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Hands-On Microservices with  Kotlin

You're reading from   Hands-On Microservices with Kotlin Build reactive and cloud-native microservices with Kotlin using Spring 5 and Spring Boot 2.0

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Product type Paperback
Published in Jan 2018
Publisher Packt
ISBN-13 9781788471459
Length 414 pages
Edition 1st Edition
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Author (1):
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Juan Antonio Medina Iglesias Juan Antonio Medina Iglesias
Author Profile Icon Juan Antonio Medina Iglesias
Juan Antonio Medina Iglesias
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Table of Contents (14) Chapters Close

Preface 1. Understanding Microservices 2. Getting Started with Spring Boot 2.0 FREE CHAPTER 3. Creating RESTful Services 4. Creating Reactive Microservices 5. Reactive Spring Data 6. Creating Cloud-Native Microservices 7. Creating Dockers 8. Scaling Microservices 9. Testing Spring Microservices 10. Monitoring Microservices 11. Deploying Microservices 12. Best Practices 13. Other Books You May Enjoy

Managing the Spring context

The Spring application context is where our beans are referenced to be used in our application, and managing it correctly is not a simple task. When we have dozens of beans created, where and how we access them is important, and we could end up in a situation that we refer to as an incorrect bean.

In this section, we will discuss ways to handle this complexity.

Constructor injection

In this book, we have used @Autowired in our examples to illustrate how we ask Spring to inject a bean into our application.

Consider this example of two services and a controller that uses them:

import org.springframework.beans.factory.annotation.Autowired
import org.springframework.stereotype.Service
import org.springframework...
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