Mastering Spring Cloud

Using Feign client

RestTemplate is a Spring component specially adapted to interact with Spring Cloud and microservices. However, Netflix has developed their own tool that acts as a web service client for providing out-of-the-box communication between independent REST services. Feign client, which is in it, generally does the same as RestTemplate with the @LoadBalanced annotation, but in a more elegant way. It is a Java to HTTP client binder that works by processing annotations into a templatized request. When using Open Feign client, you only have to create an interface and annotate it. It integrates with Ribbon and Eureka to provide a load balanced HTTP client, fetching all the necessary network addresses from service discovery. Spring ...