--- /dev/null 2018-06-17 23:18:20.806999507 +0800 +++ new/test/jdk/jfr/api/metadata/valuedescriptor/TestGetAnnotations.java 2019-01-29 11:01:39.141070472 +0800 @@ -0,0 +1,94 @@ +/* + * Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved. + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. + * + * This code is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 only, as + * published by the Free Software Foundation. Oracle designates this + * particular file as subject to the "Classpath" exception as provided + * by Oracle in the LICENSE file that accompanied this code. + * + * This code is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License + * version 2 for more details (a copy is included in the LICENSE file that + * accompanied this code). + * + * You should have received a copy of the GNU General Public License version + * 2 along with this work; if not, write to the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + */ + +package jdk.jfr.api.metadata.valuedescriptor; + +import java.util.ArrayList; +import java.util.List; + +import jdk.jfr.AnnotationElement; +import jdk.jfr.Description; +import jdk.jfr.Event; +import jdk.jfr.EventType; +import jdk.jfr.Label; +import jdk.jfr.Name; +import jdk.jfr.ValueDescriptor; +import jdk.testlibrary.Asserts; + +/* + * @test + * @summary Test ValueDescriptor.getAnnotations() + * @key jfr + * @library /lib/testlibrary + * @run main/othervm jdk.jfr.api.metadata.valuedescriptor.TestGetAnnotations + */ +public class TestGetAnnotations { + + public static void main(String[] args) throws Throwable { + EventType type = EventType.getEventType(MyEvent.class); + + List actual = new ArrayList<>(); + for (ValueDescriptor d : type.getFields()) { + String descName = d.getName(); + for (AnnotationElement a : d.getAnnotationElements()) { + String annName = a.getTypeName(); + String annValue = a.getValue("value").toString(); + actual.add(String.format("%s: %s = %s", descName, annName, annValue)); + } + } + + System.out.println("Actual annotations:"); + for (String s : actual) { + System.out.println(s); + } + + String[] expected = { + "myShortName: jdk.jfr.Label = myShortLabel", + "myShortName: jdk.jfr.Description = myShortDesc", + "myLongName: jdk.jfr.Description = myLongDesc", + "myLongName: jdk.jfr.Label = myLongLabel", + }; + + for (String s : expected) { + if (!actual.contains(s)) { + System.out.println("Expected annotation missing: " + s); + Asserts.fail("Not all expected annotations found"); + } + } + } + + + private static class MyEvent extends Event { + @Label("myShortLabel") + @Description("myShortDesc") + @Name("myShortName") + public short myShort; + + @Name("myLongName") + @Description("myLongDesc") + @Label("myLongLabel") + public long myLong; + } +}