iailab-module-data/iailab-module-data-biz/src/main/java/com/iailab/module/data/point/common/PointCumulateUnitEnum.java
@@ -61,13 +61,13 @@ if (unit == null) { return endTime.getTime(); }else if (unit != THIS_MONTH) { } else if (unit != THIS_MONTH) { if (length == null || length <= 0) { return endTime.getTime(); } } Calendar startCal = unit.calculate(endTime, length); Calendar startCal = unit.calculate(endTime, length-1); return startCal.getTime(); } }