import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import com.spinfo.entity.User;
@Controller
public class LoginController{
@RequestMapping("/hello")
public String handleRequest(HttpServletRequest arg0, HttpServletResponse arg1) throws Exception
{
System.out.println("运行springmvc2--Controller");
return "login";
}
/**
* SpringMVC接收表单参数
* 第一种方式:
* 直接把表单的参数写在Controller相应的方法的形参中,返回一个String,该String表示成功跳转到的页面的名称:String.jsp,其路径通过spring-servlet.xml来配置
* @param request
* @param response
* @return
* @throws Exception
*/
// @RequestMapping("/login")
// public String login(String username,String password) throws Exception{
// System.out.println("username:"+username+" password:"+password);
// return "success";
// }
/**
* SpringMVC接收表单参数
* 第二种方式:
* 通过HttpServletRequest来接收表单参数
* @param request
* @param response
* @return
* @throws Exception
*/
// @RequestMapping("/login")
// public String login(HttpServletRequest request,HttpServletResponse response) throws Exception{
// String username = request.getParameter("username");
// String password = request.getParameter("password");
// System.out.println("usrename:"+username+" / password:"+password+request.getContextPath());
// return "success";
// }
/**
* SpringMVC接收表单参数
* 第三种方式:
* 通过一个bean来接收,建立一个和表单中参数对应的bean,用这个bean来封装接收的参数
* @return
* @throws Exception
// */
// @RequestMapping("/login")
// public String login(User user) throws Exception{
// System.out.println("usrename:"+user.getUsername()+" / password:"+user.getPassword());
// return "success";
// }
/**
* SpringMVC接收表单参数
* 第四种方式:
* 通过json数据接收,将表单的数据封装成json字符串来接收,依然可以通过bean来封装接收参数
* @return
* @throws Exception
*/
// @RequestMapping("/login")
// public String login(User user) throws Exception{
// System.out.println("usrename:"+user.getUsername()+" / password:"+user.getPassword());
// return "success";
// }
@RequestMapping("/login")
public ModelAndView login(String username,String password){
System.out.println("usrename:"+username+" / password:"+password);
String message = "helloSpringMVC";
return new ModelAndView("success","message",message);
}
}