防止回放空时报空指针

gaoxun250@sina.com

2023-03-10 273b282af6f74403a0b13d2694beb4b7f48edaf6

 src/main/java/com/genersoft/iot/vmp/service/impl/DeviceServiceImpl.java

@@ -631,4 +631,9 @@
    public ResourceBaceInfo getOverview() {
        return deviceMapper.getOverview();
    }

    @Override
    public List<Device> getAll() {
        return deviceMapper.getAll();
    }
}