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