X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fworker%2FWorkerAbstract.ts;h=2f9093f294de59fa3ddc1363f9310de9d98c70b5;hb=f26233c0fd267bc2ef00636ca7531a0877bb5dbe;hp=3fbd4a0b2da68f7adaafbcfe8cb7a940c04c833a;hpb=8114d10e3893e96bb725ce2fca9744429ee4b75b;p=e-mobility-charging-stations-simulator.git diff --git a/src/worker/WorkerAbstract.ts b/src/worker/WorkerAbstract.ts index 3fbd4a0b..2f9093f2 100644 --- a/src/worker/WorkerAbstract.ts +++ b/src/worker/WorkerAbstract.ts @@ -1,19 +1,26 @@ -import fs from 'fs'; +import type { EventEmitter } from 'node:events'; +import { existsSync } from 'node:fs'; +import type { Worker } from 'node:worker_threads'; -import { WorkerData, WorkerOptions } from '../types/Worker'; -import WorkerConstants from './WorkerConstants'; +import type { ErrorHandler, ExitHandler, PoolEmitter, PoolInfo } from 'poolifier'; -export default abstract class WorkerAbstract { +import { WorkerConstants } from './WorkerConstants'; +import type { SetInfo, WorkerData, WorkerOptions } from './WorkerTypes'; +import { defaultErrorHandler, defaultExitHandler } from './WorkerUtils'; + +export abstract class WorkerAbstract { protected readonly workerScript: string; protected readonly workerOptions: WorkerOptions; + public abstract readonly info: PoolInfo | SetInfo; public abstract readonly size: number; - public abstract readonly maxElementsPerWorker: number | null; + public abstract readonly maxElementsPerWorker: number | undefined; + public abstract readonly emitter: EventEmitter | PoolEmitter | undefined; /** * `WorkerAbstract` constructor. * - * @param workerScript - * @param workerOptions + * @param workerScript - + * @param workerOptions - */ constructor( workerScript: string, @@ -24,22 +31,41 @@ export default abstract class WorkerAbstract { poolMaxSize: WorkerConstants.DEFAULT_POOL_MAX_SIZE, elementsPerWorker: WorkerConstants.DEFAULT_ELEMENTS_PER_WORKER, poolOptions: {}, - messageHandler: () => { - /* This is intentional */ - }, - } + }, ) { - if (!workerScript) { + if (workerScript === null || workerScript === undefined) { throw new Error('Worker script is not defined'); } - if (!fs.existsSync(workerScript)) { + if (typeof workerScript === 'string' && workerScript.trim().length === 0) { + throw new Error('Worker script is empty'); + } + if (!existsSync(workerScript)) { throw new Error('Worker script file does not exist'); } this.workerScript = workerScript; this.workerOptions = workerOptions; + this.workerOptions.poolOptions?.messageHandler?.bind(this); + this.workerOptions.poolOptions.errorHandler = ( + this.workerOptions?.poolOptions?.errorHandler ?? defaultErrorHandler + ).bind(this) as ErrorHandler; + this.workerOptions.poolOptions?.onlineHandler?.bind(this); + this.workerOptions.poolOptions.exitHandler = ( + this.workerOptions?.poolOptions?.exitHandler ?? defaultExitHandler + ).bind(this) as ExitHandler; } + /** + * Starts the worker pool/set. + */ public abstract start(): Promise; + /** + * Stops the worker pool/set. + */ public abstract stop(): Promise; + /** + * Adds a task element to the worker pool/set. + * + * @param elementData - + */ public abstract addElement(elementData: T): Promise; }