Package org.jppf.load.balancer.impl

Class AutotunedDelegatingBundler

java.lang.Object

org.jppf.load.balancer.AbstractBundler<AnnealingTuneProfile>

org.jppf.load.balancer.impl.AutotunedDelegatingBundler

All Implemented Interfaces:

Bundler<AnnealingTuneProfile>, ContextAwareness

public class AutotunedDelegatingBundler
extends AbstractBundler<AnnealingTuneProfile>

Instances of this bundler delegate their operations to a singleton instance of a AutoTunedBundler.

Author:

Laurent Cohen

Field Summary

Fields inherited from class org.jppf.load.balancer.AbstractBundler

bundlerNumber, profile, timestamp

Fields inherited from interface org.jppf.load.balancer.Bundler

BUNDLER_COUNT

Constructor Summary

Constructors

Constructor	Description
AutotunedDelegatingBundler(AnnealingTuneProfile profile)	Creates a new instance with the initial size of bundle as the start size.

Method Summary

Modifier and Type	Method	Description
void	feedback(int bundleSize, double totalTime)	This method delegates the bundle size calculation to the singleton instance of SimpleBundler.
int	getBundleSize()	Get the current size of bundle.
int	maxSize()	Get the max bundle size that can be used for this bundler.

Methods inherited from class org.jppf.load.balancer.AbstractBundler

dispose, getBundlerNumber, getJPPFContext, getProfile, getTimestamp, setJPPFContext, setup

Methods inherited from class java.lang.Object

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

Constructor Details

AutotunedDelegatingBundler

public AutotunedDelegatingBundler(AnnealingTuneProfile profile)

Creates a new instance with the initial size of bundle as the start size.

Parameters:

profile - the parameters of the auto-tuning algorithm grouped as a performance analysis profile.

Method Details

getBundleSize

public int getBundleSize()

Get the current size of bundle.

Returns:

the bundle size as an int value.

feedback

public void feedback(int bundleSize,
 double totalTime)

This method delegates the bundle size calculation to the singleton instance of SimpleBundler.

Specified by:

feedback in interface Bundler<AnnealingTuneProfile>

Overrides:

feedback in class AbstractBundler<AnnealingTuneProfile>

Parameters:

bundleSize - the number of tasks executed.

totalTime - the time in nanoseconds it took to execute the tasks.

maxSize

public int maxSize()

Get the max bundle size that can be used for this bundler.

Overrides:

maxSize in class AbstractBundler<AnnealingTuneProfile>

Returns:

the bundle size as an int.