Spring mvc action使用

package web.action;

import java.util.Date;
import java.util.HashMap;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.Controller;

import biz.UserBiz;

public class Welcome implements Controller {

private UserBiz userBiz;
public void setUserBiz(UserBiz userBiz) {
this.userBiz = userBiz;
}
public ModelAndView handleRequest(HttpServletRequest arg0,
HttpServletResponse arg1) throws Exception {
System.out.println("我进来了 ");
Map map = new HashMap();


Date date = new Date();
map.put("NOW", date);
map.put("USER", userBiz.getUsers());
for(Object o : userBiz.getUsers()){
System.out.println(o);
}
return new ModelAndView("welcome","MAP",map);
}
public UserBiz getUserBiz() {
return userBiz;
}


}