1 /* 2 * Copyright (c) 2014, 2015, Dynatrace and/or its affiliates. All rights reserved. 3 * 4 * This file is part of the Lock Contention Tracing Subsystem for the HotSpot 5 * Virtual Machine, which is developed at Christian Doppler Laboratory on 6 * Monitoring and Evolution of Very-Large-Scale Software Systems. Please 7 * contact us at <http://mevss.jku.at/> if you need additional information 8 * or have any questions. 9 * 10 * This code is free software; you can redistribute it and/or modify it 11 * under the terms of the GNU General Public License version 2 only, as 12 * published by the Free Software Foundation. 13 * 14 * This code is distributed in the hope that it will be useful, but WITHOUT 15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 16 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 17 * version 2 for more details (a copy is included in the LICENSE file that 18 * accompanied this code). 19 * 20 * You should have received a copy of the GNU General Public License version 21 * 2 along with this work. If not, see <http://www.gnu.org/licenses/>. 22 * 23 */ 24 package sun.evtracing.parser; 25 26 import sun.evtracing.parser.TraceEventType; 27 import sun.evtracing.processing.TraceEventHandler; 28 29 public class ThreadParkEndEvent extends GlobalSequenceOrderedEvent { 30 31 public static final TraceEventType EVENT_TYPE = TraceEventType.ThreadParkEnd; 32 33 public static ThreadParkEndEvent parse(TraceReader reader, long thread) { 34 TraceEventType eventType = reader.readEventType(); 35 assert eventType == EVENT_TYPE; 36 long timestamp = reader.readTimestamp(); 37 long sequenceNumber = reader.readSequenceNumber(); 38 long unparkSequenceNumber = reader.readSequenceNumber(); 39 ParkReturnCode parkReturnCode = reader.readParkReturnCode(); 40 return new ThreadParkEndEvent(thread, timestamp, sequenceNumber, unparkSequenceNumber, parkReturnCode); 41 } 42 43 private final long unparkSequenceNumber; 44 private final ParkReturnCode parkReturnCode; 45 46 protected ThreadParkEndEvent(long thread, long timestamp, long sequenceNumber, long unparkSequenceNumber, ParkReturnCode parkReturnCode) { 47 super(thread, timestamp, sequenceNumber); 48 this.unparkSequenceNumber = unparkSequenceNumber; 49 this.parkReturnCode = parkReturnCode; 50 } 51 52 @Override 53 public TraceEventType type() { 54 return EVENT_TYPE; 55 } 56 57 public long unparkSequenceNumber() { 58 return unparkSequenceNumber; 59 } 60 61 public ParkReturnCode parkReturnCode() { 62 return parkReturnCode; 63 } 64 65 @Override 66 public void accept(TraceEventHandler handler) { 67 handler.threadParkEnd(this); 68 } 69 }