diff --git a/securitycontrol-commons/securitycontrol-commons-core/src/main/java/com/securitycontrol/common/core/utils/aes/ListHelper.java b/securitycontrol-commons/securitycontrol-commons-core/src/main/java/com/securitycontrol/common/core/utils/aes/ListHelper.java
index 4d6d7b4..a18d00c 100644
--- a/securitycontrol-commons/securitycontrol-commons-core/src/main/java/com/securitycontrol/common/core/utils/aes/ListHelper.java
+++ b/securitycontrol-commons/securitycontrol-commons-core/src/main/java/com/securitycontrol/common/core/utils/aes/ListHelper.java
@@ -1,9 +1,11 @@
 package com.securitycontrol.common.core.utils.aes;
 
 
-import org.apache.poi.ss.formula.functions.T;
-
 import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.function.Function;
+import java.util.function.Predicate;
 
 /**
  * @author HeiZi
@@ -37,4 +39,14 @@ public class ListHelper {
         return strs;
     }
 
+    /**
+     * 集合校验
+     * @param keyExtractor
+     * @param <T>
+     * @return
+     */
+    public  static <T> Predicate<T> distinctByKey(Function<? super T, ?> keyExtractor) {
+        Map<Object, Boolean> seen = new ConcurrentHashMap<>(10);
+        return t -> seen.putIfAbsent(keyExtractor.apply(t), Boolean.TRUE) == null;
+    }
 }
diff --git a/securitycontrol-commons/securitycontrol-commons-entity/src/main/java/com/securitycontrol/entity/system/dto/DictDto.java b/securitycontrol-commons/securitycontrol-commons-entity/src/main/java/com/securitycontrol/entity/system/dto/DictDto.java
index b19e4e2..06b9c24 100644
--- a/securitycontrol-commons/securitycontrol-commons-entity/src/main/java/com/securitycontrol/entity/system/dto/DictDto.java
+++ b/securitycontrol-commons/securitycontrol-commons-entity/src/main/java/com/securitycontrol/entity/system/dto/DictDto.java
@@ -1,8 +1,15 @@
 package com.securitycontrol.entity.system.dto;
 
+import lombok.Data;
+
 /**
  * 字典查询
  * @author HeiZi
  */
+@Data
 public class DictDto {
+
+    private String keyWord;
+
+    private String dictId;
 }
diff --git a/securitycontrol-commons/securitycontrol-commons-entity/src/main/java/com/securitycontrol/entity/system/vo/DictVo.java b/securitycontrol-commons/securitycontrol-commons-entity/src/main/java/com/securitycontrol/entity/system/vo/DictVo.java
new file mode 100644
index 0000000..a8c4a7c
--- /dev/null
+++ b/securitycontrol-commons/securitycontrol-commons-entity/src/main/java/com/securitycontrol/entity/system/vo/DictVo.java
@@ -0,0 +1,59 @@
+package com.securitycontrol.entity.system.vo;
+
+import lombok.Data;
+import org.hibernate.validator.constraints.Length;
+
+import javax.validation.constraints.NotBlank;
+import java.util.List;
+
+/**
+ * 字典管理 实体类
+ * @author HeiZi
+ */
+@Data
+public class DictVo {
+    /**字典id*/
+    private Integer dictId;
+
+    /**
+     * 字典编码
+     */
+    private Integer dictCode;
+
+    /**
+     * 上级节点编码
+     */
+    private Integer pidCode;
+
+    /**
+     * 字典名称
+     */
+
+    @NotBlank(message = "字典名称不能为空")
+    @Length(max = 100,message = "字典名称长度不能超过100个字符")
+    private String dictName;
+    /**
+     * 字典值
+     */
+    private Integer dictValue;
+    /**
+     * 备注
+     */
+    @Length(max = 100,message = "备注长度不能超过100个字符")
+    private String  remarks;
+    /**
+     * 是否删除
+     */
+    private Integer delFlag;
+    /**
+     * 创建时间
+     */
+    private String createTime;
+    /**
+     * 子节点
+     */
+    private List<DictVo> children;
+
+
+
+}
diff --git a/securitycontrol-model/securitycontrol-system/src/main/resources/mapper/DictMapper.xml b/securitycontrol-model/securitycontrol-system/src/main/resources/mapper/DictMapper.xml
new file mode 100644
index 0000000..cfd7379
--- /dev/null
+++ b/securitycontrol-model/securitycontrol-system/src/main/resources/mapper/DictMapper.xml
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="UTF-8" ?>
+<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
+<mapper namespace="com.securitycontrol.system.mapper.DictMapper">
+
+    <resultMap id="MenuMap" type="com.securitycontrol.entity.system.vo.DictVo">
+        <id property="dictId" column="dict_id" />
+        <result  property="dictCode" column="dict_code"/>
+        <result property="pidCode" column="p_code"/>
+        <result  property="dictName" column="dict_name"/>
+        <result  property="dictValue" column="dict_sort"/>
+        <result  property="createTime" column="create_time"/>
+        <result  property="remarks" column="remarks"/>
+    </resultMap>
+
+    <!--查询  -->
+    <select id="getDictList"  resultMap="MenuMap">
+            select  dict_id,dict_code,dict_name,dict_sort,p_code,create_time,remarks
+                from  sys_dict
+                where del_flag=0
+            <if test="keyWord!=null and keyWord!=''">
+                and(
+                    dict_name like concat('%',#{keyWord},'%')
+                    or   dict_code =#{keyWord}
+                    )
+            </if>
+        order by dict_sort
+    </select>
+    <!--依据字典查询-->
+    <select id="getNumByCode" resultType="java.lang.Integer">
+        select count(1)
+            from  sys_dict
+                where del_flag=0
+                  <if test="dictCode!=null and dictCode!='' and dictCode!=0 ">
+                          and  dict_code=#{dictCode}
+                  </if>
+                <if test="dictName!=null and dictName!=''">
+                        and  dict_name=#{dictName}  and p_code=#{pidCode}
+                </if>
+                <if test="dictId!=null and dictId!=''">
+                        and dict_id!=#{dictId}
+                </if>
+    </select>
+    <!--子节点数量-->
+    <select id="getChildNum" resultType="java.lang.Integer">
+        select count(sd1.dict_id)
+        from  sys_dict sd1
+                  left join  sys_dict sd2 on sd1.p_code=sd2.dict_code
+        where   sd1.del_flag=0   and sd2.dict_id=#{dictId}
+    </select>
+    <select id="getDetails"  resultMap="MenuMap">
+            select  dict_id,dict_code,dict_name,dict_sort,p_code,create_time,remarks
+            from  sys_dict
+            where del_flag=0  and dict_id=#{id}
+    </select>
+    <!--新增字典-->
+    <insert id="addDict">
+         insert into sys_dict (dict_code, dict_name, dict_sort, create_time, del_flag, remarks,p_code) value (
+                    #{dictCode},#{dictName},#{dictValue},now(),0,#{remarks},#{pidCode}
+             )
+    </insert>
+    <!--修改-->
+    <update id="updateDict">
+        update  sys_dict
+        set   dict_code=#{dictCode},dict_name=#{dictName},dict_sort=#{dictValue},remarks=#{remarks}
+              where  dict_id=#{dictId};
+    </update>
+    <!--删除-->
+    <delete id="delDict">
+        update  sys_dict
+        set   p_code=1
+        where  dict_id=#{dictId};
+    </delete>
+</mapper>
\ No newline at end of file