/***********************************************************************************************************************
* Copyright (C) 2010-2013 by the Stratosphere project (http://stratosphere.eu)
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
**********************************************************************************************************************/
package eu.stratosphere.nephele.profiling.types;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.IOException;
import eu.stratosphere.nephele.jobgraph.JobID;
import eu.stratosphere.nephele.managementgraph.ManagementVertexID;
/**
* Through this interface it is possible to access profiling data about the CPU utilization
* of the corresponding execution thread during its execution.
*
*/
public class ThreadProfilingEvent extends VertexProfilingEvent {
private int userTime;
private int systemTime;
private int blockedTime;
private int waitedTime;
public ThreadProfilingEvent(int userTime, int systemTime, int blockedTime, int waitedTime,
ManagementVertexID vertexID, int profilingInterval, JobID jobID, long timestamp, long profilingTimestamp) {
super(vertexID, profilingInterval, jobID, timestamp, profilingTimestamp);
this.userTime = userTime;
this.systemTime = systemTime;
this.blockedTime = blockedTime;
this.waitedTime = waitedTime;
}
public ThreadProfilingEvent() {
super();
}
/**
* Returns the percentage of time the execution thread spent in
* user mode in the given profiling interval.
*
* @return the percentage of time spent in user mode
*/
public int getUserTime() {
return this.userTime;
}
/**
* Returns the percentage of time the execution thread spent in
* system mode in the given profiling interval.
*
* @return the percentage of time spent in system mode
*/
public int getSystemTime() {
return this.systemTime;
}
/**
* Returns the percentage of time the execution thread has been
* blocked to enter or reenter a monitor in the given profiling interval.
*
* @return the percentage of time the thread has been blocked
*/
public int getBlockedTime() {
return this.blockedTime;
}
/**
* Returns the percentage of time the execution thread spent in
* either <code>WAITING</code> or <code>TIMED_WAITING</code> state in the given profiling interval.
*
* @return the percentage of time the thread spent waiting
*/
public int getWaitedTime() {
return this.waitedTime;
}
@Override
public void read(DataInput in) throws IOException {
super.read(in);
this.userTime = in.readInt();
this.systemTime = in.readInt();
this.blockedTime = in.readInt();
this.waitedTime = in.readInt();
}
@Override
public void write(DataOutput out) throws IOException {
super.write(out);
out.writeInt(this.userTime);
out.writeInt(this.systemTime);
out.writeInt(this.blockedTime);
out.writeInt(this.waitedTime);
}
@Override
public boolean equals(Object obj) {
if (!super.equals(obj)) {
return false;
}
if (!(obj instanceof ThreadProfilingEvent)) {
return false;
}
final ThreadProfilingEvent threadProfilingEvent = (ThreadProfilingEvent) obj;
if (this.userTime != threadProfilingEvent.getUserTime()) {
return false;
}
if (this.systemTime != threadProfilingEvent.getSystemTime()) {
return false;
}
if (this.blockedTime != threadProfilingEvent.getBlockedTime()) {
return false;
}
if (this.waitedTime != threadProfilingEvent.getWaitedTime()) {
return false;
}
return true;
}
@Override
public int hashCode() {
return super.hashCode();
}
}