Package jenkins.advancedqueue.sorter.strategy

Class FQBaseStrategy

java.lang.Object

jenkins.advancedqueue.sorter.SorterStrategy

jenkins.advancedqueue.sorter.strategy.MultiBucketStrategy

jenkins.advancedqueue.sorter.strategy.FQBaseStrategy

All Implemented Interfaces:

ExtensionPoint, Describable<SorterStrategy>

Direct Known Subclasses:

FQStrategy, WFQStrategy

public abstract class FQBaseStrategy
extends MultiBucketStrategy

Scheduler based on Fair Queuing algorithm.

Since:

2.0

Author:

Magnus Sandberg

Nested Class Summary

Nested classes/interfaces inherited from class jenkins.advancedqueue.sorter.strategy.MultiBucketStrategy

MultiBucketStrategy.MultiBucketStrategyDescriptor

Nested classes/interfaces inherited from interface hudson.ExtensionPoint

ExtensionPoint.LegacyInstancesAreScopedToHudson

Field Summary

Fields

Modifier and Type	Field	Description
protected static float	MIN_STEP_SIZE

Fields inherited from class jenkins.advancedqueue.sorter.strategy.MultiBucketStrategy

DEFAULT_PRIORITIES_NUMBER, DEFAULT_PRIORITY

Constructor Summary

Constructors

Constructor	Description
FQBaseStrategy()
FQBaseStrategy(int numberOfPriorities, int defaultPriority)

Method Summary

Modifier and Type	Method	Description
protected float	getMinimumWeightToAssign(int priority)
protected float	getWeightToUse(int priority, float minimumWeightToAssign)
SorterStrategyCallback	onNewItem(Queue.Item item, SorterStrategyCallback weightCallback)	Called when a new Item enters the queue.
void	onStartedItem(Queue.LeftItem item, float weight)	Called when a Item leaves the queue and it is started.

Methods inherited from class jenkins.advancedqueue.sorter.strategy.MultiBucketStrategy

doFillDefaultPriorityItems, getDefaultPriority, getNumberOfPriorities

Methods inherited from class jenkins.advancedqueue.sorter.SorterStrategy

all, getAllSorterStrategies, getDescriptor, getPrioritySorterStrategy, getSorterStrategy, onCanceledItem

Methods inherited from class java.lang.Object

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

Field Detail

MIN_STEP_SIZE

protected static final float MIN_STEP_SIZE

See Also:

Constant Field Values

Constructor Detail

FQBaseStrategy

public FQBaseStrategy()

FQBaseStrategy

public FQBaseStrategy(int numberOfPriorities,
                      int defaultPriority)

Method Detail

onStartedItem

public void onStartedItem(Queue.LeftItem item,
                          float weight)

Description copied from class: SorterStrategy

Called when a Item leaves the queue and it is started.

Overrides:

onStartedItem in class SorterStrategy

Parameters:

item - the Queue.LeftItem

weight - the weight assigned when the item entered the queue

onNewItem

public SorterStrategyCallback onNewItem(Queue.Item item,
                                        SorterStrategyCallback weightCallback)

Description copied from class: SorterStrategy

Called when a new Item enters the queue.

Specified by:

onNewItem in class SorterStrategy

Parameters:

item - the Queue.WaitingItem or BuildableItem that enters the queue

weightCallback - the callback holds the priority to use anded the called method must set the weight before returning

Returns:

the SorterStrategyCallback provided to the call must be returned

getMinimumWeightToAssign

protected float getMinimumWeightToAssign(int priority)

getWeightToUse

protected float getWeightToUse(int priority,
                               float minimumWeightToAssign)