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.List; 30 31 import jdk.jfr.Event; 32 import jdk.jfr.EventType; 33 import jdk.jfr.ValueDescriptor; 34 import jdk.test.lib.Asserts; 35 36 /** 37 * @test 38 * @summary Test getFields() 39 * @key jfr 40 * @requires vm.hasJFR 41 * @library /test/lib 42 * @run main/othervm jdk.jfr.api.metadata.eventtype.TestGetFields 43 */ 44 public class TestGetFields { 45 46 public static void main(String[] args) throws Throwable { 47 List<String> actuals = new ArrayList<>(); 48 EventType type = EventType.getEventType(MyEvent.class); 49 for (ValueDescriptor d : type.getFields()) { 50 if (d.getName().startsWith("my")) { 51 String s = getCompareString(d); 52 System.out.println("Actual: " + s); 53 actuals.add(s); 54 } 55 } 56 57 String[] expected = { 58 "name=myByte; typename=byte", 59 "name=myInt; typename=int", 60 "name=myString; typename=java.lang.String", 61 "name=myClass; typename=java.lang.Class", 62 "name=myThread; typename=java.lang.Thread" 63 }; 64 for (String s : expected) { 65 Asserts.assertTrue(actuals.contains(s), "Missing expected value " + s); 66 } 67 Asserts.assertEquals(expected.length, actuals.size(), "Wrong number of fields found"); 68 } 69 70 private static String getCompareString(ValueDescriptor d) { 71 return String.format("name=%s; typename=%s", 72 d.getName(), 73 d.getTypeName()); 74 } 75 76 @SuppressWarnings("unused") 77 private static class MyEvent extends Event { 78 public byte myByte; 79 private int myInt; 80 protected String myString; 81 public static int myStatic; // Should not be included 82 @SuppressWarnings("rawtypes") 83 public Class myClass; 84 public Thread myThread; 85 } 86 }