Simple examples of implementation of Spring Cloud

Proof-of-Concept implementation of cloud scalable simple e-commerce.

Final architecture

1. basic business decomposition

split into two module (product, inventory)

2. external configuration

file-system support (native)

3. service discovery

4. service discovery & random port

Solved: https://blog.joshmlwood.com/eureka-spring-cloud-random-port/

5. client-side load balancing

######Feign client ######Load balancing

6. circuit breaker

7. API gateway