Chapter 7. Creating and Consuming Web Services

In this chapter, we will cover:

  • Creating an RSS feed
  • Consuming a JSON service
  • Building REST services with JSON
  • Adding authentication to REST services
  • Implementing token-based authorization for API access

Introduction

Web services are essential when looking forward to expose application functionality to third-party applications, or when looking forward to integrate foreign services into our own applications. They offer a broad set of technologies and definitions so that systems written in different programming languages can communicate.

This chapter introduces a set of recipes to consume web services, and to expose parts of our application as web services.

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