Advanced Topics

Event though the following topics are considered “advanced” usage of spray-routing they are not necessarily hard to understand. We simply assume that many users will be able to use spray-routing effectively without having to fully understand the topics in this chapter.

• Understanding the DSL Structure
  • Understanding Extractions
  • Performance Tuning
• Case Class Extraction
  • Case Class Validation
• Custom Directives
  • Configuration Labelling
  • Transforming Directives
    • map / hmap
    • flatMap / hflatMap
    • require / hrequire
    • recover / recoverPF
  • Directives from Scratch
• Response Streaming