diff --git a/adc-da-sys/src/main/java/com/adc/da/att/service/impl/AttFileEOServiceImpl.java b/adc-da-sys/src/main/java/com/adc/da/att/service/impl/AttFileEOServiceImpl.java
index 6ade5957..30004a37 100644
--- a/adc-da-sys/src/main/java/com/adc/da/att/service/impl/AttFileEOServiceImpl.java
+++ b/adc-da-sys/src/main/java/com/adc/da/att/service/impl/AttFileEOServiceImpl.java
@@ -340,15 +340,17 @@ public class AttFileEOServiceImpl extends ServiceImpl<AttFileEODao, AttFileEO> i
          */
         AttFileEO attFileEO = new AttFileEO();
         AttFileEO attFileInfo=null;
-        Integer flag=0;
         try {
             attFileEO.setId(attId);
             attFileInfo = this.baseMapper.selectFileInfoById(attFileEO);
             if (name.contains(".")) {
-                if (name.split("\\.")[1].equals(attFileInfo.getFileSuffix())) {
+                int suffixIndex = name.lastIndexOf(".");
+                String newSuffix = name.substring(suffixIndex+1).trim();
+                if (StringUtils.equals(newSuffix.toUpperCase(),attFileInfo.getFileSuffix().toUpperCase())) {
                     attFileInfo.setOldFileName(name);
                 }else {
-                    attFileInfo.setOldFileName(name.split("\\.")[0].trim()+"."+attFileInfo.getFileSuffix());
+                    String filename = name.substring(0,suffixIndex).trim();
+                    attFileInfo.setOldFileName(filename+"."+attFileInfo.getFileSuffix());
                 }
             }else {
                 attFileInfo.setOldFileName(name.trim()+"."+attFileEO.getFileSuffix());
@@ -361,6 +363,7 @@ public class AttFileEOServiceImpl extends ServiceImpl<AttFileEODao, AttFileEO> i
         return attFileInfo;
     }
 
+
     /**
      * @Author super_liu
      * @Description 多文件查询