1 /* 2 * Copyright (c) 2013, 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. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 package jdk.jfr.event.runtime; 25 26 import static jdk.test.lib.Asserts.assertTrue; 27 28 import java.time.Duration; 29 import java.util.List; 30 31 import jdk.jfr.Recording; 32 import jdk.jfr.consumer.RecordedEvent; 33 import jdk.test.lib.jfr.EventNames; 34 import jdk.test.lib.jfr.Events; 35 36 /** 37 * @test 38 * @key jfr 39 * @requires vm.hasJFR 40 * @library /test/lib 41 * @run main/othervm jdk.jfr.event.runtime.TestThreadSleepEvent 42 */ 43 public class TestThreadSleepEvent { 44 45 private final static String EVENT_NAME = EventNames.ThreadSleep; 46 // Need to set the sleep time quite high (47 ms) since the sleep 47 // time on Windows has been proved unreliable. 48 // See bug 6313903 49 private final static Long SLEEP_TIME_MS = new Long(47); 50 main(String[] args)51 public static void main(String[] args) throws Throwable { 52 Recording recording = new Recording(); 53 recording.enable(EVENT_NAME).withThreshold(Duration.ofMillis(0)); 54 recording.start(); 55 Thread.sleep(SLEEP_TIME_MS); 56 recording.stop(); 57 58 List<RecordedEvent> events = Events.fromRecording(recording); 59 boolean isAnyFound = false; 60 for (RecordedEvent event : events) { 61 if (event.getThread().getJavaThreadId() == Thread.currentThread().getId()) { 62 System.out.println("Event:" + event); 63 isAnyFound = true; 64 Events.assertField(event, "time").equal(SLEEP_TIME_MS); 65 } 66 } 67 assertTrue(isAnyFound, "No matching events found"); 68 } 69 70 } 71