X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fthread%2Ffixed.ts;h=13df2b5c602372fdde184989c84e8b3980aad8cf;hb=refs%2Ftags%2Fv3.1.9;hp=7199baf8fdf5ad52bc43bcfdfe107de84719589a;hpb=c62a9bbc12416e26acbb3b86b5090d6186b14b60;p=poolifier.git

diff --git a/src/pools/thread/fixed.ts b/src/pools/thread/fixed.ts
index 7199baf8..13df2b5c 100644
--- a/src/pools/thread/fixed.ts
+++ b/src/pools/thread/fixed.ts
@@ -1,9 +1,8 @@
 import {
   type MessageChannel,
   type MessagePort,
-  SHARE_ENV,
-  Worker,
-  type WorkerOptions,
+  type TransferListItem,
+  type Worker,
   isMainThread
 } from 'node:worker_threads'
 import type { MessageValue } from '../../utility-types'
@@ -14,14 +13,7 @@ import { type WorkerType, WorkerTypes } from '../worker'
 /**
  * Options for a poolifier thread pool.
  */
-export interface ThreadPoolOptions extends PoolOptions<Worker> {
-  /**
-   * Worker options.
-   *
-   * @see https://nodejs.org/api/worker_threads.html#new-workerfilename-options
-   */
-  workerOptions?: WorkerOptions
-}
+export type ThreadPoolOptions = PoolOptions<Worker>
 
 /**
  * A thread pool with a fixed number of threads.
@@ -45,9 +37,10 @@ export class FixedThreadPool<
   public constructor (
     numberOfThreads: number,
     filePath: string,
-    protected readonly opts: ThreadPoolOptions = {}
+    opts: ThreadPoolOptions = {},
+    maximumNumberOfThreads?: number
   ) {
-    super(numberOfThreads, filePath, opts)
+    super(numberOfThreads, filePath, opts, maximumNumberOfThreads)
   }
 
   /** @inheritDoc */
@@ -55,43 +48,27 @@ export class FixedThreadPool<
     return isMainThread
   }
 
-  /** @inheritDoc */
-  protected async destroyWorkerNode (workerNodeKey: number): Promise<void> {
-    this.flushTasksQueue(workerNodeKey)
-    // FIXME: wait for tasks to be finished
-    const workerNode = this.workerNodes[workerNodeKey]
-    const worker = workerNode.worker
-    const waitWorkerExit = new Promise<void>(resolve => {
-      worker.on('exit', () => {
-        resolve()
-      })
-    })
-    this.sendToWorker(workerNodeKey, { kill: true, workerId: worker.threadId })
-    workerNode.closeChannel()
-    await worker.terminate()
-    await waitWorkerExit
-  }
-
   /** @inheritDoc */
   protected sendToWorker (
     workerNodeKey: number,
-    message: MessageValue<Data>
+    message: MessageValue<Data>,
+    transferList?: TransferListItem[]
   ): void {
-    (
-      this.getWorkerInfo(workerNodeKey).messageChannel as MessageChannel
-    ).port1.postMessage(message)
+    this.workerNodes[workerNodeKey].messageChannel?.port1?.postMessage(
+      { ...message, workerId: this.getWorkerInfo(workerNodeKey).id },
+      transferList
+    )
   }
 
   /** @inheritDoc */
   protected sendStartupMessageToWorker (workerNodeKey: number): void {
-    const worker = this.workerNodes[workerNodeKey].worker
-    const port2: MessagePort = (
-      this.getWorkerInfo(workerNodeKey).messageChannel as MessageChannel
-    ).port2
-    worker.postMessage(
+    const workerNode = this.workerNodes[workerNodeKey]
+    const port2: MessagePort = (workerNode.messageChannel as MessageChannel)
+      .port2
+    workerNode.worker.postMessage(
       {
         ready: false,
-        workerId: worker.threadId,
+        workerId: this.getWorkerInfo(workerNodeKey).id,
         port: port2
       },
       [port2]
@@ -103,17 +80,32 @@ export class FixedThreadPool<
     workerNodeKey: number,
     listener: (message: MessageValue<Message>) => void
   ): void {
-    (
-      this.getWorkerInfo(workerNodeKey).messageChannel as MessageChannel
-    ).port1.on('message', listener)
+    this.workerNodes[workerNodeKey].messageChannel?.port1?.on(
+      'message',
+      listener
+    )
+  }
+
+  /** @inheritDoc */
+  protected registerOnceWorkerMessageListener<Message extends Data | Response>(
+    workerNodeKey: number,
+    listener: (message: MessageValue<Message>) => void
+  ): void {
+    this.workerNodes[workerNodeKey].messageChannel?.port1?.once(
+      'message',
+      listener
+    )
   }
 
   /** @inheritDoc */
-  protected createWorker (): Worker {
-    return new Worker(this.filePath, {
-      env: SHARE_ENV,
-      ...this.opts.workerOptions
-    })
+  protected deregisterWorkerMessageListener<Message extends Data | Response>(
+    workerNodeKey: number,
+    listener: (message: MessageValue<Message>) => void
+  ): void {
+    this.workerNodes[workerNodeKey].messageChannel?.port1?.off(
+      'message',
+      listener
+    )
   }
 
   /** @inheritDoc */
@@ -126,16 +118,6 @@ export class FixedThreadPool<
     return WorkerTypes.thread
   }
 
-  /** @inheritDoc */
-  protected get minSize (): number {
-    return this.numberOfWorkers
-  }
-
-  /** @inheritDoc */
-  protected get maxSize (): number {
-    return this.numberOfWorkers
-  }
-
   /** @inheritDoc */
   protected get busy (): boolean {
     return this.internalBusy()