学习视频：【编程不良人】继spring之后快速入门springmvc,面对SpringMVC不用慌第七章、SpringMVC与Ajax集成引入相关依赖com.fasterxml.jackson.corejackson-databind2.9.8开发控制器@Controller@RequestMapping("json")publicclassJsonController{/***使用阿里fastjson转换json*/@RequestMapping("showAll")public@ResponseBodyListfindAll(){//1.收集数据//2.调用业务Listusers=newA