Oval configuration with Spring Boot using annotations and xml

https://github.com/Pivopil/spring-boot-oauth2-rest-service-password-encoding/blob/master/rest/src/main/java/io/github/pivopil/rest/config/OvalConfig.java

http://oval.sourceforge.net/userguide.html#spring-integration

http://oval.sourceforge.net/userguide.html#xml-configuration

http://oval.sourceforge.net/api/net/sf/oval/constraint/DateRange.html