#EXCHANGE_RATE_SERVICE

Exchange Rate Service exposing an API, which can be consumed by a frontend application.

Technology used

Java 8 REST API Spring Boot Swagger Lombok Docker container Maria DB Maven

How to run the project

To build and run --> mvn install -DskipTests

To create and start docker container --> docker-compose up -d --build --force-recreate -t 0

Now application is up and running .

Swagger URL -- http://localhost:8081/swagger-ui.html#

DB tables

BASE_CURRENCY_EXCHANGE_RATE --> to keep base currency exchange rate

CURRENCY_EXCHANGE_REQUEST_HISTORY -->to keep currency exchange request history

Use below endpoints

[API-1]POST - http://localhost:8081/exchangeService/convertCurrencies

Request Body :- { "fromCurrency": "EUR", "toCurrency": "USD", "amount": 20 }

[API-2] GET - http://localhost:8081/exchangeService/baseExchangeRate/JPY/ [API-3] GET - http://localhost:8081/exchangeService/derivedExchangeRate/USD/JPY/ [API-4] GET - http://localhost:8081/exchangeService/publicLink [API-5] GET - http://localhost:8081/exchangeService/exchangeHistory

To access DB use Hedis SQL with below credenials - Hostname/IP: localhost port: 3306 User: user password: user

To kill container after use - Docker-compose down

Assumptions

Base currency will always EUR. Conversion between other currencies will happen based of base rate of these concurrencies with EUR.

Improvements

Code coverage and improving design part Jenkins PCF integrations