X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=docs%2Fclasses%2FDynamicThreadPool.html;h=1c910446e4d5bddd560bce69f3da8d72ff1a79fc;hb=15d6dfaf877ec6a99e2bde48cb3c8a9e8671c075;hp=9839ac139b1984a50c829efd4060c78d7cf895c8;hpb=e604957d6ec7c137a3588de2ebbc9c83c0f634ba;p=poolifier.git diff --git a/docs/classes/DynamicThreadPool.html b/docs/classes/DynamicThreadPool.html index 9839ac13..1c910446 100644 --- a/docs/classes/DynamicThreadPool.html +++ b/docs/classes/DynamicThreadPool.html @@ -1,4 +1,4 @@ -DynamicThreadPool | poolifier
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    A thread pool with a dynamic number of threads, but a guaranteed minimum number of threads.

    This thread pool creates new threads when the others are busy, up to the maximum number of threads. When the maximum number of threads is reached and workers are busy, an event is emitted. If you want to listen to this event, use the pool's emitter.

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    Author

    Alessandro Pio Ardizio

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    Author

    Alessandro Pio Ardizio

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    Since

    0.0.1

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    Since

    0.0.1

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    Type Parameters

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        Data = unknown

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        Data = unknown

        Type of data sent to the worker. This can only be serializable data.

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    Response = unknown

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    Type of response of execution. This can only be serializable data.

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    Response = unknown

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    Type of execution response. This can only be serializable data.

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    Hierarchy

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  • Defined in src/pools/thread/dynamic.ts:15
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    Constructors

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      • Constructs a new poolifier dynamic thread pool.

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        Type Parameters

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            Data = unknown

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            Data = unknown

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            Response = unknown

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        Response = unknown

      Parameters

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        min: number
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        min: number

        Minimum number of threads which are always active.

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      max: number
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      max: number

      Maximum number of threads that can be created by this pool.

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    filePath: string
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    filePath: string

    Path to an implementation of a ThreadWorker file, which can be relative or absolute.

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    opts: PoolOptions<ThreadWorkerWithMessageChannel> = {}
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    opts: PoolOptions<ThreadWorkerWithMessageChannel> = {}

    Options for this dynamic thread pool.

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    Returns DynamicThreadPool<Data, Response>

    Properties

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    emitter?: PoolEmitter
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    {@inheritDoc}

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    max: number

    Maximum number of threads that can be created by this pool.

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    numberOfWorkers: number
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  • Defined in src/pools/thread/dynamic.ts:29
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    numberOfWorkers: number

    Number of workers that this pool should manage.

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  • Defined in src/pools/abstract-pool.ts:81
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    Options for the pool.

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    promiseResponseMap: Map<string, PromiseResponseWrapper<ThreadWorkerWithMessageChannel, Response>> = ...
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    The promise response map.

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  • Defined in src/pools/abstract-pool.ts:83
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    promiseResponseMap: Map<string, PromiseResponseWrapper<ThreadWorkerWithMessageChannel, Response>> = ...
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    The execution response promise map.

    • key: The message id of each submitted task.
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    • value: An object that contains the worker, the promise resolve and reject callbacks.
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    • value: An object that contains the worker, the execution response promise resolve and reject callbacks.
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    When we receive a message from the worker we get a map entry with the promise resolve/reject bound to the message.

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    workerChoiceStrategyContext: WorkerChoiceStrategyContext<ThreadWorkerWithMessageChannel, Data, Response>
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  • Defined in src/pools/abstract-pool.ts:57
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    workerChoiceStrategyContext: WorkerChoiceStrategyContext<ThreadWorkerWithMessageChannel, Data, Response>

    Worker choice strategy context referencing a worker choice algorithm implementation.

    Default to a round robin algorithm.

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    workers: WorkerType<ThreadWorkerWithMessageChannel>[] = []
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    {@inheritDoc}

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    workerNodes: WorkerNode<ThreadWorkerWithMessageChannel, Data>[] = []
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    Pool worker nodes.

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  • Defined in src/pools/abstract-pool.ts:44
  • Accessors

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    • get full(): boolean
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      {@inheritDoc}

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      Whether the pool is full or not.

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      The pool filling boolean status.

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      Returns boolean

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    • get info(): PoolInfo
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      Number of tasks concurrently running in the pool.

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      Pool information.

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      Returns number

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    • get minSize(): number
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      Pool minimum size.

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      Returns number

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    • get type(): "fixed" | "dynamic"
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      {@inheritDoc}

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      Pool type.

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      If it is 'dynamic', it provides the max property.

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      Returns PoolType

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  • Defined in src/pools/thread/dynamic.ts:37
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    Methods

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    Returns void

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      {@inheritDoc}

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      Function that can be hooked up when a worker has been newly created and moved to the pool worker nodes.

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      Can be used to update the maxListeners or binding the main-worker<->worker connection if not bind by default.

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      Returns void

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    Returns void

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    Returns void

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      Creates a new worker for this pool and sets it up completely.

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      Chooses a worker node for the next task.

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      The default worker choice strategy uses a round robin algorithm to distribute the load.

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      Returns number

      The worker node key

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      Returns

      New, completely set up worker.

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    Returns Promise<void>

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      enable: boolean
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      Whether to enable or disable the worker tasks queue.

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      Optional tasksQueueOptions: TasksQueueOptions
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      The worker tasks queue options.

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    Returns void

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      {@inheritDoc}

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      Executes the specified function in the worker constructor with the task data input parameter.

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      Parameters

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        Optional data: Data
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        The task input data for the specified worker function. This can only be serializable data.

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        Optional name: string
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        The name of the worker function to execute. If not specified, the default worker function will be executed.

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        Returns number

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      Returns Promise<Response>

      Promise that will be fulfilled when the task is completed.

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      {@inheritDoc}

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      Registers a listener callback on the given worker.

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      Type Parameters

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          Message

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      Message

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      messageChannel: ThreadWorkerWithMessageChannel
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      worker: ThreadWorkerWithMessageChannel
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      The worker which should register a listener.

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      listener: ((message: MessageValue<Message, unknown>) => void)
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      listener: ((message) => void)
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      The message listener callback.

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          • (message): void
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              message: MessageValue<Message, unknown>
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            message: MessageValue<Message, Worker | MessagePort>

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    Returns void

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    Returns void

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    Returns void

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    On This Page

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  • constructor
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  • emitter
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  • filePath
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  • max
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  • numberOfWorkers
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  • opts
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  • promiseResponseMap
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  • workerChoiceStrategyContext
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  • workerNodes
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  • busy
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  • full
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  • info
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  • maxSize
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  • minSize
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  • type
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  • worker
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  • afterTaskExecutionHook
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  • afterWorkerSetup
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  • beforeTaskExecutionHook
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  • chooseWorkerNode
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  • createAndSetupWorker
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  • createWorker
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  • destroy
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  • destroyWorker
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  • enableTasksQueue
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  • execute
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  • internalBusy
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  • isMain
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  • registerWorkerMessageListener
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  • sendToWorker
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  • setTasksQueueOptions
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  • setWorkerChoiceStrategy
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  • setWorkerChoiceStrategyOptions
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  • setupHook
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  • workerListener
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