ConcurrencyExecutor class

An executor that limits the number of jobs running concurrently. Executes jobs in LIFO order, queueing additional jobs once the concurrency limit is reached. If the maximum queue size is reached, oldest jobs are completed with a CancellationException.

Inheritance

Constructors

ConcurrencyExecutor({required Executor delegate, required int concurrencyLimit, required int maxQueueSize})

Properties

concurrencyLimit int
The maximum number of jobs that can execute concurrently
final
delegate Executor
The delegate used to execute jobs
final
disposed bool
no setteroverride
hashCode int
The hash code for this object.
no setterinherited
maxQueueSize int
The maximum number of queued jobs. Once this limit is reached, submitting more jobs to the executor results in oldest jobs completing with a CancellationException
final
outstanding int
no setteroverride
queueSize int
no setter
runtimeType Type
A representation of the runtime type of the object.
no setterinherited

Methods

dispose() → void
called when done, cancels any oustanding jobs
override
hasJobWithDeduplicationKey(Job job) bool
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
submit<Q, R>(Job<Q, R> job) Future<R>
override
submitAll<Q, R>(Job<Q, R> job) List<Future<R>>
submits the given function and value to all isolates in the executor, useful for cases where state must be set up in isolates prior to executing jobs
override
toString() String
A string representation of this object.
inherited

Operators

operator ==(Object other) bool
The equality operator.
inherited