天数不对修改

mhfire-service/src/main/java/com/bizmatics/mhfire/service/impl/AlertServiceImpl.java

@@ -43,6 +43,7 @@ public class AlertServiceImpl implements AlertService {
         List<AlertStatisticsVO> list = new ArrayList<>();
         Date date = new Date();
         for (int i = 0; i < 12; i++) {
+            date = DateUtils.setDays(date,1);
             DateUtils.setMonths(date,i);
             Date firstDayOfMonth = DateUtils.getFirstDayOfMonth(date);
             Date lastDayOfMonth = DateUtils.getLastDayOfMonth(date);