miguelaraco / n26-code-challenge

N26's code challenge solution

N26 Challenge

Solution to the N26 challenge.

Getting started

Prerequisites

This application can be run either by using a JRE (8+) directly, or through Docker:

Local JRE

1. Install maven 3

2. Run the following command in the root directory of the project:

   mvn package
   

Docker

1. Build the image. E.g.:

   docker build --tag miguel-aragon-n26-challenge .
   

Usage

Running

Option 1: Local JRE

java -jar target/n26-challenge.jar \
	[-C[property]]

Option 2: Docker

docker run --name miguel-aragon-n26-challenge -p 8080:8080 \
	[--env JAVA_OPTS=""] \
	miguel-aragon-n26-challenge \
	[-C[property]]

Parameters

Properties can be specified by passing a -C parameter. E.g.:

-Cspring.profiles.active=dev

The application uses Spring Boot so any of their properties can be specified (see Common application properties).

Additionally, the following application-specific properties can be defined:

Property	Description
mx.araco.miguel.n26.sampling-period	Period of time that the SamplingStatisticsService calculates transaction statistics of (ISO 8601 duration)
mx.araco.miguel.n26.sample-period	How long it takes for the SamplingStatisticsService to sample new statistics (ISO 8601 duration)

Testing

To run the tests you need to have installed maven 3 and run:

mvn test