1 /* 2 * Copyright (c) 2015, 2018, 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package jdk.jfr.api.metadata.annotations; 27 28 import java.lang.annotation.ElementType; 29 import java.lang.annotation.Retention; 30 import java.lang.annotation.RetentionPolicy; 31 import java.lang.annotation.Target; 32 33 import jdk.jfr.AnnotationElement; 34 import jdk.jfr.Event; 35 import jdk.jfr.EventType; 36 import jdk.jfr.MetadataDefinition; 37 import jdk.jfr.Name; 38 import jdk.jfr.SettingDefinition; 39 import jdk.jfr.SettingDescriptor; 40 import jdk.jfr.ValueDescriptor; 41 import jdk.test.lib.Asserts; 42 import jdk.test.lib.jfr.Events; 43 import jdk.test.lib.jfr.SimpleSetting; 44 45 /** 46 * @test 47 * @key jfr 48 * @requires vm.hasJFR 49 * @library /test/lib 50 * @run main/othervm jdk.jfr.api.metadata.annotations.TestName 51 */ 52 public class TestName { 53 54 @MetadataDefinition 55 @Name("com.oracle.TestAnnotation") 56 @Target({ ElementType.TYPE }) 57 @Retention(RetentionPolicy.RUNTIME) 58 @interface NamedAnnotation { 59 } 60 61 @NamedAnnotation 62 @Name("com.oracle.TestEvent") 63 static class NamedEvent extends Event { 64 @Name("testField") 65 boolean namedField; 66 67 @SettingDefinition 68 @Name("name") 69 boolean dummy(SimpleSetting ds) { 70 return true; 71 } 72 } 73 74 public static void main(String[] args) throws Exception { 75 EventType t = EventType.getEventType(NamedEvent.class); 76 ValueDescriptor testField = t.getField("testField"); 77 SettingDescriptor setting = getSetting(t, "name"); 78 AnnotationElement a = Events.getAnnotationByName(t, "com.oracle.TestAnnotation"); 79 80 // Check that names are overridden 81 Asserts.assertNotNull(testField, "Can't find expected field testField"); 82 Asserts.assertEquals(t.getName(), "com.oracle.TestEvent", "Incorrect name for event"); 83 Asserts.assertEquals(a.getTypeName(), "com.oracle.TestAnnotation", "Incorrect name for annotation"); 84 Asserts.assertEquals(a.getTypeName(), "com.oracle.TestAnnotation", "Incorrect name for annotation"); 85 Asserts.assertEquals(setting.getName(), "name", "Incorrect name for setting"); 86 87 // Check that @Name is persisted 88 assertAnnotation(t.getAnnotation(Name.class), "@Name should be persisted on event"); 89 assertAnnotation(testField.getAnnotation(Name.class), "@Name should be persisted on field"); 90 assertAnnotation(a.getAnnotation(Name.class), "@Name should be persisted on annotations"); 91 assertAnnotation(setting.getAnnotation(Name.class), "@Name should be persisted on setting"); 92 } 93 94 // Can't use assert since the use toString on the object which doesn't work well JFR proxies. 95 private static void assertAnnotation(Object annotation,String message) throws Exception { 96 if (annotation == null) { 97 throw new Exception(message); 98 } 99 } 100 101 private static SettingDescriptor getSetting(EventType t, String name) { 102 for (SettingDescriptor v : t.getSettingDescriptors()) { 103 if (v.getName().equals(name)) { 104 return v; 105 } 106 } 107 Asserts.fail("Could not find setting with name " + name); 108 return null; 109 } 110 }