期未作业|基于SSM实现游戏调查统计小作业

package leon.sms.controller;
import leon.sms.mapper.ShitiMapper;
import leon.sms.pojo.Shiti;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpRequest;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import javax.servlet.http.HttpServletRequest;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@Controller
public class ShitiController {
    @Autowired
    private ShitiMapper shitiMapper;
    @RequestMapping("/list")
    public ModelAndView getAllShiti(){
        List<Shiti> shitis = shitiMapper.getShitis();
        ModelAndView mav = new ModelAndView();
        mav.addObject("shitis",shitis);
        mav.setViewName("shitiList");
        return mav;
    }
    @RequestMapping("/answer")
    public ModelAndView answer(HttpServletRequest request){
        String[] options1s = request.getParameterValues("options1");
        String[] options2s = request.getParameterValues("options2");
        Integer[] numbers = {1,2,3,4,5,6,7,8};
        Map<Integer,Integer> tongji = new HashMap<>();
        for (Integer number : numbers) {
            int num = 0;
            if(options1s!=null&&options1s.length>0){
              for (String options1 : options1s) {
                if(number==Integer.parseInt(options1)){
                    num++;
                }
              }
            }
            if(options2s!=null&&options2s.length>0) {
                for (String options2 : options2s) {
                    if (number == Integer.parseInt(options2)) {
                        num++;
                    }
                }
            }
            tongji.put(number,num);
        }
        List<Shiti> shitis = shitiMapper.getShitis();
        ModelAndView mav = new ModelAndView();
        mav.addObject("tongji",tongji);
        mav.addObject("shitis",shitis);
        mav.setViewName("shitiList");
        return mav;
    }
}