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The BookRepositoryImplRaw.java includes all raw examples which we create content as XML, JSON and postto RESTful WS The BookRepositoryImplJackson.java includes all raw examples which we use Jackson to convert objects to XML, JSON before sending RESTful WS The BookRepositoryImplSpring.java includes all raw examples about creating RESTful Client With Spring RestTemplate.
Source code are described: ###Simple Java RESTful Web Service Clients ###java-restful-client-spring-resttemplate #3. Related articles ###Convert Java Objects To JSON And Vice Versa ###RESTful Client With Spring RestTemplate