Pro Asynchronous Programming with .NET

CHAPTER 12

Task Scheduling

You saw in Chapter 6 how, when creating a continuation, you can pass a scheduler on which to execute the task. The example in the chapter used the out-of-the-box SynchronizationContextTaskScheduler to push task execution on to the UI thread. It turns out, however, that there is nothing special about the SynchronizationContextTaskScheduler; the task scheduler is a pluggable component. .NET 4.5 introduced another specialized scheduler, but beyond that you can write task schedulers yourself. This chapter looks at the new sch eduler introduced in .NET 4.5 and how to write a custom task scheduler. Writing custom task schedulers ...