1、解决风电监测，查询结果为空，获取数据报空指针异常问题

amos-boot-system-jxiop/amos-boot-module-jxiop-analyse-biz/src/main/java/com/yeejoin/amos/boot/module/jxiop/biz/controller/IdxBizFanHealthIndexController.java

@@ -33,6 +33,7 @@ import io.swagger.annotations.ApiOperation;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.poi.ss.formula.functions.T;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.util.CollectionUtils;
 import org.springframework.web.bind.annotation.*;
 import org.typroject.tyboot.core.foundation.enumeration.UserType;
 import org.typroject.tyboot.core.restful.doc.TycloudOperation;
@@ -455,7 +456,13 @@ public class IdxBizFanHealthIndexController extends BaseController {
 		List<FanHealthIndexDay> fanHealthIndexDays = fanHealthIndexDayMapper.selectData(healthLevel, area, equipmentName, subSystem, analysisType, analysisObjType, station, pointName, indexAddress, startTimeTop, endTimeTop,null,null, orgCode);
 
 		Map<String,Object> map = new HashMap<>();
-		map.put("value",Double.parseDouble(df.format(Double.parseDouble(fanHealthIndexDays.get(0).getValue()))));
+		//预防查询结果为空
+		if(CollectionUtils.isEmpty(fanHealthIndexDays)){
+			map.put("value",0);
+		}else{
+			map.put("value",Double.parseDouble(df.format(Double.parseDouble(fanHealthIndexDays.get(0).getValue()))));
+		}
+
 		return ResponseHelper.buildResponse(map);
 	}