Name : jackson-datatype-jdk8 Product : Fedora 29 Version : 2.9.8 Release : 1.fc29 URL : https://github.com/FasterXML/jackson-modules-java8 Summary : Jackson module that adds supports for JDK 8 data types Description : Java 8 Datatypes: support for other new Java 8 data types outside of date/time: most notably Optional, OptionalLong, OptionalDouble.