Book Image

Building Applications with Spring 5 and Vue.js 2

By : James J. Ye
Book Image

Building Applications with Spring 5 and Vue.js 2

By: James J. Ye

Overview of this book

Building Applications with Spring 5 and Vue.js 2, with its practical approach, helps you become a full-stack web developer. As well as knowing how to write frontend and backend code, a developer has to tackle all problems encountered in the application development life cycle – starting from the simple idea of an application, to the UI and technical designs, and all the way to implementation, testing, production deployment, and monitoring. With the help of this book, you'll get to grips with Spring 5 and Vue.js 2 as you learn how to develop a web application. From the initial structuring to full deployment, you’ll be guided at every step of developing a web application from scratch with Vue.js 2 and Spring 5. You’ll learn how to create different components of your application as you progress through each chapter, followed by exploring different tools in these frameworks to expedite your development cycle. By the end of this book, you’ll have gained a complete understanding of the key design patterns and best practices that underpin professional full-stack web development.
Table of Contents (23 chapters)
Title Page
Copyright and Credits
Dedication
About Packt
Contributors
Preface
Index

Implement registration in domain model


UserService that RegistrationApiController depends on is very thin because its responsibility only includes the following:

  • Coordinating tasks on the models
  • Guarding the domain model with security constraints
  • Controlling transactions

Most importantly, its responsibility should not involve any business logic. Business logic should only live in the domain models. Figure 9.11 shows the relationship between UserService and its dependencies:

Figure 9.11: UserService class diagram

As you can see, the implementation of UserService, which is UserServiceImpl, relies on RegistrationService, which is a Domain Service to handle the actual registration. It also relies on MailManager to send email and DomainEventPublisher to publish the UserRegisteredEvent domain event.

Implement the UserService application service

As mentioned, Application Services should be kept thin. They can hold references to their dependencies, such as Repositories, Domain Services, and Infrastructure...