X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fselection-strategies%2Fround-robin-worker-choice-strategy.ts;h=ea174552685de1ba859a879b893061fe91798de5;hb=4a59691c9f48b3a6602510aeece809e2a0fe14c1;hp=9bf49a3c3597bef69d5c4ef5b0408ccfccc5206a;hpb=867d34f8cfc5f4a8fbaa4eb27520c8b9469cc80e;p=poolifier.git diff --git a/src/pools/selection-strategies/round-robin-worker-choice-strategy.ts b/src/pools/selection-strategies/round-robin-worker-choice-strategy.ts index 9bf49a3c..ea174552 100644 --- a/src/pools/selection-strategies/round-robin-worker-choice-strategy.ts +++ b/src/pools/selection-strategies/round-robin-worker-choice-strategy.ts @@ -1,36 +1,70 @@ -import type { IPoolWorker } from '../pool-worker' +import { DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS } from '../../utils' +import type { IPool } from '../pool' +import type { IWorker } from '../worker' import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy' +import type { + IWorkerChoiceStrategy, + WorkerChoiceStrategyOptions +} from './selection-strategies-types' /** * Selects the next worker in a round robin fashion. * * @typeParam Worker - Type of worker which manages the strategy. * @typeParam Data - Type of data sent to the worker. This can only be serializable data. - * @typeParam Response - Type of response of execution. This can only be serializable data. + * @typeParam Response - Type of execution response. This can only be serializable data. */ export class RoundRobinWorkerChoiceStrategy< - Worker extends IPoolWorker, - Data, - Response -> extends AbstractWorkerChoiceStrategy { + Worker extends IWorker, + Data = unknown, + Response = unknown + > + extends AbstractWorkerChoiceStrategy + implements IWorkerChoiceStrategy { /** - * Id of the next worker. + * Id of the next worker node. */ - private nextWorkerId: number = 0 + private nextWorkerNodeId: number = 0 - /** {@inheritDoc} */ + /** @inheritDoc */ + public constructor ( + pool: IPool, + opts: WorkerChoiceStrategyOptions = DEFAULT_WORKER_CHOICE_STRATEGY_OPTIONS + ) { + super(pool, opts) + this.setTaskStatisticsRequirements(this.opts) + } + + /** @inheritDoc */ public reset (): boolean { - this.nextWorkerId = 0 + this.nextWorkerNodeId = 0 + return true + } + + /** @inheritDoc */ + public update (): boolean { return true } - /** {@inheritDoc} */ - public choose (): Worker { - const chosenWorker = this.pool.workers[this.nextWorkerId].worker - this.nextWorkerId = - this.nextWorkerId === this.pool.workers.length - 1 + /** @inheritDoc */ + public choose (): number { + const chosenWorkerNodeKey = this.nextWorkerNodeId + this.nextWorkerNodeId = + this.nextWorkerNodeId === this.pool.workerNodes.length - 1 ? 0 - : this.nextWorkerId + 1 - return chosenWorker + : this.nextWorkerNodeId + 1 + return chosenWorkerNodeKey + } + + /** @inheritDoc */ + public remove (workerNodeKey: number): boolean { + if (this.nextWorkerNodeId === workerNodeKey) { + if (this.pool.workerNodes.length === 0) { + this.nextWorkerNodeId = 0 + } else if (this.nextWorkerNodeId > this.pool.workerNodes.length - 1) { + this.nextWorkerNodeId = this.pool.workerNodes.length - 1 + } + } + return true } }