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.parser.metadata.JavaStack; 28 import sun.evtracing.parser.metadata.MetadataRef; 29 import sun.evtracing.processing.TraceEventHandler; 30 31 public class MonitorContendedEnterEvent extends MonitorEvent { 32 33 public static final TraceEventType EVENT_TYPE = TraceEventType.MonitorContendedEnter; 34 35 public static MonitorContendedEnterEvent parse(TraceReader reader, long thread) { 36 TraceEventType eventType = reader.readEventType(); 37 assert eventType == EVENT_TYPE; 38 long timestamp = reader.readTimestamp(); 39 long sequenceNumber = reader.readSequenceNumber(); 40 long monitor = reader.readMonitor(); 41 MetadataRef<JavaStack> stack = reader.readStack(); 42 MonitorEnterWait wait = reader.readMonitorEnterWait(); 43 return new MonitorContendedEnterEvent(thread, timestamp, sequenceNumber, monitor, stack, wait); 44 } 45 46 private final MetadataRef<JavaStack> stack; 47 private final MonitorEnterWait afterWait; 48 49 protected MonitorContendedEnterEvent(long thread, long timestamp, long sequenceNumber, long monitor, MetadataRef<JavaStack> stack, MonitorEnterWait wait) { 50 super(thread, timestamp, sequenceNumber, monitor); 51 this.stack = stack; 52 this.afterWait = wait; 53 } 54 55 @Override 56 public TraceEventType type() { 57 return EVENT_TYPE; 58 } 59 60 public MetadataRef<JavaStack> stack() { 61 return stack; 62 } 63 64 public MonitorEnterWait afterWait() { 65 return afterWait; 66 } 67 68 @Override 69 public void accept(TraceEventHandler handler) { 70 handler.monitorContendedEnter(this); 71 } 72 }