Sample money transfer application

This is a demo project as a first interview step.

What was used

• NO Spring framework Guice instead
• H2 database
• Jetty Container
• Jersey JAX-RS implementation

Requirements

• Java 8 Runtime

How to run

gradlew clean build run

Application will start a jetty server, H2 database. Next API are available:

• http://localhost:8080/account
• http://localhost:8080/transaction

Available Services

HTTP METHOD	PATH	USAGE
PUT	/account/	create new account
GET	/account/id	get account detais
POST	/account/id	update account
POST	/transaction/	perform transaction between accounts

Http Status

• 200 OK: In case of success
• 400 Bad Request: in case of business errors
• 500 Internal Server Error: unexpected error

Sample JSON for User and Transaction

Account :

{
    "id": 2,
    "holder": "anton kabachkov",
    "balance": 100
} 

Transaction:

{
	"creditAccountId":2,
	"debitAccountId":1,
	"amount": 99
}