diff --git a/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/bpm/enums/BpmErrorCodeConstants.java b/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/bpm/enums/BpmErrorCodeConstants.java
index 8891abda7..5a1049cec 100644
--- a/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/bpm/enums/BpmErrorCodeConstants.java
+++ b/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/bpm/enums/BpmErrorCodeConstants.java
@@ -15,6 +15,7 @@ public interface BpmErrorCodeConstants {
 
 
     // ========== OA 流程模块 1-003-001-000 ==========
+    // TODO @jason：前缀
     ErrorCode LEAVE_NOT_EXISTS = new ErrorCode(1003001001, "请假申请不存在");
     ErrorCode PM_POST_NOT_EXISTS = new ErrorCode(1003001002, "项目经理岗位未设置");
     ErrorCode DEPART_PM_POST_NOT_EXISTS = new ErrorCode(1003001003, "部门的项目经理不存在");
@@ -23,6 +24,4 @@ public interface BpmErrorCodeConstants {
     ErrorCode HR_POST_NOT_EXISTS = new ErrorCode(1003001006, "HR岗位未设置");
     ErrorCode DAY_LEAVE_ERROR = new ErrorCode(1003001007, "请假天数必须>=1");
 
-
-
 }
diff --git a/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/bpm/service/workflow/BpmTaskService.java b/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/bpm/service/workflow/BpmTaskService.java
index b13db0671..07d1f7f52 100644
--- a/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/bpm/service/workflow/BpmTaskService.java
+++ b/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/bpm/service/workflow/BpmTaskService.java
@@ -3,7 +3,6 @@ package cn.iocoder.yudao.adminserver.modules.bpm.service.workflow;
 import cn.iocoder.yudao.adminserver.modules.bpm.controller.workflow.vo.*;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 
-import javax.servlet.http.HttpServletResponse;
 import java.util.List;
 
 /**
@@ -17,14 +16,12 @@ public interface BpmTaskService {
      */
     PageResult<TodoTaskRespVO> getTodoTaskPage(TodoTaskPageReqVO pageReqVO);
 
-
     /**
      * 签收任务
      * @param taskId  用户任务id
      */
     void claimTask(String taskId);
 
-
     /**
      * 工作流，完成 userTask, 完成用户任务 一般传入参数 1。是否同意（variables).  2. 评论(comment)
      * variables 变量名 和 评论 由前台传入
diff --git a/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/system/dal/mysql/user/SysUserMapper.java b/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/system/dal/mysql/user/SysUserMapper.java
index ee5969ae9..e1426c472 100644
--- a/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/system/dal/mysql/user/SysUserMapper.java
+++ b/yudao-admin-server/src/main/java/cn/iocoder/yudao/adminserver/modules/system/dal/mysql/user/SysUserMapper.java
@@ -1,21 +1,19 @@
 package cn.iocoder.yudao.adminserver.modules.system.dal.mysql.user;
 
-import cn.iocoder.yudao.adminserver.modules.system.controller.user.vo.user.SysUserBaseVO;
+import cn.hutool.core.util.StrUtil;
+import cn.iocoder.yudao.adminserver.modules.system.controller.user.vo.user.SysUserExportReqVO;
+import cn.iocoder.yudao.adminserver.modules.system.controller.user.vo.user.SysUserPageReqVO;
 import cn.iocoder.yudao.coreservice.modules.system.dal.dataobject.user.SysUserDO;
 import cn.iocoder.yudao.framework.common.enums.CommonStatusEnum;
 import cn.iocoder.yudao.framework.common.pojo.PageResult;
 import cn.iocoder.yudao.framework.mybatis.core.mapper.BaseMapperX;
 import cn.iocoder.yudao.framework.mybatis.core.query.QueryWrapperX;
-import cn.iocoder.yudao.adminserver.modules.system.controller.user.vo.user.SysUserExportReqVO;
-import cn.iocoder.yudao.adminserver.modules.system.controller.user.vo.user.SysUserPageReqVO;
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import org.apache.ibatis.annotations.Mapper;
-import org.apache.logging.log4j.util.Strings;
 
 import java.util.Collection;
 import java.util.List;
 import java.util.Optional;
-import java.util.Set;
 
 @Mapper
 public interface SysUserMapper extends BaseMapperX<SysUserDO> {
@@ -62,6 +60,7 @@ public interface SysUserMapper extends BaseMapperX<SysUserDO> {
         return selectList(new QueryWrapperX<SysUserDO>()
                 .eq("status", CommonStatusEnum.ENABLE.getStatus())
                 .eq("dept_id", departId)
+                // TODO @jason: 封装一个 StringUtils .toString 。如果空的时候，设置为 null。会更简洁
                 .likeIfPresent("post_ids", Optional.ofNullable(postId).map(t -> String.valueOf(postId)).orElse("")));
     }