Josupeit.Practices.Jobs.Scheduler 1.1.3

Prefix Reserved
dotnet add package Josupeit.Practices.Jobs.Scheduler --version 1.1.3
                    
NuGet\Install-Package Josupeit.Practices.Jobs.Scheduler -Version 1.1.3
                    
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Josupeit.Practices.Jobs.Scheduler" Version="1.1.3" />
                    
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageVersion Include="Josupeit.Practices.Jobs.Scheduler" Version="1.1.3" />
                    
Directory.Packages.props
<PackageReference Include="Josupeit.Practices.Jobs.Scheduler" />
                    
Project file
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package.
paket add Josupeit.Practices.Jobs.Scheduler --version 1.1.3
                    
#r "nuget: Josupeit.Practices.Jobs.Scheduler, 1.1.3"
                    
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
#:package Josupeit.Practices.Jobs.Scheduler@1.1.3
                    
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package.
#addin nuget:?package=Josupeit.Practices.Jobs.Scheduler&version=1.1.3
                    
Install as a Cake Addin
#tool nuget:?package=Josupeit.Practices.Jobs.Scheduler&version=1.1.3
                    
Install as a Cake Tool

Josupeit.Practices.Jobs.Scheduler

TaskPoolJobFactory is convenient, but it offers no control over how many jobs run at the same time or in what order. When those guarantees matter — for example, when jobs modify shared state, process a queue of user-submitted tasks one at a time, or must be paused while the application is busy — you need to route them through a scheduler.

SchedulerJobFactory bridges the job model and the scheduler model: it creates IJob instances that, when started, submit their work to a given IScheduler. The scheduler's own concurrency and ordering rules apply automatically. Any IScheduler implementation works, but ChannelScheduler is the natural partner because it supports backpressure, configurable parallelism, and pausing.

dotnet add package Josupeit.Practices.Jobs.Scheduler

How to use

Sequential execution

// DegreeOfParallelism = 1 means jobs run strictly one at a time, in the order they were started.
var scheduler = new ChannelScheduler(new ChannelSchedulerOptions { DegreeOfParallelism = 1 });
await scheduler.StartAsync();

IJobFactory factory = new SchedulerJobFactory(scheduler);

IJob step1 = factory.Create(async ct => await StepOneAsync(ct));
IJob step2 = factory.Create(async ct => await StepTwoAsync(ct));

step1.Start();
step2.Start(); // queued behind step1

await step1;
await step2;

await scheduler.StopAsync();

Bounded parallelism

// Allow up to four jobs to run concurrently.
var scheduler = new ChannelScheduler(new ChannelSchedulerOptions { DegreeOfParallelism = 4 });
await scheduler.StartAsync();

IJobFactory factory = new SchedulerJobFactory(scheduler);

var jobs = Enumerable
    .Range(0, 20)
    .Select(i => factory.Create(async ct => await ProcessAsync(i, ct)))
    .ToList();

foreach (var job in jobs)
    job.Start();

foreach (var job in jobs)
    await job;

await scheduler.StopAsync();

Pausing

Because ChannelScheduler implements IAsyncService, you can pause the entire queue. Jobs already executing will continue until they complete; jobs waiting in the queue will not be picked up until the scheduler is resumed.

await scheduler.PauseAsync();
// ... no new jobs start ...
await scheduler.ResumeAsync();
Product Compatible and additional computed target framework versions.
.NET net5.0 was computed.  net5.0-windows was computed.  net6.0 was computed.  net6.0-android was computed.  net6.0-ios was computed.  net6.0-maccatalyst was computed.  net6.0-macos was computed.  net6.0-tvos was computed.  net6.0-windows was computed.  net7.0 was computed.  net7.0-android was computed.  net7.0-ios was computed.  net7.0-maccatalyst was computed.  net7.0-macos was computed.  net7.0-tvos was computed.  net7.0-windows was computed.  net8.0 was computed.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed.  net9.0 was computed.  net9.0-android was computed.  net9.0-browser was computed.  net9.0-ios was computed.  net9.0-maccatalyst was computed.  net9.0-macos was computed.  net9.0-tvos was computed.  net9.0-windows was computed.  net10.0 was computed.  net10.0-android was computed.  net10.0-browser was computed.  net10.0-ios was computed.  net10.0-maccatalyst was computed.  net10.0-macos was computed.  net10.0-tvos was computed.  net10.0-windows was computed. 
.NET Core netcoreapp2.0 was computed.  netcoreapp2.1 was computed.  netcoreapp2.2 was computed.  netcoreapp3.0 was computed.  netcoreapp3.1 was computed. 
.NET Standard netstandard2.0 is compatible.  netstandard2.1 was computed. 
.NET Framework net461 was computed.  net462 was computed.  net463 was computed.  net47 was computed.  net471 was computed.  net472 was computed.  net48 was computed.  net481 was computed. 
MonoAndroid monoandroid was computed. 
MonoMac monomac was computed. 
MonoTouch monotouch was computed. 
Tizen tizen40 was computed.  tizen60 was computed. 
Xamarin.iOS xamarinios was computed. 
Xamarin.Mac xamarinmac was computed. 
Xamarin.TVOS xamarintvos was computed. 
Xamarin.WatchOS xamarinwatchos was computed. 
Compatible target framework(s)
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NuGet packages

This package is not used by any NuGet packages.

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Version Downloads Last Updated
1.1.3 122 3/11/2026
1.0.7 113 3/10/2026

- Fixes release notes being empty when packing at a tagged commit;- Bumps Jobs.Abstractions, Jobs.Core and Jobs.Scheduler to 1.1;- Fixes XML documentation on SchedulerJob variants;- Propagates ScheduleAsync errors to SchedulerJob