基于SpringBoot的开发的仿知乎、StackOverflow的Java简单问答系统源代码

package cn.lynu.lyq.qastar.controller; import java.util.Date; import java.util.List; import javax.annotation.Resource; import javax.servlet.http.HttpSession; import javax.validation.Valid; import org.springframework.validation.BindingResult; import org.springframework.web.bind.annotation.GetMapping; import org.springframework.web.bind.annotation.PathVariable; import org.springframework.web.bind.annotation.PostMapping; import org.springframework.web.bind.annotation.RequestBody; import org.springframework.web.bind.annotation.RestController; import cn.lynu.lyq.qastar.entity.Question; import cn.lynu.lyq.qastar.entity.User; import cn.lynu.lyq.qastar.service.QuestionService; import lombok.extern.slf4j.Slf4j; @RestController @Slf4j public class QuestionController { @Resource private QuestionService questionService; @GetMapping("/questions") public List<Question> getAllQuestion(HttpSession session){ log.debug("获得所有问题"); log.debug("当前登录用户：{}",(User)session.getAttribute("LOGIN_USER")); return questionService.findAll(); } /* 添加问题*/ @PostMapping(value = "/question") public void addQuestion(@RequestBody @Valid Question question, BindingResult result, HttpSession session) { log.debug("add:{}" , question); User loginUser = (User)session.getAttribute("LOGIN_USER"); question.setUser(loginUser); question.setUpdateTime(new Date()); questionService.save(question); } @GetMapping(value = "/questions/id/{id}") public Question findQuestionById(@PathVariable("id") Integer id) { return questionService.findById(id); } public static void main(String[] args) { } }