基于SSM实现学生游戏爱好调查统计

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; } }