Package org.openjdk.jmh.runner

Class InfraControl

java.lang.Object

org.openjdk.jmh.runner.InfraControl

public class InfraControl
extends Object

The InfraControl logic class. This is the rendezvous class for benchmark handler and JMH.

Field Summary

Fields

Modifier and Type	Field	Description
final BenchmarkParams	benchmarkParams
final boolean	firstIteration
boolean	isDone	Flag that checks for time expiration.
boolean	isFailing	Flag that checks for failure experienced by any measurement thread.
final IterationParams	iterationParams
final boolean	lastIteration
final Control	notifyControl
final CountDownLatch	preSetup
final CountDownLatch	preTearDown
final boolean	shouldYield
boolean	volatileSpoiler
final CountDownLatch	warmdownDone
boolean	warmdownShouldWait
final AtomicInteger	warmdownVisited
final CountDownLatch	warmupDone
boolean	warmupShouldWait
final AtomicInteger	warmupVisited

Constructor Summary

Constructors

Constructor	Description
InfraControl(BenchmarkParams benchmarkParams, IterationParams iterationParams, CountDownLatch preSetup, CountDownLatch preTearDown, boolean firstIteration, boolean lastIteration, boolean shouldYield, Control notifyControl)

Method Summary

Modifier and Type	Method	Description
void	announceDone()
void	announceWarmdownReady()
void	announceWarmupReady()
void	awaitWarmdownReady()
void	awaitWarmupReady()
long	getDuration()
long	getDuration(TimeUnit unit)
String	getParam(String name)
boolean	isLastIteration()
void	preSetup()
void	preSetupForce()
void	preTearDown()
void	preTearDownForce()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

isDone

public volatile boolean isDone

Flag that checks for time expiration. This is specifically the public field, so to spare one virtual call.

isFailing

public volatile boolean isFailing

Flag that checks for failure experienced by any measurement thread. This is specifically the public field, so to spare one virtual call.

volatileSpoiler

public volatile boolean volatileSpoiler

preSetup

public final CountDownLatch preSetup

preTearDown

public final CountDownLatch preTearDown

firstIteration

public final boolean firstIteration

lastIteration

public final boolean lastIteration

shouldYield

public final boolean shouldYield

warmupVisited

public final AtomicInteger warmupVisited

warmdownVisited

public final AtomicInteger warmdownVisited

warmupShouldWait

public volatile boolean warmupShouldWait

warmdownShouldWait

public volatile boolean warmdownShouldWait

warmupDone

public final CountDownLatch warmupDone

warmdownDone

public final CountDownLatch warmdownDone

benchmarkParams

public final BenchmarkParams benchmarkParams

iterationParams

public final IterationParams iterationParams

notifyControl

public final Control notifyControl

Constructor Details

InfraControl

public InfraControl(BenchmarkParams benchmarkParams,
 IterationParams iterationParams,
 CountDownLatch preSetup,
 CountDownLatch preTearDown,
 boolean firstIteration,
 boolean lastIteration,
 boolean shouldYield,
 Control notifyControl)

Method Details

getDuration

public long getDuration()

Returns:

requested loop duration in milliseconds.

getDuration

public long getDuration(TimeUnit unit)

Parameters:

unit - timeunit to use

Returns:

requested loop duration in the requested unit.

preSetup

public void preSetup()

preTearDown

public void preTearDown()

preSetupForce

public void preSetupForce()

preTearDownForce

public void preTearDownForce()

isLastIteration

public boolean isLastIteration()

announceDone

public void announceDone()

announceWarmupReady

public void announceWarmupReady()

announceWarmdownReady

public void announceWarmdownReady()

awaitWarmupReady

public void awaitWarmupReady()

awaitWarmdownReady

public void awaitWarmdownReady()

getParam

public String getParam(String name)