Book Image

Building Web Apps with Spring 5 and Angular

By : Ajitesh Kumar Shukla
Book Image

Building Web Apps with Spring 5 and Angular

By: Ajitesh Kumar Shukla

Overview of this book

Spring is the most popular application development framework being adopted by millions of developers around the world to create high performing, easily testable, reusable code. Its lightweight nature and extensibility helps you write robust and highly-scalable server-side web applications. Coupled with the power and efficiency of Angular, creating web applications has never been easier. If you want build end-to-end modern web application using Spring and Angular, then this book is for you. The book directly heads to show you how to create the backend with Spring, showing you how to configure the Spring MVC and handle Web requests. It will take you through the key aspects such as building REST API endpoints, using Hibernate, working with Junit 5 etc. Once you have secured and tested the backend, we will go ahead and start working on the front end with Angular. You will learn about fundamentals of Angular and Typescript and create an SPA using components, routing etc. Finally, you will see how to integrate both the applications with REST protocol and deploy the application using tools such as Jenkins and Docker.
Table of Contents (18 chapters)
Title Page
Credits
About the Author
About the Reviewer
www.PacktPub.com
Customer Feedback
Preface

Transaction management


In this section, you will learn about some of the important aspects of transaction management with a focus on declarative transaction management. Before going into the details of declarative transaction management, let's try and understand how Spring deals with transaction management.

Transaction management is primarily about defining a transaction boundary in relation to the following to ensure data consistency:

  • When a transaction gets started
  • Data being persisted
  • When the transaction gets rolled back 
  • When the transaction is closed

Here are some of the key aspects of a Spring transaction boundary:

  • Isolation: It represents the transaction boundary by determining the extent to which a transaction is isolated from other transactions.
  • Propagation: It represents the scope of the transaction, for example, whether a code needs to be executed within a new transaction or continue executing within the existing transaction. In a later section, different transaction propagation is dealt...