--- /dev/null 2019-02-07 20:54:51.336000000 +0300 +++ new/test/jdk/jfr/api/metadata/eventtype/TestGetAnnotationElements.java 2019-02-08 18:32:55.721477013 +0300 @@ -0,0 +1,153 @@ +/* + * Copyright (c) 2016, 2018, 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.eventtype; + +import java.lang.annotation.Annotation; +import java.lang.reflect.Method; +import java.lang.reflect.Modifier; +import java.util.ArrayList; +import java.util.HashMap; +import java.util.List; +import java.util.Map; + +import jdk.jfr.AnnotationElement; +import jdk.jfr.BooleanFlag; +import jdk.jfr.Category; +import jdk.jfr.ContentType; +import jdk.jfr.Description; +import jdk.jfr.Enabled; +import jdk.jfr.Event; +import jdk.jfr.EventFactory; +import jdk.jfr.EventType; +import jdk.jfr.Experimental; +import jdk.jfr.Frequency; +import jdk.jfr.Label; +import jdk.jfr.MemoryAddress; +import jdk.jfr.DataAmount; +import jdk.jfr.MetadataDefinition; +import jdk.jfr.Name; +import jdk.jfr.Percentage; +import jdk.jfr.Period; +import jdk.jfr.Registered; +import jdk.jfr.Relational; +import jdk.jfr.StackTrace; +import jdk.jfr.Threshold; +import jdk.jfr.Timespan; +import jdk.jfr.Timestamp; +import jdk.jfr.TransitionFrom; +import jdk.jfr.TransitionTo; +import jdk.jfr.Unsigned; +import jdk.jfr.ValueDescriptor; +import jdk.test.lib.Asserts; + +/** + * @test + * @summary Test for AnnotationElement.getAnnotationElements() + * @key jfr + * + * @library /lib / + * @run main/othervm jdk.jfr.api.metadata.eventtype.TestGetAnnotationElements + */ +public class TestGetAnnotationElements { + + @SuppressWarnings("unchecked") + public static void main(String[] args) throws Throwable { + Class[] jfrAnnotations = { + Category.class, Description.class, Enabled.class, + Experimental.class, BooleanFlag.class, Frequency.class, Label.class, + MemoryAddress.class, DataAmount.class, Name.class, + Registered.class, Percentage.class, + Period.class, Relational.class, StackTrace.class, + Threshold.class, Timespan.class, Timestamp.class, + TransitionFrom.class, TransitionTo.class, Unsigned.class + }; + + for (Class clz : jfrAnnotations) { + Class annptationClass = (Class) clz; + System.out.println("AnnotationElement: " + annptationClass); + Map values = createValueMapForAnnotation(annptationClass); + List persistableAnnotation = createPersistableAnnotationList(annptationClass); + AnnotationElement ae = new AnnotationElement(annptationClass, values); + List aes = ae.getAnnotationElements(); + Asserts.assertEquals(persistableAnnotation.size(), aes.size()); + } + + List fields = new ArrayList<>(); + List eventAnnotations = new ArrayList<>(); + eventAnnotations.add(new AnnotationElement(Label.class, "MyEvent")); + + EventFactory f = EventFactory.create(eventAnnotations, fields); + EventType type = f.getEventType(); + List aes = type.getAnnotationElements().get(0).getAnnotationElements(); + Asserts.assertEquals(0, aes.size()); + + EventType et = EventType.getEventType(MyEvent.class); + ValueDescriptor field = et.getField("transactionRate"); + aes = field.getAnnotationElements().get(0).getAnnotationElements(); + Asserts.assertEquals(3, aes.size()); + assertContainsAnnotation(aes, Description.class); + assertContainsAnnotation(aes, Label.class); + assertContainsAnnotation(aes, ContentType.class); + + } + + private static List createPersistableAnnotationList( Class annptationClass) { + List as = new ArrayList<>(); + for (Annotation a : annptationClass.getAnnotations()) { + MetadataDefinition m = a.annotationType().getAnnotation(MetadataDefinition.class); + if (m != null) { + as.add(a); + } + } + return as; + } + + private static void assertContainsAnnotation(List aez, Class clz) { + for (AnnotationElement ae : aez) { + if (ae.getTypeName().equals(clz.getName())) { + return; + } + } + Asserts.fail("Class " + clz + " not found in the annotation elements"); + } + + private static Map createValueMapForAnnotation(Class clz) { + Map map = new HashMap<>(); + for (Method method : clz.getDeclaredMethods()) { + int modifiers = method.getModifiers(); + if (Modifier.isPublic(modifiers) || Modifier.isProtected(modifiers)) { + map.put(method.getName(), "value"); + } + } + return map; + } + + private static class MyEvent extends Event { + + @Frequency + long transactionRate; + } + +}