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知乎专栏多维度架构

第 15 章 Miscellaneous

目录

15.1. Object to Json
15.2. Json To Object

15.1. Object to Json

		
ObjectMapper mapper = new ObjectMapper();
User user = new User();

//Object to JSON in file
mapper.writeValue(new File("c:\\user.json"), user);

//Object to JSON in String
String jsonInString = mapper.writeValueAsString(user);

//Convert object to JSON string and pretty print
String jsonInString = mapper.writerWithDefaultPrettyPrinter().writeValueAsString(user);