Java后台服务器Maven+SpringMVC+Ajax+@RequestBody+Json传输

package com.gyc.springmvc; import javax.servlet.http.HttpServletRequest; import org.springframework.stereotype.Controller; import org.springframework.ui.ModelMap; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RequestMapping; import org.springframework.web.bind.annotation.RequestMethod; import org.springframework.web.bind.annotation.ResponseBody; import com.gyc.models.User; @Controller public class TestJson { @RequestMapping(value="/testJson", method=RequestMethod.POST, produces="application/json;charset=utf-8") @ResponseBody public void testJson(@RequestBody User user) { System.out.println("success"); System.out.println(user); } @RequestMapping(value = "/getUsers", method = RequestMethod.GET) public String getUsers(ModelMap model) { model.addAttribute("user", "user"); return "http://localhost:8080/web-demo/test.jsp"; } }