Kafka Streams in Action

Chapter 3. Developing Kafka Streams

This chapter covers

• Introducing the Kafka Streams API
• Building Hello World for Kafka Streams
• Exploring the ZMart Kafka Streams application in depth
• Splitting an incoming stream into multiple streams

In chapter 1, you learned about the Kafka Streams library. You learned about building a topology of processing nodes, or a graph that transforms data as it’s streaming into Kafka. In this chapter, you’ll learn how to create this processing topology with the Kafka Streams API.

The Kafka Streams API is what you’ll use to build Kafka Streams applications. You’ll learn how to assemble Kafka Streams applications; but, more important, you’ll gain a deeper understanding of how the components work together and how they ...