1、新增获取最新客流列表--从表获取

src/main/java/com/hisense/monitormanage/controller/Controller.java

@@ -350,17 +350,19 @@ public class Controller {
     }
 
     @RequestMapping("passengerFlow")
-    //测试
+    //测试获取最新的客流列表，从接口获取
     public List<Map> passengerFlow(){
         List<Map> list = passengerFlowService.passengerFlow();
         return list;
     }
-    //从提供方获取最新的实时客流列表
+    //获取最新的实时客流列表，从表获取
     @RequestMapping("listPassengerFlow")
-    public List<Map> listPassengerFlow(){
-        List<Map> list = passengerFlowService.passengerFlow();
+    public List<PassengerFlow> listPassengerFlow(){
+        List<PassengerFlow> list = passengerFlowService.listPassengerFlow();
         return list;
     }
+
+
     //获取实时客流并保存到表t_passenger_flow
     @RequestMapping("savePassengerFlow")
     public Result savePassengerFlow(){

src/main/java/com/hisense/monitormanage/mapper/PassengerFlowlMapper.java

@@ -9,4 +9,5 @@ import java.util.Map;
 
 public interface PassengerFlowlMapper extends BaseMapper<PassengerFlow> {
     void batchSave(List<Map> list);
+    PassengerFlow getByMaxId();
 }

src/main/java/com/hisense/monitormanage/service/PassengerFlowService.java

@@ -104,6 +104,16 @@ public class PassengerFlowService {
         }
         return list;
     }
+    //从表中获取最新的实时客流
+    public List<PassengerFlow> listPassengerFlow(){
+        PassengerFlow passengerFlow = passengerFlowMapper.getByMaxId();
+        String timeId = passengerFlow.getTimeId();
+
+        QueryWrapper<PassengerFlow> wrapper = new QueryWrapper<>();
+        wrapper.eq("time_id",timeId);
+        List<PassengerFlow> lists = passengerFlowMapper.selectList(wrapper);
+        return lists;
+    }
     @Scheduled(cron = "0 31 10-22/1 * * ? ")
     //提供的接口能查到当前时间2个小时之前的数据，每隔15分钟一次，我们只取整点从早8点到晚8点的整点数据
     //10:31 到晚上10：31，每小时的31分执行一次

src/main/resources/mapper/PassengerFlowlMapper.xml

@@ -14,4 +14,8 @@
         </foreach>
     </insert>
 
+    <select id="getByMaxId" resultType="com.hisense.monitormanage.entity.PassengerFlow">
+        select  *  from t_passenger_flow ORDer by id desc limit 1
+    </select>
+
 </mapper>