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.nio.file.Path; 29 import java.util.List; 30 31 import jdk.jfr.Event; 32 import jdk.jfr.Recording; 33 import jdk.jfr.consumer.RecordedEvent; 34 import jdk.jfr.consumer.RecordedThread; 35 import jdk.jfr.consumer.RecordingFile; 36 import jdk.test.lib.Asserts; 37 import jdk.test.lib.Utils; 38 39 /* 40 * @test 41 * @summary Tests that the RecordedEvent.getThread() returns th expected info 42 * @key jfr 43 * @library /test/lib 44 * @run main/othervm jdk.jfr.api.consumer.TestRecordedEventGetThreadOther 45 */ 46 public class TestRecordedEventGetThreadOther { 47 48 private static final String MY_THREAD_NAME = "MY_THREAD_NAME"; 49 private static long expectedThreadId; 50 private static Path dumpFilePath; 51 52 static class TestEvent extends Event { 53 } 54 55 static class PostingThread extends Thread { 56 57 PostingThread() { 58 setName(MY_THREAD_NAME); 59 expectedThreadId = getId(); 60 } 61 62 @Override 63 public void run() { 64 try { 65 System.out.println("Starting thread..."); 66 dumpFilePath = postEventAndDumpToFile(); 67 System.out.println("events dumped to the file " + dumpFilePath); 68 } catch (Throwable t) { 69 t.printStackTrace(); 70 Asserts.fail(); 71 } 72 } 73 } 74 75 public static void main(String[] args) throws Throwable { 76 Thread.currentThread().setName("MyMainThread"); 77 78 PostingThread thread = new PostingThread(); 79 thread.start(); 80 thread.join(); 81 System.out.println("testing dump in file " + dumpFilePath); 82 83 List<RecordedEvent> events = RecordingFile.readAllEvents(dumpFilePath); 84 Asserts.assertEquals(events.size(), 1); 85 86 RecordedEvent event = events.get(0); 87 RecordedThread recordedThread = event.getThread(); 88 89 Asserts.assertNotNull(recordedThread); 90 Asserts.assertEquals(recordedThread.getJavaName(), MY_THREAD_NAME); 91 Asserts.assertEquals(recordedThread.getJavaThreadId(), expectedThreadId); 92 Asserts.assertNotNull(recordedThread.getId()); 93 Asserts.assertEquals(recordedThread.getOSName(), MY_THREAD_NAME); 94 } 95 96 private static Path postEventAndDumpToFile() throws Throwable { 97 Recording r = new Recording(); 98 r.start(); 99 TestEvent t = new TestEvent(); 100 t.commit(); 101 r.stop(); 102 Path path = Utils.createTempFile("event-thread", ".jfr"); 103 System.out.println("Created path: " + path); 104 r.dump(path); 105 r.close(); 106 return path; 107 } 108 }