fertkir / money-transfer

Money transferring system

How to build

1. Make sure your default java is of 8 version.
2. Run ./gradlew clean build

How to run

java -jar build/libs/money-transfer-1.0.0.jar

API usage

Create a new account

Request:

POST /accounts HTTP/1.1
Host: localhost:8080

Response:

HTTP/1.1 201 Created
Content-Type: application/json
Content-Length: 21

{
  "id": 1,
  "balance": 0
}

Getting account data

Request:

GET /accounts?accountId=1 HTTP/1.1
Host: localhost:8080

Response:

HTTP/1.1 200 OK
Content-Type: application/json
Content-Length: 21

{
  "id": 1,
  "balance": 0
}

Getting all accounts data

Request:

GET /accounts HTTP/1.1
Host: localhost:8080

Response:

HTTP/1.1 200 OK
Content-Type: application/json
Content-Length: 44

[
  {
    "id": 1,
    "balance": 0
  },
  {
    "id": 2,
    "balance": 0
  }
]

Top up the account

Request:

PUT /accounts/topup?accountId=1&amount=1000
Host: localhost:8080

Response:

HTTP/1.1 200 OK
Content-Type: application/json
Content-Length: 24

{
  "id": 1,
  "balance": 1000
}

Withdraw from the account

Request:

PUT /accounts/withdraw?accountId=1&amount=100
Host: localhost:8080

Response:

HTTP/1.1 200 OK
Content-Type: application/json
Content-Length: 23

{
  "id": 1,
  "balance": 900
}

Transfer money from one account to another

Request:

PUT /accounts/transfer?from=1&to=2&amount=100
Host: localhost:8080

Response:

HTTP/1.1 200 OK
Content-Type: application/json
Content-Length: 66

{
  "source": {
    "id": 1,
    "balance": 800
  },
  "target": {
    "id": 2,
    "balance": 100
  }
}