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.valuedescriptor; 27 28 import java.util.ArrayList; 29 import java.util.List; 30 31 import jdk.jfr.AnnotationElement; 32 import jdk.jfr.Description; 33 import jdk.jfr.Event; 34 import jdk.jfr.EventType; 35 import jdk.jfr.Label; 36 import jdk.jfr.Name; 37 import jdk.jfr.ValueDescriptor; 38 import jdk.test.lib.Asserts; 39 40 /** 41 * @test 42 * @summary Test ValueDescriptor.getAnnotations() 43 * @key jfr 44 * 45 * @library /lib / 46 * @run main/othervm jdk.jfr.api.metadata.valuedescriptor.TestGetAnnotations 47 */ 48 public class TestGetAnnotations { 49 50 public static void main(String[] args) throws Throwable { 51 EventType type = EventType.getEventType(MyEvent.class); 52 53 List<String> actual = new ArrayList<>(); 54 for (ValueDescriptor d : type.getFields()) { 55 String descName = d.getName(); 56 for (AnnotationElement a : d.getAnnotationElements()) { 57 String annName = a.getTypeName(); 58 String annValue = a.getValue("value").toString(); 59 actual.add(String.format("%s: %s = %s", descName, annName, annValue)); 60 } 61 } 62 63 System.out.println("Actual annotations:"); 64 for (String s : actual) { 65 System.out.println(s); 66 } 67 68 String[] expected = { 69 "myShortName: jdk.jfr.Label = myShortLabel", 70 "myShortName: jdk.jfr.Description = myShortDesc", 71 "myLongName: jdk.jfr.Description = myLongDesc", 72 "myLongName: jdk.jfr.Label = myLongLabel", 73 }; 74 75 for (String s : expected) { 76 if (!actual.contains(s)) { 77 System.out.println("Expected annotation missing: " + s); 78 Asserts.fail("Not all expected annotations found"); 79 } 80 } 81 } 82 83 84 private static class MyEvent extends Event { 85 @Label("myShortLabel") 86 @Description("myShortDesc") 87 @Name("myShortName") 88 public short myShort; 89 90 @Name("myLongName") 91 @Description("myLongDesc") 92 @Label("myLongLabel") 93 public long myLong; 94 } 95 }