Container View for the REST Microservices Example

Diagram

Description

Shows the containers of the Microservices Example and their RESTful communication

Roles

Person/Role	Description
Customer	A customer of the online shop

Systems

System	Description
Email System	Sends Emails e.g. to customers
Logistics System	Handles shipping with DHL, UPS, etc.
Payment System	Handles Credit Card, PayPal, etc.

Containers

Container	Description
Account Database	Stores user accounts
Account Service	Handles user accounts
Inventory Database	Stores the inventory
Inventory Service	Handles inventory
Notification Service	Handles notifications
Order Database	Stores the orders
Order Service	Handles orders
Payment DB	Stores payments
Payment Service	Handles payments
Product Catalog Database	Stores the product catalog
Product Catalog Service	Handles the product catalog
Shipping Database	Stores the shipping data
Shipping Service	Handles shipping
Shop Frontend	The frontend of the online shop
Shopping Cart Database	Stores the shopping cart
Shopping Cart Service	Handles the shopping cart

Synchronous Requests

From	Name	To	Technology	Description
Shop Frontend	calls	Order Service		get products, place orders
Notification Service	request	Account Service	REST	Email for Account
Notification Service	request	Email System	SMTP	Send Email
Shopping Cart Service	request	Product Catalog Service	REST	Product Data
Order Service	request	Shipping Service	REST	Ship Order
Order Service	request	Notification Service	REST	Notify Customer
Shopping Cart Service	request	Order Service	REST	Create Order
Product Catalog Service	request	Inventory Service	REST	Check Inventory
Payment Service	request	Account Service	REST	Payment Data
Shipping Service	request	Logistics System	REST	Ship Order
Shipping Service	request	Account Service	REST	Account Address
Payment Service	request	Payment System	REST	Trigger Payment
Order Service	request	Inventory Service	REST	Update Inventory
Order Service	request	Payment Service	REST	Payment for Order
Inventory Service	store	Inventory Database	JDBC	Inventory Data
Payment Service	store	Payment DB	JDBC	Payment Data
Account Service	store	Account Database	JDBC	Account Data
Order Service	stores/queries	Order Database	JDBC	Order Data
Product Catalog Service	stores/queries	Product Catalog Database	MongoDB	Product Catalog
Shipping Service	stores/queries	Shipping Database	MongoDB	Shipping Data
Shopping Cart Service	stores/queries	Shopping Cart Database	MongoDB	Shopping Cart Data
Customer	uses	Shop Frontend		browse products, place orders

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