Currency Api

A JSON RESTFul Api that provides foreign exchange rates.

/currencies Return actual currencies.
/currencies/:currency Return the exchange rate for specified currency. i.e: /currencies/BRL
/convert? to = BRL & amount = 12 Return the conversion result of specified amount and currency. to and amount are query parameters.

Motivation

I'm using this project for experimental purposes. So I'm using some lightweight frameworks and tools to lets project's structure and code simple, easy to read and with no magical things.

Technologies

Spark Framework

Spark - A tiny Sinatra inspired framework for creating web applications in Java 8 with minimal effort. http://sparkjava.com/

Jodd - HTTP

Jodd is set of Java micro frameworks, tools and utilities, under 1.5 MB. Designed with common sense to make things simple, but not simpler. http://jodd.org/doc/http.html

Google Guava - CacheLoader

A simple in memory cache api. Google Guava - https://github.com/google/guava/tree/a9f8b899c07a33c2203b4e6cf84861646952aeed

currencylayer - 3rd part API

This project consumes exchange rates from currencylayer API. Reliable Exchange Rates & Currency Conversion for your Business. Real-time JSON API for 168 World Currencies https://currencylayer.com/.

This projects uses a free account, for that reason, some features were not implemented. Like change the default currency and conversion from another currencies.

Tests

# Test - Run all project's tests
gradle test

Running

# Run - Starts a HTTP Server at http://localhost:4567
gradle run

horaciosystem/currency_api

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