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.consumer; 27 28 import java.util.List; 29 30 import jdk.jfr.Event; 31 import jdk.jfr.Recording; 32 import jdk.jfr.consumer.RecordedClass; 33 import jdk.jfr.consumer.RecordedEvent; 34 import jdk.jfr.consumer.RecordedThread; 35 import jdk.test.lib.Asserts; 36 import jdk.test.lib.jfr.Events; 37 38 /** 39 * @test 40 * @key jfr 41 * @requires vm.hasJFR 42 * @library /test/lib 43 * @run main/othervm jdk.jfr.api.consumer.TestFieldAccess 44 */ 45 public class TestFieldAccess { 46 47 private static class MyEvent extends Event { 48 String stringField = "Hello"; 49 int intField = 4711; 50 long longField = 4712L; 51 short shortField = (short)67; 52 double doubleField = Double.NaN; 53 float floatField = Float.MIN_VALUE; 54 boolean booleanField = false; 55 Thread threadField = Thread.currentThread(); 56 Class<?> classField = MyEvent.class; 57 } 58 59 public static void main(String[] args) throws Throwable { 60 try (Recording r = new Recording()) { 61 r.enable(MyEvent.class); 62 r.start(); 63 MyEvent myEvent = new MyEvent(); 64 myEvent.commit(); 65 r.stop(); 66 List<RecordedEvent> events = Events.fromRecording(r); 67 Events.hasEvents(events); 68 RecordedEvent event = events.get(0); 69 testHasField(event); 70 testGetField(event, myEvent); 71 } 72 } 73 74 private static void testGetField(RecordedEvent event, MyEvent myEvent) { 75 String stringField = event.getValue("stringField"); 76 Asserts.assertEquals(stringField, myEvent.stringField); 77 78 int intField = event.getValue("intField"); 79 Asserts.assertEquals(intField, myEvent.intField); 80 81 long longField = event.getValue("longField"); 82 Asserts.assertEquals(longField, myEvent.longField); 83 84 short shortField = event.getValue("shortField"); 85 Asserts.assertEquals(shortField, myEvent.shortField); 86 87 double doubleField = event.getValue("doubleField"); 88 Asserts.assertEquals(doubleField, myEvent.doubleField); 89 90 float floatField = event.getValue("floatField"); 91 Asserts.assertEquals(floatField, myEvent.floatField); 92 93 boolean booleanField = event.getValue("booleanField"); 94 Asserts.assertEquals(booleanField, myEvent.booleanField); 95 96 RecordedThread threadField = event.getValue("eventThread"); 97 Asserts.assertEquals(threadField.getJavaName(), myEvent.threadField.getName()); 98 String threadGroupName = event.getValue("eventThread.group.name"); 99 Asserts.assertEquals(threadField.getThreadGroup().getName(), threadGroupName); 100 101 RecordedClass classField = event.getValue("classField"); 102 Asserts.assertEquals(classField.getName(), myEvent.classField.getName()); 103 String className = event.getValue("classField.name"); 104 Asserts.assertEquals(classField.getName(), className.replace("/", ".")); 105 106 107 try { 108 event.getValue("doesnotexist"); 109 } catch (IllegalArgumentException iae) { 110 // as expected 111 } 112 113 try { 114 event.getValue("classField.doesnotexist"); 115 } catch (IllegalArgumentException iae) { 116 // as expected 117 } 118 119 try { 120 event.getValue(null); 121 } catch (NullPointerException npe) { 122 // as expected 123 } 124 } 125 126 private static void testHasField(RecordedEvent event) { 127 System.out.println(event); 128 Asserts.assertTrue(event.hasField("stringField")); 129 Asserts.assertTrue(event.hasField("intField")); 130 Asserts.assertTrue(event.hasField("longField")); 131 Asserts.assertTrue(event.hasField("shortField")); 132 Asserts.assertTrue(event.hasField("doubleField")); 133 Asserts.assertTrue(event.hasField("floatField")); 134 Asserts.assertTrue(event.hasField("threadField")); 135 Asserts.assertTrue(event.hasField("classField")); 136 Asserts.assertTrue(event.hasField("classField.name")); 137 Asserts.assertTrue(event.hasField("eventThread")); 138 Asserts.assertTrue(event.hasField("eventThread.group.name")); 139 Asserts.assertTrue(event.hasField("startTime")); 140 Asserts.assertTrue(event.hasField("stackTrace")); 141 Asserts.assertTrue(event.hasField("duration")); 142 Asserts.assertFalse(event.hasField("doesNotExist")); 143 Asserts.assertFalse(event.hasField("classField.doesNotExist")); 144 Asserts.assertFalse(event.hasField("")); 145 try { 146 event.hasField(null); 147 } catch (NullPointerException npe) { 148 // as expected 149 } 150 } 151 }