diff --git a/ruoyi-modules/Sis/src/main/java/org/dromara/sis/service/impl/SisAlarmEventAttachmentsServiceImpl.java b/ruoyi-modules/Sis/src/main/java/org/dromara/sis/service/impl/SisAlarmEventAttachmentsServiceImpl.java
index 82dc8de4..1440804d 100644
--- a/ruoyi-modules/Sis/src/main/java/org/dromara/sis/service/impl/SisAlarmEventAttachmentsServiceImpl.java
+++ b/ruoyi-modules/Sis/src/main/java/org/dromara/sis/service/impl/SisAlarmEventAttachmentsServiceImpl.java
@@ -6,7 +6,6 @@ import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.dromara.common.core.utils.MapstructUtils;
-import org.dromara.common.core.utils.StringUtils;
 import org.dromara.common.mybatis.core.page.PageQuery;
 import org.dromara.common.mybatis.core.page.TableDataInfo;
 import org.dromara.sis.domain.SisAlarmEventAttachments;
@@ -40,7 +39,7 @@ public class SisAlarmEventAttachmentsServiceImpl implements ISisAlarmEventAttach
      * @return 【请填写功能名称】
      */
     @Override
-    public SisAlarmEventAttachmentsVo queryById(Long id){
+    public SisAlarmEventAttachmentsVo queryById(Long id) {
         return baseMapper.selectVoById(id);
     }
 
@@ -75,7 +74,7 @@ public class SisAlarmEventAttachmentsServiceImpl implements ISisAlarmEventAttach
         LambdaQueryWrapper<SisAlarmEventAttachments> lqw = Wrappers.lambdaQuery();
         lqw.orderByAsc(SisAlarmEventAttachments::getId);
         lqw.eq(bo.getEventId() != null, SisAlarmEventAttachments::getEventId, bo.getEventId());
-        lqw.eq(StringUtils.isNotBlank(bo.getOssId()), SisAlarmEventAttachments::getOssId, bo.getOssId());
+        lqw.eq(bo.getOssId() != null, SisAlarmEventAttachments::getOssId, bo.getOssId());
         lqw.eq(bo.getType() != null, SisAlarmEventAttachments::getType, bo.getType());
         return lqw;
     }
@@ -113,7 +112,7 @@ public class SisAlarmEventAttachmentsServiceImpl implements ISisAlarmEventAttach
     /**
      * 保存前的数据校验
      */
-    private void validEntityBeforeSave(SisAlarmEventAttachments entity){
+    private void validEntityBeforeSave(SisAlarmEventAttachments entity) {
         //TODO 做一些数据校验,如唯一约束
     }
 
@@ -126,7 +125,7 @@ public class SisAlarmEventAttachmentsServiceImpl implements ISisAlarmEventAttach
      */
     @Override
     public Boolean deleteWithValidByIds(Collection<Long> ids, Boolean isValid) {
-        if(isValid){
+        if (isValid) {
             //TODO 做一些业务上的校验,判断是否需要校验
         }
         return baseMapper.deleteByIds(ids) > 0;