REST APIs

Who will the Course Benefit?

This course will benefit developers who are required to build or maintain REST services and/or clients,and anyone otherwise interested in what a REST API is,how it works,and how to build a good one.

Course Objectives

This course aims to provide the delegate with the skills and knowledge necessary to design and build good quality REST APIs.

REST APIs Training Course Course Contents - DAY 1

Course Introduction

• Administration and Course Materials
• Course Structure and Agenda
• Delegate and Trainer Introductions

Session 1: PREREQUISITES

• APIs
• Web apps
• Web services
• HTTP
• JSON
• Serialisation

Session 2: REST THEORY

• What is a REST API?
• Guiding principles/constraints
• Resources
• Methods
• Naming

Session 3: REST SERVICES

• Designing a REST API
• Building a REST service with:
  • Spring Boot (Java) or;
  • Flask (Python) or;
  • Express (JavaScript)

Session 4: REST CLIENTS

• Off-the-shelf REST clients,e.g. Postman
• Building a REST client with:
  • HttpClient (Java) or;
  • Requests (Python) or;
  • Axios (JavaScript)

REST APIs Training Course Course Contents - DAY 2

Session 5: REST API CONFIGURATION

• Caching
• Compression
• Content negotiation
• HATEOAS
• Idempotence
• Security
• Versioning
• Statelessness
• Documentation

Session 6: MORE REST THEORY

• The Richardson Maturity Model
• Searching,sorting,and pagination
• The n+1 problem
• PUT vs. POST
• Authentication techniques

Requirements

Delegates attending this course should have some knowledge of,or experience in,software development. Ideally delegates will be comfortable coding in Java,Python,or JavaScript to a fundamental level. This knowledge can be gained by attendance on one of the following courses.

Further Learning

• Core Spring
• Python Programming 2
• Developing Node.js Web Applications
• GraphQL