FasterXML/jackson-datatype-guava — pull request #9 by christophercurrie (2012-10-02 03:41:27+00:00)
Title: Support NON_NULL on Optional. Fixes #8.

Turns out the fix for #8 was simpler than I expected. This fix is based on the equivalent one done in FasterXML/jackson-module-scala@2a30769