json中文官网：http://www.json.org/json-zh.html
json官网：http://www.json.org/
json参考手册：(译) JSON-RPC 2.0 规范(中文版)
Jackson官网地址：https://github.com/FasterXML/jackson
Jackson文档地址：https://github.com/FasterXML/jackson-docs
https://github.com/FasterXML/jackson-databind/
https://www.baeldung.com/jackson
https://mkyong.com/tutorials/java-json-tutorials/
https://jenkov.com/tutorials/java-json/index.html
https://www.logicbig.com/tutorials/misc/jackson.html
