Meno Hochschild

Some links: - https://spin.atomicobject.com/2016/07/01/custom-serializer-jackson/?utm_source=stack-overflow-ao&utm_medium=referral&utm_campaign=custom-serializer-jackson - http://www.baeldung.com/jackson-custom-serialization - https://github.com/eugenp/tutorials/tree/master/jackson - https://github.com/FasterXML/jackson-modules-java8 See also the related issue #745

An example would be to calculate sunrise/sunset based on user location accessible via Android location service. Other example: https://android.googlesource.com/platform/frameworks/base/+/21cc4bcd01266446b438e6c7a51cb8d63d61039f/services/core/java/com/android/server/twilight/TwilightService.java

The websites - https://en.wikipedia.org/wiki/Calendar_reform - http://myweb.ecu.edu/mccartyr/calendar-reform.html contain links to various calendar reform studies and proposals. Time4J could introduce a new `reform`-subpackage below `net.time4j.calendar` for such more or less synthetic calendars....

This would roughly model what `XMLGregorianCalendar` also does but with a nicer API and higher time resolution (nanosecs versus millisecs). It can contain methods like `hasDate()`, `getDate()`, `getOffset()` etc. to...

CLDR-patterns for relative times are only available with one (or zero) placeholder for the amount. This could be a decimal number, however. Actually it is just a rounded down integer....