Class WorkerChoiceStrategyContext<Worker, Data, Response>

The worker choice strategy context.

Type Parameters

Worker extends IWorker

Type of worker.
Data = unknown

Type of data sent to the worker. This can only be serializable data.
Response = unknown

Type of execution response. This can only be serializable data.

Hierarchy

WorkerChoiceStrategyContext

Index

Constructors

constructor

new WorkerChoiceStrategyContext<Worker, Data, Response>(pool, workerChoiceStrategy?, opts?): WorkerChoiceStrategyContext<Worker, Data, Response>
Worker choice strategy context constructor.
Type Parameters
- Worker extends IWorker<Worker>
- Data = unknown
- Response = unknown
Parameters
- pool: IPool<Worker, Data, Response>
  
  The pool instance.
- workerChoiceStrategy: "ROUND_ROBIN" | "LESS_USED" | "LESS_BUSY" | "FAIR_SHARE" | "WEIGHTED_ROUND_ROBIN" = WorkerChoiceStrategies.ROUND_ROBIN
  
  The worker choice strategy.
- opts: WorkerChoiceStrategyOptions = DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS
  
  The worker choice strategy options.
Returns WorkerChoiceStrategyContext<Worker, Data, Response>
- Defined in src/pools/selection-strategies/worker-choice-strategy-context.ts:41

Properties

`Private` `Readonly` workerChoiceStrategies

workerChoiceStrategies: Map<"ROUND_ROBIN" | "LESS_USED" | "LESS_BUSY" | "FAIR_SHARE" | "WEIGHTED_ROUND_ROBIN", IWorkerChoiceStrategy>

`Private` workerChoiceStrategy

workerChoiceStrategy: "ROUND_ROBIN" | "LESS_USED" | "LESS_BUSY" | "FAIR_SHARE" | "WEIGHTED_ROUND_ROBIN" = WorkerChoiceStrategies.ROUND_ROBIN

The worker choice strategy.

Methods

execute

execute(): number
Executes the worker choice strategy algorithm in the context.

Returns
The key of the worker node.

Returns number
- Defined in src/pools/selection-strategies/worker-choice-strategy-context.ts:122

getRequiredStatistics

getRequiredStatistics(): RequiredStatistics
Gets the worker choice strategy in the context required statistics.

Returns
The required statistics.

Returns RequiredStatistics
- Defined in src/pools/selection-strategies/worker-choice-strategy-context.ts:95

remove

remove(workerNodeKey): boolean
Removes a worker node key from the worker choice strategy in the context.

Returns
true if the removal is successful, false otherwise.
Parameters
- workerNodeKey: number
  
  The key of the worker node.
Returns boolean
- Defined in src/pools/selection-strategies/worker-choice-strategy-context.ts:136

setOptions

setOptions(opts): void
Sets the worker choice strategies in the context options.
Parameters
- opts: WorkerChoiceStrategyOptions
  
  The worker choice strategy options.
Returns void
- Defined in src/pools/selection-strategies/worker-choice-strategy-context.ts:149

setWorkerChoiceStrategy

setWorkerChoiceStrategy(workerChoiceStrategy): void
Sets the worker choice strategy to use in the context.
Parameters
- workerChoiceStrategy: "ROUND_ROBIN" | "LESS_USED" | "LESS_BUSY" | "FAIR_SHARE" | "WEIGHTED_ROUND_ROBIN"
  
  The worker choice strategy to set.
Returns void
- Defined in src/pools/selection-strategies/worker-choice-strategy-context.ts:108

Class WorkerChoiceStrategyContext<Worker, Data, Response>

Type Parameters

Worker extends IWorker

Data = unknown

Response = unknown

Hierarchy

Index

Constructors

Properties

Methods

Constructors

constructor

Type Parameters

Worker extends IWorker<Worker>

Data = unknown

Response = unknown

Parameters

pool: IPool<Worker, Data, Response>

workerChoiceStrategy: "ROUND_ROBIN" | "LESS_USED" | "LESS_BUSY" | "FAIR_SHARE" | "WEIGHTED_ROUND_ROBIN" = WorkerChoiceStrategies.ROUND_ROBIN

opts: WorkerChoiceStrategyOptions = DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS

Returns WorkerChoiceStrategyContext<Worker, Data, Response>

Properties

Private Readonly workerChoiceStrategies

Private workerChoiceStrategy

Methods

execute

Returns

Returns number

getRequiredStatistics

Returns

Returns RequiredStatistics

remove

Returns

Parameters

workerNodeKey: number

Returns boolean

setOptions

Parameters

opts: WorkerChoiceStrategyOptions

Returns void

setWorkerChoiceStrategy

Parameters

workerChoiceStrategy: "ROUND_ROBIN" | "LESS_USED" | "LESS_BUSY" | "FAIR_SHARE" | "WEIGHTED_ROUND_ROBIN"

Returns void

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`Private` `Readonly` workerChoiceStrategies

`Private` workerChoiceStrategy