X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=docs%2Fclasses%2FDynamicThreadPool.html;h=f7d0f636121ec2272935ac901affaa0dcc106a59;hb=0cf6d1374ad842cc31aca1a8ddaa1bc5a9b9302b;hp=66ad9b5b6dc400a2edc002a84b78044da6559b57;hpb=a75da00c7b8dbbb148d2cf2472ce73e4201d9a4a;p=poolifier.git diff --git a/docs/classes/DynamicThreadPool.html b/docs/classes/DynamicThreadPool.html index 66ad9b5b..f7d0f636 100644 --- a/docs/classes/DynamicThreadPool.html +++ b/docs/classes/DynamicThreadPool.html @@ -1,15 +1,15 @@ -
Constructs a new poolifier dynamic thread pool.
Minimum number of threads which are always active.
-Maximum number of threads that can be created by this pool.
-Path to an implementation of a ThreadWorker
file, which can be relative or absolute.
Options for this dynamic thread pool.
-Optional
Readonly
emitter{@inheritDoc}
-Protected
Readonly
maxMaximum number of threads that can be created by this pool.
-Inherited from FixedThreadPool.max
Readonly
numberProtected
Readonly
numberNumber of workers that this pool should manage.
-Inherited from FixedThreadPool.numberOfWorkers
Readonly
optsOptions for the pool.
-Protected
Readonly
optsOptions for this fixed thread pool.
+Inherited from FixedThreadPool.opts
Protected
promiseThe promise response map.
+Protected
promiseThe task execution response promise map:
key
: The message id of each submitted task.value
: An object that contains the worker, the promise resolve and reject callbacks.value
: An object that contains the worker, the execution response promise resolve and reject callbacks.When we receive a message from the worker we get a map entry with the promise resolve/reject bound to the message.
-When we receive a message from the worker, we get a map entry with the promise resolve/reject bound to the message id.
+Inherited from FixedThreadPool.promiseResponseMap
Protected
workerWorker choice strategy instance implementing the worker choice algorithm.
-Default to a strategy implementing a round robin algorithm.
-Protected
workerWorker choice strategy context referencing a worker choice algorithm implementation.
+Inherited from FixedThreadPool.workerChoiceStrategyContext
Readonly
workers{@inheritDoc}
-Inherited from FixedThreadPool.workers
+Readonly
Internal
workerPool worker nodes.
+Inherited from FixedThreadPool.workerNodes
Protected
busy{@inheritDoc}
+Whether the pool is busy or not.
+The pool busyness boolean status.
Overrides FixedThreadPool.busy
Protected
full{@inheritDoc}
+Whether the pool is full or not.
+The pool filling boolean status.
Inherited from FixedThreadPool.numberOfRunningTasks
+Inherited from FixedThreadPool.full
{@inheritDoc}
+Pool information.
Inherited from FixedThreadPool.info
+Protected
maxThe pool maximum size.
+Inherited from FixedThreadPool.maxSize
+Protected
minThe pool minimum size.
+Inherited from FixedThreadPool.minSize
+Private
readyThe pool readiness boolean status.
+Inherited from FixedThreadPool.ready
+Protected
typeThe pool type.
+If it is 'dynamic'
, it provides the max
property.
Overrides FixedThreadPool.type
Private
utilizationThe approximate pool utilization.
+The pool utilization.
+ +Inherited from FixedThreadPool.utilization
+Protected
workerThe worker type.
+Inherited from FixedThreadPool.worker
+Protected
afterHook executed after the worker task promise resolution. +
Adds a task function to this pool. +If a task function with the same name already exists, it will be overwritten.
+The name of the task function.
+The task function.
+true
if the task function was added, false
otherwise.
https://nodejs.org/api/errors.html#class-typeerror If the name
parameter is not a string or an empty string.
https://nodejs.org/api/errors.html#class-typeerror If the fn
parameter is not a function.
Inherited from FixedThreadPool.addTaskFunction
+Protected
afterHook executed after the worker task execution. Can be overridden.
The worker.
-The worker node key.
+The received message.
-Inherited from FixedThreadPool.afterPromiseResponseHook
+Inherited from FixedThreadPool.afterTaskExecutionHook
Protected
afterProtected
after{@inheritDoc}
+Method hooked up after a worker node has been newly created. +Can be overridden.
Inherited from FixedThreadPool.afterWorkerSetup
+The newly created worker node key.
+Inherited from FixedThreadPool.afterWorkerNodeSetup
Protected
beforeProtected
beforeHook executed before the worker task promise resolution. +
Hook executed before the worker task execution. Can be overridden.
The worker key.
-Inherited from FixedThreadPool.beforePromiseResponseHook
+The worker node key.
+The task to execute.
+Inherited from FixedThreadPool.beforeTaskExecutionHook
Protected
chooseProtected
createChooses a worker for the next task.
-The default implementation uses a round robin algorithm to distribute the load.
- -[worker key, worker].
+Creates a new, completely set up dynamic worker node.
Inherited from FixedThreadPool.chooseWorker
+New, completely set up dynamic worker node key.
+ +Inherited from FixedThreadPool.createAndSetupDynamicWorkerNode
Protected
createProtected
createCreates a new worker for this pool and sets it up completely.
- -New, completely set up worker.
+Creates a new, completely set up worker node.
Inherited from FixedThreadPool.createAndSetupWorker
+New, completely set up worker node key.
+ +Inherited from FixedThreadPool.createAndSetupWorkerNode
Protected
createProtected
create{@inheritDoc}
+Creates a new worker.
Newly created worker.
+ +Inherited from FixedThreadPool.createWorker
Protected
deregisterDeregisters a listener callback on the worker given its worker node key.
+The worker node key.
+The message listener callback.
+Inherited from FixedThreadPool.deregisterWorkerMessageListener
+{@inheritDoc}
+Terminates all workers in this pool.
Inherited from FixedThreadPool.destroy
Protected
destroy{@inheritDoc}
+Terminates the worker node given its worker node key.
Inherited from FixedThreadPool.destroyWorker
+The worker node key.
+Inherited from FixedThreadPool.destroyWorkerNode
{@inheritDoc}
+Enables/disables the worker node tasks queue in this pool.
Whether to enable or disable the worker node tasks queue.
+Optional
tasksQueueOptions: TasksQueueOptionsThe worker node tasks queue options.
+Inherited from FixedThreadPool.enableTasksQueue
+Executes the specified function in the worker constructor with the task data input parameter.
+Optional
data: DataThe optional task input data for the specified task function. This can only be structured-cloneable data.
+Optional
name: stringThe optional name of the task function to execute. If not specified, the default task function will be executed.
+Optional
transferList: TransferListItem[]An optional array of transferable objects to transfer ownership of. Ownership of the transferred objects is given to the pool's worker_threads worker and they should not be used in the main thread afterwards.
+Promise that will be fulfilled when the task is completed.
+ +Inherited from FixedThreadPool.execute
Protected
flagInherited from FixedThreadPool.flagWorkerNodeAsNotReady
+Protected
flush{@inheritDoc}
+Inherited from FixedThreadPool.flushTasksQueue
+Protected
getGets the worker information given its worker node key.
Inherited from FixedThreadPool.findFreeWorkerKey
+The worker node key.
+The worker information.
+ +Inherited from FixedThreadPool.getWorkerInfo
Protected
internalInherited from FixedThreadPool.internalGetBusyStatus
+Whether the specified task function exists in this pool.
+The name of the task function.
+true
if the task function exists, false
otherwise.
Inherited from FixedThreadPool.hasTaskFunction
Protected
isInternal
+Whether the worker node has back pressure (i.e. its tasks queue is full).
+The worker node key.
+true
if the worker node has back pressure, false
otherwise.
Inherited from FixedThreadPool.hasWorkerNodeBackPressure
+Protected
internal{@inheritDoc}
+Whether worker nodes are executing concurrently their tasks quota or not.
Worker nodes busyness boolean status.
+ +Inherited from FixedThreadPool.internalBusy
+Protected
isShould return whether the worker is the main worker or not.
+Inherited from FixedThreadPool.isMain
Lists the names of task function available in this pool.
+The names of task function available in this pool.
+ +Inherited from FixedThreadPool.listTaskFunctionNames
+Protected
register{@inheritDoc}
+Registers once a listener callback on the worker given its worker node key.
The worker node key.
+The message listener callback.
+Inherited from FixedThreadPool.registerOnceWorkerMessageListener
+Protected
registerRegisters a listener callback on the worker given its worker node key.
+The worker node key.
+The message listener callback.
+Inherited from FixedThreadPool.registerWorkerMessageListener
Protected
removeRemoves the given worker from the pool.
+Removes a task function from this pool.
The worker that will be removed.
-Inherited from FixedThreadPool.removeWorker
+The name of the task function.
+true
if the task function was removed, false
otherwise.
Inherited from FixedThreadPool.removeTaskFunction
Protected
sendProtected
send{@inheritDoc}
+Inherited from FixedThreadPool.sendKillMessageToWorker
+Protected
sendSends the startup message to worker given its worker node key.
The worker node key.
+Inherited from FixedThreadPool.sendStartupMessageToWorker
+Protected
sendSends a message to worker given its worker node key.
+The worker node key.
+The message.
+Optional
transferList: TransferListItem[]The optional array of transferable objects.
+Inherited from FixedThreadPool.sendToWorker
{@inheritDoc}
+Sets the default task function in this pool.
The name of the task function.
+true
if the default task function was set, false
otherwise.
Inherited from FixedThreadPool.setDefaultTaskFunction
+Sets the worker node tasks queue options in this pool.
+The worker node tasks queue options.
+Inherited from FixedThreadPool.setTasksQueueOptions
+Sets the worker choice strategy in this pool.
+The worker choice strategy.
+Optional
workerChoiceStrategyOptions: WorkerChoiceStrategyOptionsThe worker choice strategy options.
+Inherited from FixedThreadPool.setWorkerChoiceStrategy
Protected
setupSetup hook that can be overridden by a Poolifier pool implementation -to run code before workers are created in the abstract constructor.
+Sets the worker choice strategy options in this pool.
The worker choice strategy options.
+Inherited from FixedThreadPool.setWorkerChoiceStrategyOptions
+Protected
setupSetup hook to execute code before worker nodes are created in the abstract constructor. +Can be overridden.
+Inherited from FixedThreadPool.setupHook
Protected
workerThis function is the listener registered for each worker.
- -The listener function to execute when a message is received from a worker.
+Starts the minimum number of workers in this pool.
Inherited from FixedThreadPool.start
+Protected
workerThis function is the listener registered for each worker.
- -The listener function to execute when a message is received from a worker.
+This method is the message listener registered on each worker.
Inherited from FixedThreadPool.workerListener
+Inherited from FixedThreadPool.workerMessageListener
Generated using TypeDoc
Generated using TypeDoc
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, an event is emitted. If you want to listen to this event, use the pool's
- -emitter
.Author
Alessandro Pio Ardizio
+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'semitter
. +Author
Alessandro Pio Ardizio
-Since
0.0.1
+Since
0.0.1