jdk8-mips64-public/langtools: test/tools/javac/generics/diamond/7046778/DiamondAndInnerClassTest.java@116f68a5e677 (annotated)

test/tools/javac/generics/diamond/7046778/DiamondAndInnerClassTest.java@116f68a5e677 (annotated)

test/tools/javac/generics/diamond/7046778/DiamondAndInnerClassTest.java

Fri, 23 Dec 2011 22:30:33 +0000

author: jjg
date: Fri, 23 Dec 2011 22:30:33 +0000
changeset 1169: 116f68a5e677
parent 1060: d5f33267a06d
child 1482: 954541f13717
permissions: -rw-r--r--

7124605: typos in javac comments
Reviewed-by: ksrini

 /*
  * Copyright (c) 2011, 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 7046778
  * @summary Project Coin: problem with diamond and member inner classes
  */
 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 DiamondAndInnerClassTest {
     static int checkCount = 0;
     enum TypeArgumentKind {
         NONE(""),
         STRING("<String>"),
         INTEGER("<Integer>"),
         DIAMOND("<>");
         String typeargStr;
         private TypeArgumentKind(String typeargStr) {
             this.typeargStr = typeargStr;
         }
         boolean compatible(TypeArgumentKind that) {
             switch (this) {
                 case NONE: return true;
                 case STRING: return that != INTEGER;
                 case INTEGER: return that != STRING;
                 default: throw new AssertionError("Unexpected decl kind: " + this);
             }
         }
         boolean compatible(ArgumentKind that) {
             switch (this) {
                 case NONE: return true;
                 case STRING: return that == ArgumentKind.STRING;
                 case INTEGER: return that == ArgumentKind.INTEGER;
                 default: throw new AssertionError("Unexpected decl kind: " + this);
             }
         }
     }
     enum ArgumentKind {
         OBJECT("(Object)null"),
         STRING("(String)null"),
         INTEGER("(Integer)null");
         String argStr;
         private ArgumentKind(String argStr) {
             this.argStr = argStr;
         }
     }
     enum TypeQualifierArity {
         ONE(1, "A1#TA1"),
         TWO(2, "A1#TA1.A2#TA2"),
         THREE(3, "A1#TA1.A2#TA2.A3#TA3");
         int n;
         String qualifierStr;
         private TypeQualifierArity(int n, String qualifierStr) {
             this.n = n;
             this.qualifierStr = qualifierStr;
         }
         String getType(TypeArgumentKind... typeArgumentKinds) {
             String res = qualifierStr;
             for (int i = 1 ; i <= typeArgumentKinds.length ; i++) {
                 res = res.replace("#TA" + i, typeArgumentKinds[i-1].typeargStr);
             }
             return res;
         }
         boolean matches(InnerClassDeclArity innerClassDeclArity) {
             return n ==innerClassDeclArity.n;
         }
     }
     enum InnerClassDeclArity {
         ONE(1, "class A1<X> { A1(X x1) { } #B }"),
         TWO(2, "class A1<X1> { class A2<X2> { A2(X1 x1, X2 x2) { }  #B } }"),
         THREE(3, "class A1<X1> { class A2<X2> { class A3<X3> { A3(X1 x1, X2 x2, X3 x3) { } #B } } }");
         int n;
         String classDeclStr;
         private InnerClassDeclArity(int n, String classDeclStr) {
             this.n = n;
             this.classDeclStr = classDeclStr;
         }
     }
     enum ArgumentListArity {
         ONE(1, "(#A1)"),
         TWO(2, "(#A1,#A2)"),
         THREE(3, "(#A1,#A2,#A3)");
         int n;
         String argListStr;
         private ArgumentListArity(int n, String argListStr) {
             this.n = n;
             this.argListStr = argListStr;
         }
         String getArgs(ArgumentKind... argumentKinds) {
             String res = argListStr;
             for (int i = 1 ; i <= argumentKinds.length ; i++) {
                 res = res.replace("#A" + i, argumentKinds[i-1].argStr);
             }
             return res;
         }
         boolean matches(InnerClassDeclArity innerClassDeclArity) {
             return n ==innerClassDeclArity.n;
         }
     }
     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 (InnerClassDeclArity innerClassDeclArity : InnerClassDeclArity.values()) {
             for (TypeQualifierArity declType : TypeQualifierArity.values()) {
                 if (!declType.matches(innerClassDeclArity)) continue;
                 for (TypeQualifierArity newClassType : TypeQualifierArity.values()) {
                     if (!newClassType.matches(innerClassDeclArity)) continue;
                     for (ArgumentListArity argList : ArgumentListArity.values()) {
                         if (!argList.matches(innerClassDeclArity)) continue;
                         for (TypeArgumentKind taDecl1 : TypeArgumentKind.values()) {
                             boolean isDeclRaw = taDecl1 == TypeArgumentKind.NONE;
                             //no diamond on decl site
                             if (taDecl1 == TypeArgumentKind.DIAMOND) continue;
                             for (TypeArgumentKind taSite1 : TypeArgumentKind.values()) {
                                 boolean isSiteRaw = taSite1 == TypeArgumentKind.NONE;
                                 //diamond only allowed on the last type qualifier
                                 if (taSite1 == TypeArgumentKind.DIAMOND &&
                                         innerClassDeclArity != InnerClassDeclArity.ONE) continue;
                                 for (ArgumentKind arg1 : ArgumentKind.values()) {
                                     if (innerClassDeclArity == innerClassDeclArity.ONE) {
                                         new DiamondAndInnerClassTest(innerClassDeclArity, declType, newClassType,
                                                 argList, new TypeArgumentKind[] {taDecl1},
                                                 new TypeArgumentKind[] {taSite1}, new ArgumentKind[] {arg1}).run(comp, fm);
                                         continue;
                                     }
                                     for (TypeArgumentKind taDecl2 : TypeArgumentKind.values()) {
                                         //no rare types
                                         if (isDeclRaw != (taDecl2 == TypeArgumentKind.NONE)) continue;
                                         //no diamond on decl site
                                         if (taDecl2 == TypeArgumentKind.DIAMOND) continue;
                                         for (TypeArgumentKind taSite2 : TypeArgumentKind.values()) {
                                             //no rare types
                                             if (isSiteRaw != (taSite2 == TypeArgumentKind.NONE)) continue;
                                             //diamond only allowed on the last type qualifier
                                             if (taSite2 == TypeArgumentKind.DIAMOND &&
                                                     innerClassDeclArity != InnerClassDeclArity.TWO) continue;
                                             for (ArgumentKind arg2 : ArgumentKind.values()) {
                                                 if (innerClassDeclArity == innerClassDeclArity.TWO) {
                                                     new DiamondAndInnerClassTest(innerClassDeclArity, declType, newClassType,
                                                             argList, new TypeArgumentKind[] {taDecl1, taDecl2},
                                                             new TypeArgumentKind[] {taSite1, taSite2},
                                                             new ArgumentKind[] {arg1, arg2}).run(comp, fm);
                                                     continue;
                                                 }
                                                 for (TypeArgumentKind taDecl3 : TypeArgumentKind.values()) {
                                                     //no rare types
                                                     if (isDeclRaw != (taDecl3 == TypeArgumentKind.NONE)) continue;
                                                     //no diamond on decl site
                                                     if (taDecl3 == TypeArgumentKind.DIAMOND) continue;
                                                     for (TypeArgumentKind taSite3 : TypeArgumentKind.values()) {
                                                         //no rare types
                                                         if (isSiteRaw != (taSite3 == TypeArgumentKind.NONE)) continue;
                                                         //diamond only allowed on the last type qualifier
                                                         if (taSite3 == TypeArgumentKind.DIAMOND &&
                                                                 innerClassDeclArity != InnerClassDeclArity.THREE) continue;
                                                         for (ArgumentKind arg3 : ArgumentKind.values()) {
                                                             if (innerClassDeclArity == innerClassDeclArity.THREE) {
                                                                 new DiamondAndInnerClassTest(innerClassDeclArity, declType, newClassType,
                                                                         argList, new TypeArgumentKind[] {taDecl1, taDecl2, taDecl3},
                                                                         new TypeArgumentKind[] {taSite1, taSite2, taSite3},
                                                                         new ArgumentKind[] {arg1, arg2, arg3}).run(comp, fm);
                                                                 continue;
                                                             }
                                                         }
                                                     }
                                                 }
                                             }
                                         }
                                     }
                                 }
                             }
                         }
                     }
                 }
             }
         }
         System.out.println("Total check executed: " + checkCount);
     }
     InnerClassDeclArity innerClassDeclArity;
     TypeQualifierArity declType;
     TypeQualifierArity siteType;
     ArgumentListArity argList;
     TypeArgumentKind[] declTypeArgumentKinds;
     TypeArgumentKind[] siteTypeArgumentKinds;
     ArgumentKind[] argumentKinds;
     JavaSource source;
     DiagnosticChecker diagChecker;
     DiamondAndInnerClassTest(InnerClassDeclArity innerClassDeclArity,
             TypeQualifierArity declType, TypeQualifierArity siteType, ArgumentListArity argList,
             TypeArgumentKind[] declTypeArgumentKinds, TypeArgumentKind[] siteTypeArgumentKinds,
             ArgumentKind[] argumentKinds) {
         this.innerClassDeclArity = innerClassDeclArity;
         this.declType = declType;
         this.siteType = siteType;
         this.argList = argList;
         this.declTypeArgumentKinds = declTypeArgumentKinds;
         this.siteTypeArgumentKinds = siteTypeArgumentKinds;
         this.argumentKinds = argumentKinds;
         this.source = new JavaSource();
         this.diagChecker = new DiagnosticChecker();
     }
     class JavaSource extends SimpleJavaFileObject {
         String bodyTemplate = "#D res = new #S#AL;";
         String source;
         public JavaSource() {
             super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
             source = innerClassDeclArity.classDeclStr.replace("#B", bodyTemplate)
                              .replace("#D", declType.getType(declTypeArgumentKinds))
                              .replace("#S", siteType.getType(siteTypeArgumentKinds))
                              .replace("#AL", argList.getArgs(argumentKinds));
         }
         @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 = false;
         TypeArgumentKind[] expectedArgKinds = new TypeArgumentKind[innerClassDeclArity.n];
         for (int i = 0 ; i < innerClassDeclArity.n ; i++) {
             if (!declTypeArgumentKinds[i].compatible(siteTypeArgumentKinds[i])) {
                 errorExpected = true;
                 break;
             }
             expectedArgKinds[i] = siteTypeArgumentKinds[i] == TypeArgumentKind.DIAMOND ?
                 declTypeArgumentKinds[i] : siteTypeArgumentKinds[i];
         }
         if (!errorExpected) {
             for (int i = 0 ; i < innerClassDeclArity.n ; i++) {
                 //System.out.println("check " + expectedArgKinds[i] + " against " + argumentKinds[i]);
                 if (!expectedArgKinds[i].compatible(argumentKinds[i])) {
                     errorExpected = true;
                     break;
                 }
             }
         }
         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;
             }
         }
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

test/tools/javac/generics/diamond/7046778/DiamondAndInnerClassTest.java@116f68a5e677 (annotated)

test/tools/javac/generics/diamond/7046778/DiamondAndInnerClassTest.java