导出文件增加空处理

src/main/java/com/neotel/smfcore/common/utils/FileUtil.java

@@ -17,6 +17,7 @@ package com.neotel.smfcore.common.utils;
 
 import cn.hutool.core.io.IoUtil;
 import cn.hutool.core.util.IdUtil;
+import cn.hutool.core.util.ObjectUtil;
 import cn.hutool.poi.excel.BigExcelWriter;
 import cn.hutool.poi.excel.ExcelUtil;
 import com.alibaba.excel.EasyExcel;
@@ -355,10 +356,14 @@ public class FileUtil extends cn.hutool.core.io.FileUtil {
         if (CollectionUtils.isNotEmpty(dataList)) {
             for (Map<String, Object> data : dataList) {
                 for (String key : titles) {
-                    if(data.get(key).toString().contains(CSV_COLUMN_SEPARATOR)){
-                        buf.append("\""+data.get(key)+"\"").append(CSV_COLUMN_SEPARATOR);
+                    Object value=data.get(key);
+                    if(ObjectUtil.isEmpty(value)){
+                        value="";
+                    }
+                    if(value.toString().contains(CSV_COLUMN_SEPARATOR)){
+                        buf.append("\""+value+"\"").append(CSV_COLUMN_SEPARATOR);
                     }else{
-                        buf.append(data.get(key)).append(CSV_COLUMN_SEPARATOR);
+                        buf.append(value).append(CSV_COLUMN_SEPARATOR);
                     }
                 }
                 buf.append(CSV_ROW_SEPARATOR);