Sat, 01 Dec 2007 00:00:00 +0000
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duke@1 | 1 | /* |
duke@1 | 2 | * Copyright 2006 Sun Microsystems, Inc. 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 | * |
duke@1 | 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
duke@1 | 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
duke@1 | 21 | * have any questions. |
duke@1 | 22 | */ |
duke@1 | 23 | |
duke@1 | 24 | /* |
duke@1 | 25 | * @test |
duke@1 | 26 | * @bug 6423972 |
duke@1 | 27 | * @summary Tests TypeParameter.getBounds. |
duke@1 | 28 | * @author Scott Seligman |
duke@1 | 29 | * @build TypeParamBounds |
duke@1 | 30 | * @compile -processor TypeParamBounds -proc:only TypeParamBounds.java |
duke@1 | 31 | */ |
duke@1 | 32 | |
duke@1 | 33 | import java.util.HashMap; |
duke@1 | 34 | import java.util.List; |
duke@1 | 35 | import java.util.Map; |
duke@1 | 36 | import java.util.Set; |
duke@1 | 37 | import javax.annotation.processing.*; |
duke@1 | 38 | import javax.lang.model.SourceVersion; |
duke@1 | 39 | import javax.lang.model.element.*; |
duke@1 | 40 | import javax.lang.model.type.*; |
duke@1 | 41 | import javax.lang.model.util.*; |
duke@1 | 42 | |
duke@1 | 43 | @SupportedSourceVersion(SourceVersion.RELEASE_6) |
duke@1 | 44 | @SupportedAnnotationTypes("*") |
duke@1 | 45 | public class TypeParamBounds extends AbstractProcessor { |
duke@1 | 46 | |
duke@1 | 47 | Elements elements; |
duke@1 | 48 | Types types; |
duke@1 | 49 | |
duke@1 | 50 | public void init(ProcessingEnvironment penv) { |
duke@1 | 51 | super.init(penv); |
duke@1 | 52 | elements = penv.getElementUtils(); |
duke@1 | 53 | types = penv.getTypeUtils(); |
duke@1 | 54 | } |
duke@1 | 55 | |
duke@1 | 56 | public boolean process(Set<? extends TypeElement> annoTypes, |
duke@1 | 57 | RoundEnvironment round) { |
duke@1 | 58 | if (!round.processingOver()) |
duke@1 | 59 | doit(annoTypes, round); |
duke@1 | 60 | return true; |
duke@1 | 61 | } |
duke@1 | 62 | |
duke@1 | 63 | private void doit(Set<? extends TypeElement> annoTypes, |
duke@1 | 64 | RoundEnvironment round) { |
duke@1 | 65 | TypeElement gen = elements.getTypeElement("TypeParamBounds.Gen"); |
duke@1 | 66 | |
duke@1 | 67 | // For each type parameter of Gen, compare its bounds with the |
duke@1 | 68 | // bounds that are expected. |
duke@1 | 69 | // |
duke@1 | 70 | for (TypeParameterElement tparam : gen.getTypeParameters()) { |
duke@1 | 71 | System.out.println(tparam); |
duke@1 | 72 | List<? extends TypeMirror> bounds = tparam.getBounds(); |
duke@1 | 73 | String[] expected = Gen.boundNames.get(tparam + ""); |
duke@1 | 74 | |
duke@1 | 75 | if (bounds.size() != expected.length) |
duke@1 | 76 | throw new AssertionError(); |
duke@1 | 77 | int i = 0; |
duke@1 | 78 | for (TypeMirror bound : bounds) { |
duke@1 | 79 | Name got = types.asElement(bound).getSimpleName(); |
duke@1 | 80 | String shoulda = expected[i++]; |
duke@1 | 81 | System.out.println(" " + got); |
duke@1 | 82 | if (!got.contentEquals(shoulda)) |
duke@1 | 83 | throw new AssertionError(shoulda); |
duke@1 | 84 | } |
duke@1 | 85 | } |
duke@1 | 86 | } |
duke@1 | 87 | |
duke@1 | 88 | |
duke@1 | 89 | // Fodder for the processor |
duke@1 | 90 | |
duke@1 | 91 | static class Gen<T, U extends Object, V extends Number, W extends U, |
duke@1 | 92 | X extends Runnable, Y extends CharSequence & Runnable, |
duke@1 | 93 | Z extends Object & Runnable> { |
duke@1 | 94 | |
duke@1 | 95 | // The names of the bounds of each type parameter of Gen. |
duke@1 | 96 | static Map<String, String[]> boundNames = |
duke@1 | 97 | new HashMap<String, String[]>(); |
duke@1 | 98 | |
duke@1 | 99 | static { |
duke@1 | 100 | boundNames.put("T", new String[] {"Object"}); |
duke@1 | 101 | boundNames.put("U", new String[] {"Object"}); |
duke@1 | 102 | boundNames.put("V", new String[] {"Number"}); |
duke@1 | 103 | boundNames.put("W", new String[] {"U"}); |
duke@1 | 104 | boundNames.put("X", new String[] {"Runnable"}); |
duke@1 | 105 | boundNames.put("Y", new String[] {"CharSequence", "Runnable"}); |
duke@1 | 106 | boundNames.put("Z", new String[] {"Object", "Runnable"}); |
duke@1 | 107 | } |
duke@1 | 108 | } |
duke@1 | 109 | } |