1 /* 2 * Copyright (c) 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.eventtype; 27 28 import java.util.ArrayList; 29 import java.util.Arrays; 30 import java.util.List; 31 32 import jdk.jfr.Category; 33 import jdk.jfr.Description; 34 import jdk.jfr.Event; 35 import jdk.jfr.EventType; 36 import jdk.jfr.Label; 37 import jdk.test.lib.Asserts; 38 39 /** 40 * @test 41 * @summary Test descriptive annotations for EventType 42 * @key jfr 43 * 44 * @library /lib / 45 * @run main/othervm jdk.jfr.api.metadata.eventtype.TestGetDescription 46 */ 47 public class TestGetDescription { 48 49 public static void main(String[] args) throws Throwable { 50 EventType defaultType = EventType.getEventType(DefaultEvent.class); 51 System.out.printf("defaultType.category='%s'%n", defaultType.getCategoryNames()); 52 System.out.printf("defaultType.desc='%s'%n", defaultType.getDescription()); 53 System.out.printf("defaultType.label='%s'%n", defaultType.getLabel()); 54 55 List<String> defaultCategory = Arrays.asList(new String[] {"Uncategorized"}); 56 Asserts.assertEquals(defaultType.getCategoryNames(), defaultCategory, "Wrong default category"); 57 Asserts.assertNull(defaultType.getDescription(), "Wrong default description"); 58 Asserts.assertEquals(defaultType.getLabel(), null, "Wrong default label"); // JavaDoc says "not null" 59 60 EventType annotatedType = EventType.getEventType(AnnotatedEvent.class); 61 System.out.printf("annotated.category='%s'%n", annotatedType.getCategoryNames()); 62 System.out.printf("annotated.desc='%s'%n", annotatedType.getDescription()); 63 System.out.printf("annotated.label='%s'%n", annotatedType.getLabel()); 64 65 List<String> expectedCategorNames = new ArrayList<>(); 66 expectedCategorNames.add("MyCategory"); 67 Asserts.assertEquals(annotatedType.getCategoryNames(), expectedCategorNames, "Wrong default category"); 68 Asserts.assertEquals(annotatedType.getDescription(), "MyDesc", "Wrong default description"); 69 Asserts.assertEquals(annotatedType.getLabel(), "MyLabel", "Wrong default label"); 70 } 71 72 private static class DefaultEvent extends Event { 73 } 74 75 @Category("MyCategory") 76 @Description("MyDesc") 77 @Label("MyLabel") 78 private static class AnnotatedEvent extends Event { 79 } 80 }