diff --git a/cloud-common-plugin/src/main/resources/mybatis/mapper/file/file-mapper.xml b/cloud-common-plugin/src/main/resources/mybatis/mapper/file/file-mapper.xml
index 02d21f1..25df904 100644
--- a/cloud-common-plugin/src/main/resources/mybatis/mapper/file/file-mapper.xml
+++ b/cloud-common-plugin/src/main/resources/mybatis/mapper/file/file-mapper.xml
@@ -2,6 +2,8 @@
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 <mapper namespace="com.cm.common.plugin.dao.file.IFileDao">
 
+    <cache/>
+
     <resultMap id="filePO" type="com.cm.common.pojo.pos.FilePO">
         <id property="fileId" column="file_id"/>
         <result property="fileName" column="file_name"/>
@@ -50,7 +52,7 @@
     </resultMap>
 
     <!-- 保存文件 -->
-    <insert id="saveFile" parameterType="map">
+    <insert id="saveFile" parameterType="map" flushCache="true">
         INSERT INTO sys_file(
             file_id,
             file_name,
@@ -83,7 +85,7 @@
     </insert>
 
     <!-- 删除文件 -->
-    <update id="removeFile" parameterType="map">
+    <update id="removeFile" parameterType="map" flushCache="true">
         UPDATE
             sys_file
         SET
@@ -98,7 +100,7 @@
     </update>
 
     <!-- 删除文件(物理删除) -->
-    <delete id="deleteFile" parameterType="map">
+    <delete id="deleteFile" parameterType="map" flushCache="true">
         DELETE FROM
             sys_file
         WHERE
@@ -109,7 +111,7 @@
     </delete>
 
     <!-- 更新文件描述 -->
-    <update id="updateFileSummary" parameterType="map">
+    <update id="updateFileSummary" parameterType="map" flushCache="true">
         UPDATE
             sys_file
         SET
@@ -127,7 +129,7 @@
     </update>
 
     <!-- 获取文件 -->
-    <select id="getFile" parameterType="map" resultMap="filePO">
+    <select id="getFile" parameterType="map" resultMap="filePO" useCache="true">
         SELECT
             file_id,
             file_name,
@@ -151,7 +153,7 @@
     </select>
 
     <!-- 文件列表 -->
-    <select id="listFile" parameterType="map" resultMap="fileDTO">
+    <select id="listFile" parameterType="map" resultMap="fileDTO" useCache="true">
         SELECT
             file_id,
             file_name,
@@ -200,7 +202,7 @@
     </select>
 
     <!-- 文件列表 -->
-    <select id="listFileInfo" parameterType="map" resultMap="fileInfoDTO">
+    <select id="listFileInfo" parameterType="map" resultMap="fileInfoDTO" useCache="false">
         SELECT
             file_id,
             file_name,
@@ -241,7 +243,7 @@
     </select>
 
     <!-- 获取文件列表(带路径) -->
-    <select id="listFileInfoWithPath" parameterType="map" resultMap="fileInfoWithPathDTO">
+    <select id="listFileInfoWithPath" parameterType="map" resultMap="fileInfoWithPathDTO" useCache="false">
         SELECT
             file_id,
             file_name,
@@ -270,7 +272,7 @@
     </select>
 
     <!-- 文件列表 -->
-    <select id="listFileByMd5" parameterType="java.lang.String" resultMap="fileInfoDTO">
+    <select id="listFileByMd5" parameterType="java.lang.String" resultMap="fileInfoDTO" useCache="false">
         SELECT
             file_id,
             file_name,
diff --git a/cloud-common/src/main/java/com/cm/common/pojo/dtos/FileDTO.java b/cloud-common/src/main/java/com/cm/common/pojo/dtos/FileDTO.java
index 10c7859..9b8f6b2 100644
--- a/cloud-common/src/main/java/com/cm/common/pojo/dtos/FileDTO.java
+++ b/cloud-common/src/main/java/com/cm/common/pojo/dtos/FileDTO.java
@@ -3,6 +3,8 @@ package com.cm.common.pojo.dtos;
 import io.swagger.annotations.ApiModel;
 import io.swagger.annotations.ApiModelProperty;
 
+import java.io.Serializable;
+
 /**
  * @ClassName: FileDTO
  * @Description: 文件
@@ -11,8 +13,9 @@ import io.swagger.annotations.ApiModelProperty;
  * @Version: 1.0
  **/
 @ApiModel
-public class FileDTO {
+public class FileDTO implements Serializable {
 
+    private static final long serialVersionUID = 3765953896919360869L;
     @ApiModelProperty(name = "fileId", value = "文件ID")
     private String fileId;
     @ApiModelProperty(name = "fileName", value = "文件名称")
diff --git a/cloud-common/src/main/java/com/cm/common/pojo/pos/FilePO.java b/cloud-common/src/main/java/com/cm/common/pojo/pos/FilePO.java
index 12c8d67..cf68167 100644
--- a/cloud-common/src/main/java/com/cm/common/pojo/pos/FilePO.java
+++ b/cloud-common/src/main/java/com/cm/common/pojo/pos/FilePO.java
@@ -1,5 +1,7 @@
 package com.cm.common.pojo.pos;
 
+import java.io.Serializable;
+
 /**
  * @ClassName: FilePO
  * @Description: 文件
@@ -7,8 +9,9 @@ package com.cm.common.pojo.pos;
  * @Date: 2019/1/4 11:57 AM
  * @Version: 1.0
  **/
-public class FilePO {
+public class FilePO implements Serializable {
 
+    private static final long serialVersionUID = -118382389804178231L;
     private String fileId;
     private String fileName;
     private String filePath;