1/* 2 * Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24/* 25 * @test 26 * @bug 8026857 27 * @summary Test that an empty container does not stop us from looking at 28 * supertypes for inherited repeated annotations. 29 * @library /tools/javac/lib 30 * @modules jdk.compiler/com.sun.tools.javac.util 31 * @build JavacTestingAbstractProcessor TestEmptyContainer 32 * @compile -XDaccessInternalAPI -processor TestEmptyContainer -proc:only TestEmptyContainer.java 33 */ 34 35import com.sun.tools.javac.util.Assert; 36 37import java.lang.annotation.*; 38import java.util.Arrays; 39import java.util.Set; 40import javax.annotation.processing.*; 41import javax.lang.model.element.Element; 42import javax.lang.model.element.TypeElement; 43 44import static javax.lang.model.util.ElementFilter.*; 45 46@TestEmptyContainer.Foo(1) 47public class TestEmptyContainer extends JavacTestingAbstractProcessor { 48 49 public boolean process(Set<? extends TypeElement> annotations, 50 RoundEnvironment roundEnv) { 51 if (!roundEnv.processingOver()) { 52 boolean hasRun = false; 53 for (Element element : roundEnv.getRootElements()) 54 for (TypeElement te : typesIn(element.getEnclosedElements())) 55 if (te.getQualifiedName().contentEquals("TestEmptyContainer.T2")) { 56 hasRun = true; 57 Foo[] foos = te.getAnnotationsByType(Foo.class); 58 System.out.println(" " + te); 59 System.out.println(" " + Arrays.asList(foos)); 60 Assert.check(foos.length == 1, "Should find one @Foo"); 61 Assert.check(foos[0].value() == 1, "Should find @Foo(1)"); 62 } 63 if (!hasRun) 64 throw new RuntimeException("Annotation processor couldn't find class T2, test broken!"); 65 } 66 return true; 67 } 68 69 // This empty container should not stop us from finding @Foo(1) on TestEmptyContainer above 70 @TestEmptyContainer.FooContainer({}) 71 public static class T2 extends TestEmptyContainer { 72 } 73 74 @Repeatable(FooContainer.class) 75 @Inherited 76 public static @interface Foo { 77 int value(); 78 } 79 80 @Inherited 81 public static @interface FooContainer { 82 Foo[] value(); 83 } 84} 85