In a previous article I demonstrated one way to create a RESTful interface using a plain Java Servlet. In this article I wanted to extend that to include JSON serialization using Jackson. I found a very simple article showing a basic case mapping a POJO to JSON and back again. However, when I copied this straight over I got the following error: org.codehaus.jackson.map.JsonMappingException: No serializer found for class DataClass and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationConfig.Feature.FAIL_ON_EMPTY_BEANS)org.codehaus.jackson.map.JsonMappingException: No serializer found for class DataClass and no properties discovered to create......

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