Mercurial > jdk8-mips64-public > langtools / annotate
test/tools/javac/processing/model/type/NoTypes.java@d2aaaec153e8 (annotated)
test/tools/javac/processing/model/type/NoTypes.java
Wed, 29 Sep 2010 23:27:57 -0700
- author
- darcy
- date
- Wed, 29 Sep 2010 23:27:57 -0700
- changeset 699
- d2aaaec153e8
- parent 575
- 9a7c998bf2fc
- child 1054
- 111bbf1ad913
- permissions
- -rw-r--r--
6983738: Use a JavacTestingAbstractProcessor
Reviewed-by: jjg
| duke@1 | 1 | /* |
| darcy@699 | 2 | * Copyright (c) 2006, 2010, Oracle and/or its affiliates. All rights reserved. |
| duke@1 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| duke@1 | 4 | * |
| duke@1 | 5 | * This code is free software; you can redistribute it and/or modify it |
| duke@1 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| duke@1 | 7 | * published by the Free Software Foundation. |
| duke@1 | 8 | * |
| duke@1 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| duke@1 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| duke@1 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| duke@1 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| duke@1 | 13 | * accompanied this code). |
| duke@1 | 14 | * |
| duke@1 | 15 | * You should have received a copy of the GNU General Public License version |
| duke@1 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| duke@1 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| duke@1 | 18 | * |
| ohair@554 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| ohair@554 | 20 | * or visit www.oracle.com if you need additional information or have any |
| ohair@554 | 21 | * questions. |
| duke@1 | 22 | */ |
| duke@1 | 23 | |
| duke@1 | 24 | /* |
| duke@1 | 25 | * @test |
| duke@1 | 26 | * @bug 6418666 6423973 6453386 |
| duke@1 | 27 | * @summary Test the NoTypes: VOID, PACKAGE, NONE |
| duke@1 | 28 | * @author Scott Seligman |
| darcy@699 | 29 | * @library ../../../lib |
| darcy@699 | 30 | * @build JavacTestingAbstractProcessor |
| duke@1 | 31 | * @compile -g NoTypes.java |
| duke@1 | 32 | * @compile -processor NoTypes -proc:only NoTypes.java |
| duke@1 | 33 | */ |
| duke@1 | 34 | |
| duke@1 | 35 | import java.util.Set; |
| duke@1 | 36 | import javax.annotation.processing.*; |
| duke@1 | 37 | import javax.lang.model.SourceVersion; |
| duke@1 | 38 | import javax.lang.model.element.*; |
| duke@1 | 39 | import javax.lang.model.type.*; |
| duke@1 | 40 | import javax.lang.model.util.*; |
| duke@1 | 41 | |
| duke@1 | 42 | import static javax.lang.model.type.TypeKind.*; |
| duke@1 | 43 | |
| darcy@699 | 44 | public class NoTypes extends JavacTestingAbstractProcessor { |
| duke@1 | 45 | public boolean process(Set<? extends TypeElement> annoTypes, |
| duke@1 | 46 | RoundEnvironment round) { |
| duke@1 | 47 | if (!round.processingOver()) |
| duke@1 | 48 | doit(annoTypes, round); |
| duke@1 | 49 | return true; |
| duke@1 | 50 | } |
| duke@1 | 51 | |
| duke@1 | 52 | private void doit(Set<? extends TypeElement> annoTypes, |
| duke@1 | 53 | RoundEnvironment round) { |
| duke@1 | 54 | |
| duke@1 | 55 | // The superclass of Object is NONE. |
| duke@1 | 56 | TypeElement object = elements.getTypeElement("java.lang.Object"); |
| duke@1 | 57 | verifyKind(NONE, object.getSuperclass()); |
| duke@1 | 58 | |
| duke@1 | 59 | // The enclosing type of a top-level class is NONE |
| duke@1 | 60 | verifyKind(NONE, ((DeclaredType)object.asType()).getEnclosingType()); |
| duke@1 | 61 | |
| duke@1 | 62 | // The superclass of an interface is NONE. |
| duke@1 | 63 | TypeElement i = elements.getTypeElement("NoTypes.I"); |
| duke@1 | 64 | verifyKind(NONE, i.getSuperclass()); |
| duke@1 | 65 | |
| duke@1 | 66 | // The type of a package is PACKAGE. |
| duke@1 | 67 | Element pkg = i.getEnclosingElement().getEnclosingElement(); |
| duke@1 | 68 | verifyKind(PACKAGE, pkg.asType()); |
| duke@1 | 69 | |
| duke@1 | 70 | // A package isn't enclosed. Not yet, anyway. |
| duke@1 | 71 | if (pkg.getEnclosingElement() != null) |
| duke@1 | 72 | throw new AssertionError(); |
| duke@1 | 73 | |
| duke@1 | 74 | verifyKind(VOID, types.getNoType(VOID)); |
| duke@1 | 75 | verifyKind(NONE, types.getNoType(NONE)); |
| duke@1 | 76 | |
| duke@1 | 77 | // The return type of a constructor or void method is VOID. |
| darcy@575 | 78 | class Scanner extends ElementScanner7<Void, Void> { |
| duke@1 | 79 | @Override |
| duke@1 | 80 | public Void visitExecutable(ExecutableElement e, Void p) { |
| duke@1 | 81 | verifyKind(VOID, e.getReturnType()); |
| duke@1 | 82 | ExecutableType t = (ExecutableType) e.asType(); |
| duke@1 | 83 | verifyKind(VOID, t.getReturnType()); |
| duke@1 | 84 | return null; |
| duke@1 | 85 | } |
| duke@1 | 86 | } |
| duke@1 | 87 | TypeElement c = elements.getTypeElement("NoTypes.C"); |
| duke@1 | 88 | new Scanner().scan(c); |
| duke@1 | 89 | } |
| duke@1 | 90 | |
| duke@1 | 91 | /** |
| duke@1 | 92 | * Verify that a NoType instance is of a particular kind, |
| darcy@575 | 93 | * and that TypeKindVisitor7 properly dispatches on it. |
| duke@1 | 94 | */ |
| duke@1 | 95 | private void verifyKind(TypeKind kind, TypeMirror type) { |
| darcy@575 | 96 | class Vis extends TypeKindVisitor7<TypeKind, Void> { |
| duke@1 | 97 | @Override |
| duke@1 | 98 | public TypeKind visitNoTypeAsVoid(NoType t, Void p) { |
| duke@1 | 99 | return VOID; |
| duke@1 | 100 | } |
| duke@1 | 101 | @Override |
| duke@1 | 102 | public TypeKind visitNoTypeAsPackage(NoType t, Void p) { |
| duke@1 | 103 | return PACKAGE; |
| duke@1 | 104 | } |
| duke@1 | 105 | @Override |
| duke@1 | 106 | public TypeKind visitNoTypeAsNone(NoType t, Void p) { |
| duke@1 | 107 | return NONE; |
| duke@1 | 108 | } |
| duke@1 | 109 | } |
| duke@1 | 110 | if (kind != type.getKind() || kind != new Vis().visit(type)) |
| duke@1 | 111 | throw new AssertionError(); |
| duke@1 | 112 | } |
| duke@1 | 113 | |
| duke@1 | 114 | |
| duke@1 | 115 | // Fodder for the tests |
| duke@1 | 116 | |
| duke@1 | 117 | interface I { |
| duke@1 | 118 | } |
| duke@1 | 119 | |
| duke@1 | 120 | class C { |
| duke@1 | 121 | C() {} |
| duke@1 | 122 | void m() {} |
| duke@1 | 123 | } |
| duke@1 | 124 | } |
