annippolito/customer-mapper-service

Customer Mapper Service

Service info

This service stores entities defined as:

• customerId -> int
• externalId -> string
• createdAt -> date

It expose two endpoints with a POST and GET operations.

• POST endpoint take as parameter the customerId and the createdAt, store it in a in-memory database pairing it with an externalId. The externalId is generated the service itself. The date is expected to be valid with format yyyy-mm-dd and can't be in the future.

• GET endpoint returns the externalId of a given customerId

Requirements

• JDK >= 11
• Maven 3

Building the service

mvn clean package

Run tests

You can execute both junit tests than integration tests by:

mvn clean test

Running the service locally

After the project is built you can run it locally:

java -jar target/customer-mapper-service-0.0.1-SNAPSHOT.jar

Alternatively you can use the Spring Boot Maven plugin like so:

mvn spring-boot:run

Explore and test manually the api

You can access and use the api easily by the swagger once the service is running

1. mvn spring-boot:run
2. http://localhost:8080/swagger-ui/index.html#

Running the service in Docker

If you want run it in Docker you can build the image and then run it

1. docker build -t customer-mapper-service .
2. docker run -it --rm -p8080:8080 customer-mapper-service
3. http://localhost:8080/swagger-ui/index.html#