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Build E-Commerce Apps with Reactive Programming in Spring Boot

Gain insights into building e-commerce apps using Spring Boot and reactive programming. Learn about WebFlux, MongoDB, hypermedia APIs, RSockets, OpenID, and testing methodologies.

Intermediate

98 Lessons

28h

Certificate of Completion

Gain insights into building e-commerce apps using Spring Boot and reactive programming. Learn about WebFlux, MongoDB, hypermedia APIs, RSockets, OpenID, and testing methodologies.

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This course includes

69 Playgrounds

9 Quizzes

Course Overview

What You'll Learn

Course Content

Apply Your Skills

Course Overview

In this course, you will learn about the Spring Boot framework and build an e-commerce web application using reactive programming. You will find that some of the newest ideas in Spring Boot are applied to some well-seasoned favorite problems that Java developers have experience with. The course approaches these old problems with new concepts and more efficient tools. You’ll learn reactive programming, WebFlux, and the basic project structure of a Spring Boot application. Next, you’ll cover data access with...Show More

What You'll Learn

An understanding of the Spring Boot framework and reactive programming

A familiarity with web application development using Spring Boot

The ability to use reactive data stores with Spring Boot for data access

An understanding of developer tools for Spring Boot

Hands-on experience of testing application with Spring Boot

A working knowledge of building APIs, messaging, and RSockets with Spring Boot

Hands-on experience of securing a Spring Boot application

An understanding of the Spring Boot framework and reactive programming

Course Content

Getting Started

2 Lessons

Get familiar with building scalable e-commerce apps using Spring Boot for practical application.

What to Expect

Learning Outcomes

Building a Web App with Spring Boot

11 Lessons

Get started with building a reactive web app using Spring Boot and Spring WebFlux.

What’s Spring Boot?

Introduction to Reactive Programming

The Server in Reactive Programming

Say Hello to Spring WebFlux

Spring Initializr

Getting Started with Our Project

Basic Concepts and Components of a Project

Spring WebFlux Controller

Tiptoeing Into Templates

Summary

Quiz: Building a Web App with Spring Boot

Data Access with Spring Boot

13 Lessons

Work your way through building a reactive e-commerce data access layer with Spring Boot.

Introduction to Reactive Data Store

Defining Our E-commerce Application’s Domain

Creating a Repository

Loading Test Data

Showing the Cart

Adding Items to a Cart

Wrapping Things Inside a Service

Querying the Database

Quiz: Data Accessing with Spring Boot

Developer Tools for Spring Boot

7 Lessons

Apply your skills to use Spring Boot Developer Tools for enhanced development and debugging.

Getting Started with Developer Tools

Say Hello to Developer Tools

Reactor Developer Tools

Logging Reactor Flows

Finding Blocking Code With Blockhound

Summary

Quiz: Developer Tools for Spring Boot

Testing with Spring Boot

8 Lessons

Take a closer look at testing Spring Boot reactive applications, including unit, method, and slice tests.

Introduction to Testing with Spring Boot

Reactively Writing Unit Tests for Domain Objects

Reactively Writing Unit Tests for Methods

Running Embedded Container Tests

Using Spring Boot’s Slice Testing

Unit testing With BlockHound

Summary

Quiz: Testing with Spring Boot

Operations with Spring Boot

11 Lessons

See how it works to deploy, monitor, and manage Spring Boot applications using Docker and Actuator.

Deploying Our Application to Production

Going to Production with Docker

Pinging Our App with Spring Boot Actuator

Serving Valuable App Details With /actuator/info

Accessing Additional Actuator Endpoints

Exploring Actuators

Reading Operation Data: Non-persistent

Reading Operation Data: Persistent

Customizing Management Service Route

Summary

Quiz: Operations with Spring Boot

Building APIs with Spring Boot

8 Lessons

Master the steps to building robust Spring Boot APIs, integrating hypermedia, and enhancing documentation.

Creating an HTTP Web Service

Creating an API Portal

Creating a Hypermedia-Based Web Service

Testing Our HypermediaItemController

The Value of Hypermedia

Adding Affordances to Our API

Summary

Quiz: Building APIs with Spring Boot

Messaging with Spring Boot

9 Lessons

Learn how to use asynchronous messaging with RabbitMQ, Spring AMQP, and Testcontainers.

Introduction to Messaging with Spring Boot

Tackling a Problem with a Familiar Pattern

Testing with Ease

Crafting a Test Case

Crafting a REST Controller

Wrapping a Blocking API Call with a Custom Scheduler

Coding a Consumer

Summary

Quiz: Messaging with Spring Boot

RSocket with Spring Boot

11 Lessons

Discover the logic behind RSocket paradigms, server/client setup, and Reactive Streams in Spring Boot.

Introduction to RSocket with Spring Boot

Creating a Reactive Protocol

RSocket Paradigms

Creating a RSocket Server

Adding a FluxProcessor

Creating a RSocket Client

Converting a Webflux Request Into an RSocket Request/Response

Converting a Webflux Request Into an RSocket Fire-And-Forget

Converting a Webflux Request Into an RSocket Channel

Summary

Quiz: RSocket with Spring Boot

10.

Securing Our Application with Spring Boot

14 Lessons

Examine securing Spring Boot apps with Spring Security, user management, method-level security, and OAuth integration.

Introduction to Securing Our Application with Spring Boot

Getting Started

Configure Users

Taking the Driver’s Seat

Challenge: The DELETE Operation

Solution: The DELETE Operation

Tapping Into User Context

Method-Level Security

Challenge: Method-Level Security

Solution: Method-Level Security

Conditional Links Based on Authorization

OAuth Security

Summary

Quiz: Securing Our Application with Spring Boot

11.

Epilogue

1 Lessons

Find out about key Spring Boot concepts, API building, message handling, and application security.

That's a Wrap!

12.

Appendix

3 Lessons

Solve problems in configuring database operations, RSocket server, and client setups with Spring Boot.

Functions for Database Querying

RSocket Server Project Instructions

RSocket Client Project instructions

Course Author

Greg L. Turnquist

Project

Go Green: Create a Recycling App Using Angular and Spring Boot

beginner

1 hour

Project

Go Green: Create a Recycling App Using Angular and Spring Boot

Create a recycling app using Angular and Spring Boot, enabling users to recycle waste and receive discounts.

beginner

1 hour

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