变量导出9

fiveep-service/src/main/java/com/bizmatics/service/impl/DeviceAnalogVariableListServiceImpl.java

@@ -132,8 +132,8 @@ public class DeviceAnalogVariableListServiceImpl extends AbstractCrudService<Dev
                     (o, i) -> {
                         Page<DeviceAnalogVariableListOneVo> page = new Page<>(i, 30);
                         page = baseMapper.variableListExport(page,siteId, variableName, dataArea);
-                        if (page.getRecords().size()>0){
-                            err1[0] ="导出失败，请绑定监控设备";
+                        if (page.getRecords().size()==0){
+                            err1[0] ="导出失败，监控设备未绑定或数据为空";
                             throw new BusinessException(err1[0]);
                         }
                         return new ArrayList<>(BeanMapperUtils.mapList(page.getRecords(), DeviceAnalogVariableListOneVo.class, DeviceAnalogVariableListExportVO.class));