How to Parse JSON with Java (using Jackson and JSONGen) HD

How to use JSONGen to create a simple class (POJO / Java Bean) from JSON and then parse JSON matching that class. Updated documentation: https://github.com/coolaj86/json-examples/tree/master/java/jackson Errata: * By "sub-class" I mean "inner-class" * By default jackson throw errors on normal json the fix is to call `mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);`