I created a TPL Dataflow pipeline which consist of 3 TransformBlock's and an ActionBlock at the end.
var loadXml = new TransformBlock<Job, Job>(job => { ... }); // I/O
var validateData = new TransformBlock<Job, Job>(job => { ... }); // Parsing&Validating&Calculations
var importJob = new TransformBlock<Job, Job>(job => { ... }); // Saving to database
var loadingFailed = new ActionBlock<Job>(job => CreateResponse(job));
var validationFailed = new ActionBlock<Job>(job => CreateResponse(job));
var reportImport = new ActionBlock<Job>(job => CreateResponse(job));
loadXml.LinkTo(validateData, job => job.ReturnCode …Run Code Online (Sandbox Code Playgroud)