定时任务问题的处理

fs-service-system/src/main/java/com/fs/course/service/impl/FsUserWatchCourseStatisticsServiceImpl.java

@@ -6,6 +6,7 @@ import java.text.SimpleDateFormat;
 import java.util.*;
 import java.util.stream.Collectors;
 
+import cn.hutool.core.util.ObjectUtil;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.fs.course.mapper.FsUserCoursePeriodDaysMapper;
 import com.fs.store.mapper.FsUserMapper;
@@ -161,11 +162,14 @@ public class FsUserWatchCourseStatisticsServiceImpl extends ServiceImpl<FsUserWa
             if(userTotalDataList != null && !userTotalDataList.isEmpty()){
                 // 获取过滤时间后的销售会员数量
                 SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMdd");
-
-                int userNum = userTotalDataList.stream()
-                        .filter(v -> v.getUserCreateDate().before(data.getCourseStartDateTime())).mapToInt(FsUserWatchCourseStatistics::getUserNum).sum();
-                int newUserNum = userTotalDataList.stream()
-                        .filter(v -> sdf.format(v.getUserCreateDate()).equals(sdf.format(data.getCourseStartDateTime()))).mapToInt(FsUserWatchCourseStatistics::getUserNum).sum();
+                int userNum =0;
+                int newUserNum =0;
+                if (ObjectUtil.isNotEmpty(data.getCourseStartDateTime())){
+                    userNum = userTotalDataList.stream()
+                            .filter(v -> v.getUserCreateDate().before(data.getCourseStartDateTime())).mapToInt(FsUserWatchCourseStatistics::getUserNum).sum();
+                    newUserNum = userTotalDataList.stream()
+                            .filter(v -> sdf.format(v.getUserCreateDate()).equals(sdf.format(data.getCourseStartDateTime()))).mapToInt(FsUserWatchCourseStatistics::getUserNum).sum();
+                }
                 vo.setUserNum(userNum);
                 vo.setNewUserNum(newUserNum);
             } else {