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 jdk.jfr.Event; 29 import jdk.jfr.EventType; 30 import jdk.jfr.Frequency; 31 import jdk.jfr.MemoryAddress; 32 import jdk.jfr.DataAmount; 33 import jdk.jfr.Percentage; 34 import jdk.jfr.Timespan; 35 import jdk.jfr.Timestamp; 36 import jdk.jfr.TransitionFrom; 37 import jdk.jfr.TransitionTo; 38 import jdk.jfr.Unsigned; 39 import jdk.jfr.ValueDescriptor; 40 import jdk.test.lib.jfr.Events; 41 42 /* 43 * @test 44 * @key jfr 45 * @library /test/lib 46 * @run main/othervm jdk.jfr.api.metadata.annotations.TestFieldAnnotations 47 */ 48 public class TestFieldAnnotations { 49 50 static class FieldAnnotationEvent extends Event { 51 @DataAmount 52 int memoryAmount; 53 54 @Frequency 55 float frequency; 56 57 @MemoryAddress 58 long memoryAddress; 59 60 @Percentage 61 float percentage; 62 63 @TransitionFrom 64 Thread fromThread; 65 66 @TransitionTo 67 Thread toThread; 68 69 @Unsigned 70 long unsigned; 71 72 @Timespan(Timespan.MILLISECONDS) 73 long timespan; 74 75 @Timestamp(Timestamp.MILLISECONDS_SINCE_EPOCH) 76 long timestamp; 77 } 78 79 public static void main(String[] args) throws Exception { 80 EventType t = EventType.getEventType(FieldAnnotationEvent.class); 81 82 ValueDescriptor field = t.getField("memoryAmount"); 83 Events.hasAnnotation(field, DataAmount.class); 84 85 field = t.getField("frequency"); 86 Events.hasAnnotation(field, Frequency.class); 87 88 field = t.getField("memoryAddress"); 89 Events.hasAnnotation(field, MemoryAddress.class); 90 91 field = t.getField("percentage"); 92 Events.hasAnnotation(field, Percentage.class); 93 94 field = t.getField("fromThread"); 95 Events.hasAnnotation(field, TransitionFrom.class); 96 97 field = t.getField("toThread"); 98 Events.hasAnnotation(field, TransitionTo.class); 99 100 field = t.getField("unsigned"); 101 Events.hasAnnotation(field, Unsigned.class); 102 103 field = t.getField("timespan"); 104 Events.assertAnnotation(field, Timespan.class, Timespan.MILLISECONDS); 105 106 field = t.getField("timestamp"); 107 Events.assertAnnotation(field, Timestamp.class, Timestamp.MILLISECONDS_SINCE_EPOCH); 108 } 109 }