import type { IPoolWorker } from '../pool-worker'
import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy'
+import type { IWorkerChoiceStrategy } from './selection-strategies-types'
/**
* Selects the next worker in a round robin fashion.
* @typeParam Response - Type of response of execution. This can only be serializable data.
*/
export class RoundRobinWorkerChoiceStrategy<
- Worker extends IPoolWorker,
- Data,
- Response
-> extends AbstractWorkerChoiceStrategy<Worker, Data, Response> {
+ Worker extends IPoolWorker,
+ Data = unknown,
+ Response = unknown
+ >
+ extends AbstractWorkerChoiceStrategy<Worker, Data, Response>
+ implements IWorkerChoiceStrategy {
/**
* Id of the next worker.
*/
private nextWorkerId: number = 0
- /** {@inheritDoc} */
+ /** @inheritDoc */
public reset (): boolean {
this.nextWorkerId = 0
return true
}
- /** {@inheritDoc} */
+ /** @inheritDoc */
public choose (): number {
const chosenWorkerKey = this.nextWorkerId
this.nextWorkerId =
: this.nextWorkerId + 1
return chosenWorkerKey
}
+
+ /** @inheritDoc */
+ public remove (workerKey: number): boolean {
+ if (this.nextWorkerId === workerKey) {
+ if (this.pool.workers.length === 0) {
+ this.nextWorkerId = 0
+ } else {
+ this.nextWorkerId =
+ this.nextWorkerId > this.pool.workers.length - 1
+ ? this.pool.workers.length - 1
+ : this.nextWorkerId
+ }
+ }
+ return true
+ }
}