eugen questions

eugen answers

• force jackson mapper to always add class type on writeValue without annotations
• post json to spring mvc controller
• Gson custom serialization
• Annotating resource to produce JSON, but return "text/plain" in response header
• Json Serializing JDK Dynamic Proxy with Jackson library
• JSON Polymorphism
• Generate JSON sample from POJO
• Immutable/polymorphic POJO <-> JSON serialization with Jackson
• Google GSON nested HashMaps deserialization
• Jackson ObjectMapper cannot deserialize POJO, throws an exception: No suitable constructor found for type [...]: can not instantiate from JSON object