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Mastering Spring Boot 2.0

You're reading from   Mastering Spring Boot 2.0 Build modern, cloud-native, and distributed systems using Spring Boot

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Product type Paperback
Published in May 2018
Publisher Packt
ISBN-13 9781787127562
Length 390 pages
Edition 1st Edition
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Author (1):
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Dinesh Rajput Dinesh Rajput
Author Profile Icon Dinesh Rajput
Dinesh Rajput
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Table of Contents (17) Chapters Close

Preface 1. Getting Started with Spring Boot 2.0 2. Customizing Auto-Configuration in Spring Boot Application FREE CHAPTER 3. Getting Started with Spring CLI and Actuator 4. Getting Started with Spring Cloud and Configuration 5. Spring Cloud Netflix and Service Discovery 6. Building Spring Boot RESTful Microservice 7. Creating API Gateway with Netflix Zuul Proxy 8. Simplify HTTP API with Feign Client 9. Building Event-Driven and Asynchronous Reactive Systems 10. Building Resilient Systems Using Hystrix and Turbine 11. Testing Spring Boot Application 12. Containerizing Microservice 13. API Management 14. Deploying in Cloud (AWS) 15. Production Ready Service Monitoring and Best Practices 16. Other Books You May Enjoy

Declarative REST client – Feign basics

According to the Feign documentation:

"Feign is a Java to HTTP client binder inspired by Retrofit, JAXRS-2.0, and WebSocket. Feign's first goal was reducing the complexity of binding Denominator uniformly to HTTP APIs regardless of ReSTfulness."

Netflix has developed a declarative web service client called Feign. It is very easy to create compared to other web service clients, such as Spring's RestTemplate, DiscoveryClient, and EurekaClient. To create a Feign REST client, create an interface and annotate this interface with an annotation provided by the Netflix Feign library. You don't need to implement this interface in your cloud application to use the microservice. The Feign client provides support to use Feign annotations and JAX-RS annotations. And you can also use the Spring MVC annotations and the same...

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