/bookstore-microservices

Implement Bookstore with Microservices architecture

Primary LanguageJavaApache License 2.0Apache-2.0

Building Bookstore application with Microservices

Spring Cloud Framework

  • provides tools for developers to quickly build Microservices patterns in distributed systems
  • provides features and components that make your application compliant with Twelve-Factor rules.
    • Distributed/versioned configuration
    • Service registration and discovery
    • Routing
    • Load balancing
    • Circuit Breakers
    • Distributed messaging

Architecture Design for Bookstore

  • Services
    • api-gateway
    • service-discovery
    • config-server
    • order-service
    • inventory-service

drawing

Service endpoints

  • inventory-service

    • get all items
    curl http://localhost:8081/inventory/items

    result:

    [{
  "id": "2",
  "name": "Amazon web services action",
  "quantity": 5,
  "price": 450,
  "createAt": 1574841716264
},
{
  "id": "3",
  "name": "Clean Architecture",
  "quantity": 5,
  "price": 500,
  "createAt": 1574841716264
},
{
  "id": "4",
  "name": "Mastering Machine Learning with scikit-learn",
  "quantity": 2,
  "price": 750,
  "createAt": 1574841716264
},
{
  "id": "1",
  "name": "Kubernetes in action",
  "quantity": 10,
  "price": 650,
  "createAt": 1574841716264
}]
    • decrease item quantity

  • order-service

    • get all orders
    • create an order
    curl --header "Content-Type: application/json" \
--request POST \
--data '{"itemId":"1", "quantity":2, "createAt": 0}' \
http://localhost:8082/order/orders