$ git clone https://github.com/torleifg/oneroster-v1-rest-provider.git
$ cd oneroster-v1-rest-provider/
$ mvn clean package
$ java -jar target/oneroster-v1-rest-provider-0.9.0-SNAPSHOT.jar
IMS OneRoster Specification https://www.imsglobal.org/lis/imsonerosterv1p0/imsOneRoster-v1p0.html