Java and JSON ��� Jackson Serialization with ObjectMapper

This guide contains examples that show you how to serialize and deserialize from Java to JSON. It explains how to work with Strings, Objects, LocalDate, Optional, Lists, Maps, etc.

The code blocks are just test cases so you can verify the output and play with the examples. Note that, in real life, you shouldn't create the ObjectMapper��each time you need to parse or generate JSON. It's much more efficient to reuse it once you have configured it. This is, for instance, what you do in Spring...