(String... args) throws Exception { |
| |
| //create default shared JavaCompiler - reused across multiple compilations |
| JavaCompiler comp = ToolProvider.getSystemJavaCompiler(); |
| StandardJavaFileManager fm = comp.getStandardFileManager(null, null, null); |
| |
| for (ImportOrder ord : ImportOrder.values()) { |
| for (ImportKind ik : ImportKind.values()) { |
| for (TypeRefKind tk : TypeRefKind.values()) { |
| for (MemberRefKind mk : MemberRefKind.values()) { |
| new TestLazyImportScope(ord, ik, tk, mk).run(comp, fm); |
| } |
| } |
| } |
| } |
| System.out.println("Total check executed: " + checkCount); |
| } |
| |
| ImportOrder ord; |
| ImportKind ik; |
| TypeRefKind tk; |
| MemberRefKind mk; |
| JavaSource source; |
| DiagnosticChecker diagChecker; |
| |
| TestLazyImportScope(ImportOrder ord, ImportKind ik, TypeRefKind tk, MemberRefKind mk) { |
| this.ord = ord; |
| this.ik = ik; |
| this.tk = tk; |
| this.mk = mk; |
| this.source = new JavaSource(); |
| this.diagChecker = new DiagnosticChecker(); |
| } |
| |
| class JavaSource extends SimpleJavaFileObject { |
| |
| String bodyTemplate = "package a;\n" + |
| "#I\n" + |
| "class A {\n" + |
| " static class B extends D {\n" + |
| " static class E { }\n" + |
| " static class F { }\n" + |
| " static Object bf;\n" + |
| " static void bm() { }\n" + |
| " }\n" + |
| "}\n" + |
| "class C {\n" + |
| " static class D { }\n" + |
| "}\n" + |
| "class Test {\n" + |
| " void test() {\n" + |
| " #T\n" + |
| " #M\n" + |
| " }\n" + |
| "}"; |
| |
| String source; |
| |
| public JavaSource() { |
| super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE); |
| source = bodyTemplate.replaceAll("#I", ord.getImportString(ik)) |
| .replaceAll("#T", tk.typeRefStr) |
| .replaceAll("#M", mk.memberRefStr); |
| } |
| |
| @Override |
| public CharSequence getCharContent(boolean ignoreEncodingErrors) { |
| return source; |
| } |
| } |
| |
| void run(JavaCompiler tool, StandardJavaFileManager fm) throws Exception { |
| JavacTask ct = (JavacTask)tool.getTask(null, fm, diagChecker, |
| null, null, Arrays.asList(source)); |
| try { |
| ct.analyze(); |
| } catch (Throwable ex) { |
| throw new AssertionError("Error thrown when compiling the following code:\n" + source.getCharContent(true)); |
| } |
| check(); |
| } |
| |
| void check() { |
| checkCount++; |
| |
| boolean errorExpected = !tk.isImported(ik) || !mk.isImported(ik); |
| |
| if (errorExpected != diagChecker.errorFound) { |
| throw new Error("invalid diagnostics for source:\n" + |
| source.getCharContent(true) + |
| "\nFound error: " + diagChecker.errorFound + |
| "\nExpected error: " + errorExpected); |
| } |
| } |
| |
| static class DiagnosticChecker implements javax.tools.DiagnosticListener<JavaFileObject> { |
| |
| boolean errorFound; |
| |
| public void report(Diagnostic<? extends JavaFileObject> diagnostic) { |
| if (diagnostic.getKind() == Diagnostic.Kind.ERROR) { |
| errorFound = true; |
| } |
| } |
| } |
| } |