X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fworker%2FWorkerSet.ts;h=9b9ad3324540ce37dcbb828f42420535f668acf6;hb=2a370053f45f2d58e90ab7b292294c521a262ca1;hp=0e6855f1887cf6f1d3563bf45b3a07b7e6d7f8b1;hpb=322c9192eaa7142da1bf475cc2c6588ca72d922c;p=e-mobility-charging-stations-simulator.git diff --git a/src/worker/WorkerSet.ts b/src/worker/WorkerSet.ts index 0e6855f1..9b9ad332 100644 --- a/src/worker/WorkerSet.ts +++ b/src/worker/WorkerSet.ts @@ -1,8 +1,11 @@ -import { WorkerEvents, WorkerSetElement } from '../types/Worker'; +// Partial Copyright Jerome Benoit. 2021. All Rights Reserved. + +import { WorkerMessageEvents, WorkerSetElement } from '../types/Worker'; import Utils from '../utils/Utils'; import { Worker } from 'worker_threads'; import WorkerAbstract from './WorkerAbstract'; +import { WorkerUtils } from './WorkerUtils'; export default class WorkerSet extends WorkerAbstract { public maxElementsPerWorker: number; @@ -11,12 +14,13 @@ export default class WorkerSet extends WorkerAbstract { /** * Create a new `WorkerSet`. * - * @param {string} workerScript - * @param {number} maxElementsPerWorker - * @param {number} workerStartDelay + * @param workerScript + * @param maxElementsPerWorker + * @param workerStartDelay + * @param messageListenerCallback */ - constructor(workerScript: string, maxElementsPerWorker = 1, workerStartDelay?: number) { - super(workerScript, workerStartDelay); + constructor(workerScript: string, maxElementsPerWorker = 1, workerStartDelay?: number, messageListenerCallback: (message: any) => void = () => { /* This is intentional */ }) { + super(workerScript, workerStartDelay, messageListenerCallback); this.workerSet = new Set(); this.maxElementsPerWorker = maxElementsPerWorker; } @@ -28,25 +32,25 @@ export default class WorkerSet extends WorkerAbstract { /** * * @param elementData - * @returns {Promise} + * @returns * @public */ public async addElement(elementData: T): Promise { if (!this.workerSet) { - throw Error('Cannot add a WorkerSet element: workers\' set does not exist'); + throw new Error('Cannot add a WorkerSet element: workers\' set does not exist'); } if (this.getLastWorkerSetElement().numberOfWorkerElements >= this.maxElementsPerWorker) { this.startWorker(); // Start worker sequentially to optimize memory at startup await Utils.sleep(this.workerStartDelay); } - this.getLastWorker().postMessage({ id: WorkerEvents.START_WORKER_ELEMENT, workerData: elementData }); + this.getLastWorker().postMessage({ id: WorkerMessageEvents.START_WORKER_ELEMENT, data: elementData }); this.getLastWorkerSetElement().numberOfWorkerElements++; } /** * - * @returns {Promise} + * @returns * @public */ public async start(): Promise { @@ -57,7 +61,7 @@ export default class WorkerSet extends WorkerAbstract { /** * - * @returns {Promise} + * @returns * @public */ public async stop(): Promise { @@ -73,12 +77,10 @@ export default class WorkerSet extends WorkerAbstract { */ private startWorker(): void { const worker = new Worker(this.workerScript); - worker.on('message', () => { }); - worker.on('error', () => { }); + worker.on('message', this.messageListener); + worker.on('error', () => { /* This is intentional */ }); worker.on('exit', (code) => { - if (code !== 0) { - console.error(`Worker stopped with exit code ${code}`); - } + WorkerUtils.defaultExitHandler(code); this.workerSet.delete(this.getWorkerSetElementByWorker(worker)); }); this.workerSet.add({ worker, numberOfWorkerElements: 0 }); @@ -87,7 +89,7 @@ export default class WorkerSet extends WorkerAbstract { private getLastWorkerSetElement(): WorkerSetElement { let workerSetElement: WorkerSetElement; // eslint-disable-next-line no-empty - for (workerSetElement of this.workerSet) { } + for (workerSetElement of this.workerSet) { /* This is intentional */ } return workerSetElement; } @@ -97,11 +99,12 @@ export default class WorkerSet extends WorkerAbstract { private getWorkerSetElementByWorker(worker: Worker): WorkerSetElement { let workerSetElt: WorkerSetElement; - this.workerSet.forEach((workerSetElement) => { - if (JSON.stringify(workerSetElement.worker) === JSON.stringify(worker)) { + for (const workerSetElement of this.workerSet) { + if (workerSetElement.worker.threadId === worker.threadId) { workerSetElt = workerSetElement; + break; } - }); + } return workerSetElt; } }