+ protected readonly pool: IPool<Worker, Data, Response>,
+ protected opts?: WorkerChoiceStrategyOptions
+ ) {
+ this.setOptions(this.opts)
+ this.choose = this.choose.bind(this)
+ }
+
+ protected setTaskStatisticsRequirements (
+ opts: WorkerChoiceStrategyOptions | undefined
+ ): void {
+ this.toggleMedianMeasurementStatisticsRequirements(
+ this.taskStatisticsRequirements.runTime,
+ // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ opts!.runTime!.median
+ )
+ this.toggleMedianMeasurementStatisticsRequirements(
+ this.taskStatisticsRequirements.waitTime,
+ // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ opts!.waitTime!.median
+ )
+ this.toggleMedianMeasurementStatisticsRequirements(
+ this.taskStatisticsRequirements.elu,
+ // eslint-disable-next-line @typescript-eslint/no-non-null-assertion
+ opts!.elu!.median
+ )
+ }
+
+ private toggleMedianMeasurementStatisticsRequirements (
+ measurementStatisticsRequirements: MeasurementStatisticsRequirements,
+ toggleMedian: boolean
+ ): void {
+ if (measurementStatisticsRequirements.average && toggleMedian) {
+ measurementStatisticsRequirements.average = false
+ measurementStatisticsRequirements.median = toggleMedian
+ }
+ if (measurementStatisticsRequirements.median && !toggleMedian) {
+ measurementStatisticsRequirements.average = true
+ measurementStatisticsRequirements.median = toggleMedian
+ }
+ }
+
+ protected resetWorkerNodeKeyProperties (): void {
+ this.nextWorkerNodeKey = 0
+ this.previousWorkerNodeKey = 0
+ }
+
+ /** @inheritDoc */
+ public abstract reset (): boolean
+
+ /** @inheritDoc */
+ public abstract update (workerNodeKey: number): boolean
+
+ /** @inheritDoc */
+ public abstract choose (): number | undefined
+
+ /** @inheritDoc */
+ public abstract remove (workerNodeKey: number): boolean
+
+ /** @inheritDoc */
+ public setOptions (opts: WorkerChoiceStrategyOptions | undefined): void {
+ this.opts = buildWorkerChoiceStrategyOptions<Worker, Data, Response>(
+ this.pool,
+ opts
+ )
+ this.setTaskStatisticsRequirements(this.opts)
+ }
+
+ /**
+ * Whether the worker node is ready or not.
+ *
+ * @param workerNodeKey - The worker node key.
+ * @returns Whether the worker node is ready or not.
+ */
+ protected isWorkerNodeReady (workerNodeKey: number): boolean {
+ return this.pool.workerNodes[workerNodeKey]?.info?.ready ?? false
+ }