diff --git a/src/main/java/com/lq/code/util/TestUtil.java b/src/main/java/com/lq/code/util/TestUtil.java
index 3b65655..5634889 100755
--- a/src/main/java/com/lq/code/util/TestUtil.java
+++ b/src/main/java/com/lq/code/util/TestUtil.java
@@ -1,7 +1,7 @@
 package com.lq.code.util;
 
 /**
- * Created by qi_liang on 2018/5/27.
+ * @author qi
  */
 public class TestUtil {
 
diff --git a/src/main/java/com/lq/code/util/sql/SqlUtil.java b/src/main/java/com/lq/code/util/sql/SqlUtil.java
index 7bc237a..9cbbcb3 100755
--- a/src/main/java/com/lq/code/util/sql/SqlUtil.java
+++ b/src/main/java/com/lq/code/util/sql/SqlUtil.java
@@ -9,7 +9,8 @@ import java.util.List;
 import java.util.Map;
 
 /**
- * Created by qi_liang on 2018/6/2.
+ * sql 工具类
+ * @author qi
  */
 public class SqlUtil {
 
diff --git a/src/main/java/com/lq/dao/SysUserRoleDao.java b/src/main/java/com/lq/dao/SysUserRoleDao.java
index 21e7139..753775b 100755
--- a/src/main/java/com/lq/dao/SysUserRoleDao.java
+++ b/src/main/java/com/lq/dao/SysUserRoleDao.java
@@ -8,15 +8,29 @@ import java.util.List;
 import java.util.Map;
 
 /**
- * Created by qi on 2017-11-29.
+ * 用户角色dao
+ * @author qi
  */
 public interface SysUserRoleDao extends BaseDao<SysUserRole> {
 
-
+    /**
+     * 通过用户id和角色id查找关联
+     * @param params
+     * @return
+     */
     List<SysUserRole> findByUserIdAndRoleId(Map<String, Object> params);
 
+    /**
+     * 通过用户id查找用户关联角色
+     * @param userId
+     * @return
+     */
     List<SysUserRoleVo> findAllRoleVo(Long userId);
 
+    /**
+     * 通过用户id删除关联
+     * @param userId
+     */
     void deleteByUserId(Long userId);
 
     void deleteByRoleId(Long roleId);