实现表单异步提交并显示消息

src/main/java/com/fjy/spring/controller/DataController.java

@@ -26,9 +26,4 @@ public class DataController {
         new UserException(ResultEnum.EMPTY_DATA);
         return null;
     }
-
-    @PostMapping("/home/dofeedback")
-    public void doFeedback(){
-
-    }
 }

src/main/java/com/fjy/spring/controller/FeedBackController.java

@@ -0,0 +1,49 @@
+package com.fjy.spring.controller;
+
+import com.fjy.spring.domain.TbFeedBack;
+import com.fjy.spring.domain.TbUser;
+import com.fjy.spring.properties.ServerProperties;
+import com.fjy.spring.service.FeedBackService;
+import com.fjy.spring.untils.RedirectUtil;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import javax.servlet.http.HttpServletRequest;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+
+import static com.fjy.spring.constant.GlobalConstant.USER_SESSION_KEY;
+
+@RestController
+public class FeedBackController {
+
+    @Autowired
+    private FeedBackService feedBackService;
+
+    @Autowired
+    private ServerProperties serverProperties;
+
+    @Resource
+    HttpServletRequest request;
+
+    @PostMapping("/home/dofeedback")
+    public void doFeedBack(@RequestParam(value = "content") String content){
+        Date date = new Date();
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
+        String dateNowStr = sdf.format(date);
+        TbFeedBack feedBack = new TbFeedBack();
+        feedBack.setContent(content);
+        feedBack.setTime(dateNowStr);
+        TbUser user = (TbUser)request.getSession().getAttribute(USER_SESSION_KEY);
+        feedBack.setUserid(user.getColuserid());
+        RedirectUtil red = new RedirectUtil();
+        if (feedBackService.addContent(feedBack)){
+            System.out.println("写入数据库成功");
+        }
+
+    }
+}

src/main/java/com/fjy/spring/controller/LoginController.java

@@ -46,7 +46,7 @@ public class LoginController {
             Date date = new Date();
             SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
             String dateNowStr = sdf.format(date);
-            System.out.println("当前时间："+dateNowStr);
+            //System.out.println("当前时间："+dateNowStr);
             TbLog log = new TbLog();
             log.setUserid(user.getColuserid());
             log.setColtime(dateNowStr);

src/main/java/com/fjy/spring/domain/TbFeedBack.java

@@ -0,0 +1,53 @@
+package com.fjy.spring.domain;
+
+import javax.persistence.*;
+
+@Entity
+@Table(name = "tb_feedback")
+public class TbFeedBack {
+    @Id
+    @Column(name = "feedbackid")
+    @GeneratedValue
+    private Integer id;
+
+    @Column(name = "coluserid")
+    private Integer userid;
+
+    @Column(name = "feedbackcontent")
+    private String content;
+
+    @Column(name = "issuetime")
+    private String time;
+
+    public Integer getId() {
+        return id;
+    }
+
+    public void setId(Integer id) {
+        this.id = id;
+    }
+
+    public Integer getUserid() {
+        return userid;
+    }
+
+    public void setUserid(Integer userid) {
+        this.userid = userid;
+    }
+
+    public String getContent() {
+        return content;
+    }
+
+    public void setContent(String content) {
+        this.content = content;
+    }
+
+    public String getTime() {
+        return time;
+    }
+
+    public void setTime(String time) {
+        this.time = time;
+    }
+}

src/main/java/com/fjy/spring/repository/TbFeedBackRepository.java

@@ -0,0 +1,8 @@
+package com.fjy.spring.repository;
+
+import com.fjy.spring.domain.TbFeedBack;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+
+public interface TbFeedBackRepository extends JpaRepository<TbFeedBack,Integer> {
+}

src/main/java/com/fjy/spring/service/FeedBackService.java

@@ -0,0 +1,23 @@
+package com.fjy.spring.service;
+
+import com.fjy.spring.domain.TbFeedBack;
+import com.fjy.spring.enums.ResultEnum;
+import com.fjy.spring.exception.UserException;
+import com.fjy.spring.repository.TbFeedBackRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+@Service
+public class FeedBackService {
+    @Autowired
+    TbFeedBackRepository feedBackRepository;
+
+    public boolean addContent(TbFeedBack feedBack){
+        TbFeedBack feed=feedBackRepository.save(feedBack);
+        if (feed!=null){
+            return true;
+        }
+        new UserException(ResultEnum.ADD_ERROR);
+        return false;
+    }
+}

src/main/java/com/fjy/spring/untils/RedirectUtil.java

@@ -0,0 +1,16 @@
+package com.fjy.spring.untils;
+
+import com.fjy.spring.properties.ServerProperties;
+import org.springframework.beans.factory.annotation.Autowired;
+
+import javax.servlet.http.HttpServletRequest;
+
+public class RedirectUtil {
+    @Autowired
+    private ServerProperties serverProperties;
+
+    public String Redirect(HttpServletRequest request,String url){
+        return "redirect:" + request.getScheme() + "://" + request.getServerName() + ":"
+                + serverProperties.getPortNum() + request.getContextPath() + "/"+url;
+    }
+}