DynamicThreadPool | poolifier

@@ -45,7 +45,7 @@ When the maximum number of threads is reached and workers are busy, an event is

DynamicThreadPool

Defined in src/pools/thread/dynamic.ts:16

@@ -80,27 +80,32 @@ When the maximum number of threads is reached and workers are busy, an event is

Methods

addTaskFunction +afterTaskExecutionHook afterWorkerNodeSetup beforeTaskExecutionHook -checkDynamicPoolSize createAndSetupDynamicWorkerNode createAndSetupWorkerNode createWorker +deregisterWorkerMessageListener destroy destroyWorkerNode enableTasksQueue execute flushTasksQueue getWorkerInfo +hasTaskFunction hasWorkerNodeBackPressure internalBusy isMain -listTaskFunctions +listTaskFunctionNames +registerOnceWorkerMessageListener registerWorkerMessageListener +removeTaskFunction sendKillMessageToWorker sendStartupMessageToWorker sendToWorker +setDefaultTaskFunction setTasksQueueOptions setWorkerChoiceStrategy setWorkerChoiceStrategyOptions @@ -151,13 +156,14 @@ When the maximum number of threads is reached and workers are busy, an event is

Defined in src/pools/thread/dynamic.ts:28

Properties

`Optional` `Readonly` emitter

emitter?: PoolEmitter

Emitter on which events can be listened to.

`Optional` emitter

emitter?: __module | EventEmitterAsyncResource

Event emitter integrated with async resource on which events can be listened to. +The async tracking tooling identifier is poolifier:<PoolType>-<WorkerType>-pool.

Events that can currently be listened to:

'ready': Emitted when the number of workers created in the pool has reached the minimum size expected and are ready.

Defined in src/pools/abstract-pool.ts:73

`Protected` `Readonly` filePath

filePath: string

@@ -181,7 +187,7 @@ When the maximum number of threads is reached and workers are busy, an event is

Defined in src/pools/abstract-pool.ts:128

`Protected` `Readonly` max

max: number

@@ -190,7 +196,7 @@ When the maximum number of threads is reached and workers are busy, an event is

Defined in src/pools/thread/dynamic.ts:30

`Protected` `Readonly` numberOfWorkers

numberOfWorkers: number

@@ -199,7 +205,7 @@ When the maximum number of threads is reached and workers are busy, an event is

Defined in src/pools/abstract-pool.ts:127

`Protected` `Readonly` opts

opts: ThreadPoolOptions = {}

@@ -208,7 +214,7 @@ When the maximum number of threads is reached and workers are busy, an event is

Defined in src/pools/thread/fixed.ts:49

`Protected` promiseResponseMap

promiseResponseMap: Map<string, PromiseResponseWrapper<Response>> = ...

@@ -222,7 +228,7 @@ When the maximum number of threads is reached and workers are busy, an event is

Defined in src/pools/abstract-pool.ts:82

`Protected` workerChoiceStrategyContext

workerChoiceStrategyContext: WorkerChoiceStrategyContext<Worker, Data, Response>

@@ -231,7 +237,7 @@ When the maximum number of threads is reached and workers are busy, an event is

Defined in src/pools/abstract-pool.ts:88

`Readonly` `Internal` workerNodes

workerNodes: IWorkerNode<Worker, Data>[] = []

@@ -240,7 +246,7 @@ When the maximum number of threads is reached and workers are busy, an event is

Defined in src/pools/abstract-pool.ts:70

Accessors

@@ -255,7 +261,7 @@ When the maximum number of threads is reached and workers are busy, an event is

Defined in src/pools/thread/dynamic.ts:44

Methods

addTaskFunction

addTaskFunction(name, fn): Promise<boolean>
+
Adds a task function to this pool. +If a task function with the same name already exists, it will be overwritten.
+
+
+
Parameters
+
- +
  name: string
  +
  The name of the task function.
  +
  +
- +
  fn: TaskFunction<Data, Response>
  +
  The task function.
  +
  +
+
Returns Promise<boolean>
true if the task function was added, false otherwise.
+ +
+
Throws
https://nodejs.org/api/errors.html#class-typeerror If the name parameter is not a string or an empty string.
+ +
Throws
https://nodejs.org/api/errors.html#class-typeerror If the fn parameter is not a function.
+
+
Inherited from FixedThreadPool.addTaskFunction
+
- Defined in src/pools/abstract-pool.ts:796

`Protected` afterTaskExecutionHook

Defined in src/pools/abstract-pool.ts:1035

`Protected` afterWorkerNodeSetup

Defined in src/pools/abstract-pool.ts:1346

`Protected` beforeTaskExecutionHook

`Protected` checkDynamicPoolSize

checkDynamicPoolSize(min, max): void
-
-
Parameters
-
- -
  min: number
- -
  max: number
-
Returns void
-
Inherited from FixedThreadPool.checkDynamicPoolSize
-
- Defined in src/pools/abstract-pool.ts:187

Defined in src/pools/abstract-pool.ts:1005

`Protected` createAndSetupDynamicWorkerNode

Defined in src/pools/abstract-pool.ts:1252

`Protected` createAndSetupWorkerNode

Defined in src/pools/abstract-pool.ts:1208

`Protected` createWorker

Defined in src/pools/thread/fixed.ts:136

`Protected` deregisterWorkerMessageListener

deregisterWorkerMessageListener<Message>(workerNodeKey, listener): void
+
Deregisters a listener callback on the worker given its worker node key.
+
+
+
Type Parameters
+
- +
  Message
+
+
Parameters
+
- +
  workerNodeKey: number
  +
  The worker node key.
  +
  +
- +
  listener: ((message) => void)
  +
  The message listener callback.
  +
  +
  +
  - +
    - (message): void
    - +
      +
      Parameters
      +
      +
      +
      message: MessageValue<Message, unknown>
      +
      Returns void
+
Returns void
+
+
Inherited from FixedThreadPool.deregisterWorkerMessageListener
+
- Defined in src/pools/thread/fixed.ts:126

destroy

Defined in src/pools/abstract-pool.ts:940

`Protected` destroyWorkerNode

Defined in src/pools/thread/fixed.ts:60

enableTasksQueue

Defined in src/pools/abstract-pool.ts:565

execute

Defined in src/pools/abstract-pool.ts:870

`Protected` flushTasksQueue

Returns void

Defined in src/pools/abstract-pool.ts:1669

`Protected` getWorkerInfo

Defined in src/pools/abstract-pool.ts:1585

hasTaskFunction

hasTaskFunction(name): boolean
+
Whether the specified task function exists in this pool.
+
+
+
Parameters
+
- +
  name: string
  +
  The name of the task function.
  +
  +
+
Returns boolean
true if the task function exists, false otherwise.
+ +
+
Inherited from FixedThreadPool.hasTaskFunction
+
- Defined in src/pools/abstract-pool.ts:783

hasWorkerNodeBackPressure

Defined in src/pools/abstract-pool.ts:1627

`Protected` internalBusy

Defined in src/pools/abstract-pool.ts:667

`Protected` isMain

listTaskFunctions

Defined in src/pools/thread/fixed.ts:55

listTaskFunctionNames

listTaskFunctions(): string[]
listTaskFunctionNames(): string[]
Lists the names of task function available in this pool.

Returns string[]
The names of task function available in this pool.
-
Inherited from FixedThreadPool.listTaskFunctions
+
Inherited from FixedThreadPool.listTaskFunctionNames
+
- Defined in src/pools/abstract-pool.ts:835

`Protected` registerOnceWorkerMessageListener

registerOnceWorkerMessageListener<Message>(workerNodeKey, listener): void
+
Registers once a listener callback on the worker given its worker node key.
+
+
+
Type Parameters
+
- +
  Message
+
+
Parameters
+
- +
  workerNodeKey: number
  +
  The worker node key.
  +
  +
- +
  listener: ((message) => void)
  +
  The message listener callback.
  +
  +
  +
  - +
    - (message): void
    - +
      +
      Parameters
      +
      +
      +
      message: MessageValue<Message, unknown>
      +
      Returns void
+
Returns void
+
+
Inherited from FixedThreadPool.registerOnceWorkerMessageListener
- Defined in src/pools/abstract-pool.ts:758

Defined in src/pools/thread/fixed.ts:116

`Protected` registerWorkerMessageListener

Defined in src/pools/thread/fixed.ts:106

removeTaskFunction

removeTaskFunction(name): Promise<boolean>
+
Removes a task function from this pool.
+
+
+
Parameters
+
- +
  name: string
  +
  The name of the task function.
  +
  +
+
Returns Promise<boolean>
true if the task function was removed, false otherwise.
+ +
+
Inherited from FixedThreadPool.removeTaskFunction
+
- Defined in src/pools/abstract-pool.ts:819

`Protected` sendKillMessageToWorker

sendKillMessageToWorker(workerNodeKey, workerId): Promise<void>
sendKillMessageToWorker(workerNodeKey): Promise<void>
Parameters
- -
  workerNodeKey: number
- -
  workerId: number
+
workerNodeKey: number

name: string

fn: TaskFunction<Data, Response>

Parameters

message: MessageValue<Message, unknown>

Returns void

Parameters

message: MessageValue<Message, unknown>

Returns void