本文设计了一款Android 校园助手软件，客户端采用Android Studio 作为开发平台，以JSON 数据格式为载 体。详细阐述了JSON数据格式的使用，Gson 在校园助手中数据JSON格式化及JSON数据对象化的应用，以及客户端和服务 端的交互，这些实现技术对开发相关项目具有现实的参考价值。

This paper develops an Android campus assistant app, which uses Android Studio as the development platform, and uses JSON data format as the carrier. This paper elaborates on the usage of the JSON data format, the application of Gson in JSON formatting data and JSON data objectification, and the interaction between client and server. The realization of these technologies has practical reference value to the development of related project.