jdk8-mips64-public/langtools: test/tools/javac/processing/model/type/NoTypes.java@9a66ca7c79fa (annotated)

test/tools/javac/processing/model/type/NoTypes.java@9a66ca7c79fa (annotated)

test/tools/javac/processing/model/type/NoTypes.java

Sat, 01 Dec 2007 00:00:00 +0000

author: duke
date: Sat, 01 Dec 2007 00:00:00 +0000
changeset 1: 9a66ca7c79fa
child 495: fe17a9dbef03
permissions: -rw-r--r--

Initial load

 /*
  * Copyright 2006 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  * CA 95054 USA or visit www.sun.com if you need additional information or
  * have any questions.
  */
 /*
  * @test
  * @bug     6418666 6423973 6453386
  * @summary Test the NoTypes: VOID, PACKAGE, NONE
  * @author  Scott Seligman
  * @compile -g NoTypes.java
  * @compile -processor NoTypes -proc:only NoTypes.java
  */
 import java.util.Set;
 import javax.annotation.processing.*;
 import javax.lang.model.SourceVersion;
 import javax.lang.model.element.*;
 import javax.lang.model.type.*;
 import javax.lang.model.util.*;
 import static javax.lang.model.type.TypeKind.*;
 @SupportedSourceVersion(SourceVersion.RELEASE_6)
 @SupportedAnnotationTypes("*")
 public class NoTypes extends AbstractProcessor {
     Elements elements;
     Types types;
     public void init(ProcessingEnvironment penv) {
         super.init(penv);
         elements = penv.getElementUtils();
         types =  penv.getTypeUtils();
     }
     public boolean process(Set<? extends TypeElement> annoTypes,
                            RoundEnvironment round) {
         if (!round.processingOver())
             doit(annoTypes, round);
         return true;
     }
     private void doit(Set<? extends TypeElement> annoTypes,
                       RoundEnvironment round) {
         // The superclass of Object is NONE.
         TypeElement object = elements.getTypeElement("java.lang.Object");
         verifyKind(NONE, object.getSuperclass());
         // The enclosing type of a top-level class is NONE
         verifyKind(NONE, ((DeclaredType)object.asType()).getEnclosingType());
         // The superclass of an interface is NONE.
         TypeElement i = elements.getTypeElement("NoTypes.I");
         verifyKind(NONE, i.getSuperclass());
         // The type of a package is PACKAGE.
         Element pkg = i.getEnclosingElement().getEnclosingElement();
         verifyKind(PACKAGE, pkg.asType());
         // A package isn't enclosed.  Not yet, anyway.
         if (pkg.getEnclosingElement() != null)
             throw new AssertionError();
         verifyKind(VOID, types.getNoType(VOID));
         verifyKind(NONE, types.getNoType(NONE));
         // The return type of a constructor or void method is VOID.
         class Scanner extends ElementScanner6<Void, Void> {
             @Override
             public Void visitExecutable(ExecutableElement e, Void p) {
                 verifyKind(VOID, e.getReturnType());
                 ExecutableType t = (ExecutableType) e.asType();
                 verifyKind(VOID, t.getReturnType());
                 return null;
             }
         }
         TypeElement c = elements.getTypeElement("NoTypes.C");
         new Scanner().scan(c);
     }
     /**
      * Verify that a NoType instance is of a particular kind,
      * and that TypeKindVisitor6 properly dispatches on it.
      */
     private void verifyKind(TypeKind kind, TypeMirror type) {
         class Vis extends TypeKindVisitor6<TypeKind, Void> {
             @Override
             public TypeKind visitNoTypeAsVoid(NoType t, Void p) {
                 return VOID;
             }
             @Override
             public TypeKind visitNoTypeAsPackage(NoType t, Void p) {
                 return PACKAGE;
             }
             @Override
             public TypeKind visitNoTypeAsNone(NoType t, Void p) {
                 return NONE;
             }
         }
         if (kind != type.getKind() || kind != new Vis().visit(type))
             throw new AssertionError();
     }
     // Fodder for the tests
     interface I {
     }
     class C {
         C() {}
         void m() {}
     }
 }

Mercurial > jdk8-mips64-public > langtools / annotate

test/tools/javac/processing/model/type/NoTypes.java@9a66ca7c79fa (annotated)

test/tools/javac/processing/model/type/NoTypes.java