diff --git a/src/main/java/com/qiwenshare/file/controller/ShareController.java b/src/main/java/com/qiwenshare/file/controller/ShareController.java
index 3b463fb..5fd1661 100644
--- a/src/main/java/com/qiwenshare/file/controller/ShareController.java
+++ b/src/main/java/com/qiwenshare/file/controller/ShareController.java
@@ -54,17 +54,18 @@ public class ShareController {
     @PostMapping(value = "/sharefile")
     @MyLog(operation = "分享文件", module = CURRENT_MODULE)
     @ResponseBody
-    public RestResult<ShareFileVO> shareFile( @RequestBody ShareFileDTO shareSecretDTO) {
+    public RestResult<ShareFileVO> shareFile( @RequestBody ShareFileDTO shareFileDTO) {
         ShareFileVO shareSecretVO = new ShareFileVO();
         JwtUser sessionUserBean = SessionUtil.getSession();
 
         String uuid = UUID.randomUUID().toString().replace("-", "");
         Share share = new Share();
-        BeanUtil.copyProperties(shareSecretDTO, share);
+        share.setShareId(IdUtil.getSnowflakeNextIdStr());
+        BeanUtil.copyProperties(shareFileDTO, share);
         share.setShareTime(DateUtil.getCurrentTime());
         share.setUserId(sessionUserBean.getUserId());
         share.setShareStatus(0);
-        if (shareSecretDTO.getShareType() == 1) {
+        if (shareFileDTO.getShareType() == 1) {
             String extractionCode = RandomUtil.randomNumbers(6);
             share.setExtractionCode(extractionCode);
             shareSecretVO.setExtractionCode(share.getExtractionCode());
@@ -73,10 +74,11 @@ public class ShareController {
         share.setShareBatchNum(uuid);
         shareService.save(share);
 
-        List<ShareFile> fileList = JSON.parseArray(shareSecretDTO.getFiles(), ShareFile.class);
         List<ShareFile> saveFileList = new ArrayList<>();
-        for (ShareFile shareFile : fileList) {
-            UserFile userFile = userFileService.getById(shareFile.getUserFileId());
+        String userFileIds = shareFileDTO.getUserFileIds();
+        String[] userFileIdList = userFileIds.split(",");
+        for (String userFileId : userFileIdList) {
+            UserFile userFile = userFileService.getById(userFileId);
             if (userFile.getUserId().compareTo(sessionUserBean.getUserId()) != 0) {
                 return RestResult.fail().message("您只能分享自己的文件");
             }
@@ -85,12 +87,16 @@ public class ShareController {
                 List<UserFile> userfileList = userFileService.selectUserFileByLikeRightFilePath(qiwenFile.getPath(), sessionUserBean.getUserId());
                 for (UserFile userFile1 : userfileList) {
                     ShareFile shareFile1 = new ShareFile();
+                    shareFile1.setShareFileId(IdUtil.getSnowflakeNextIdStr());
                     shareFile1.setUserFileId(userFile1.getUserFileId());
                     shareFile1.setShareBatchNum(uuid);
                     shareFile1.setShareFilePath(userFile1.getFilePath().replaceFirst(userFile.getFilePath().equals("/") ? "" : userFile.getFilePath(), ""));
                     saveFileList.add(shareFile1);
                 }
             }
+            ShareFile shareFile = new ShareFile();
+            shareFile.setShareFileId(IdUtil.getSnowflakeNextIdStr());
+            shareFile.setUserFileId(userFileId);
             shareFile.setShareFilePath("/");
             shareFile.setShareBatchNum(uuid);
             saveFileList.add(shareFile);
diff --git a/src/main/java/com/qiwenshare/file/domain/Share.java b/src/main/java/com/qiwenshare/file/domain/Share.java
index acb9acc..5f9e184 100644
--- a/src/main/java/com/qiwenshare/file/domain/Share.java
+++ b/src/main/java/com/qiwenshare/file/domain/Share.java
@@ -14,9 +14,9 @@ import java.util.UUID;
 @TableName("share")
 public class Share {
     @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @GeneratedValue(strategy = GenerationType.AUTO)
     @TableId(type = IdType.AUTO)
-    private Long shareId;
+    private String shareId;
     @Column(columnDefinition="varchar(20) comment '用户id'")
     private String userId;
     @Column(columnDefinition="varchar(30) comment '分享时间'")
diff --git a/src/main/java/com/qiwenshare/file/domain/ShareFile.java b/src/main/java/com/qiwenshare/file/domain/ShareFile.java
index b0bd12b..c521820 100644
--- a/src/main/java/com/qiwenshare/file/domain/ShareFile.java
+++ b/src/main/java/com/qiwenshare/file/domain/ShareFile.java
@@ -13,9 +13,9 @@ import javax.persistence.*;
 @TableName("sharefile")
 public class ShareFile {
     @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    @GeneratedValue(strategy = GenerationType.AUTO)
     @TableId(type = IdType.AUTO)
-    private Long shareFileId;
+    private String shareFileId;
 
     @Column(columnDefinition="varchar(50) comment '分享批次号'")
     private String shareBatchNum;
diff --git a/src/main/java/com/qiwenshare/file/dto/sharefile/ShareFileDTO.java b/src/main/java/com/qiwenshare/file/dto/sharefile/ShareFileDTO.java
index 087d175..69eec87 100644
--- a/src/main/java/com/qiwenshare/file/dto/sharefile/ShareFileDTO.java
+++ b/src/main/java/com/qiwenshare/file/dto/sharefile/ShareFileDTO.java
@@ -3,11 +3,14 @@ package com.qiwenshare.file.dto.sharefile;
 import io.swagger.v3.oas.annotations.media.Schema;
 import lombok.Data;
 
+import javax.validation.constraints.NotEmpty;
+
 @Data
 @Schema(name = "分享文件DTO",required = true)
 public class ShareFileDTO {
-    @Schema(description="文件集合")
-    private String files;
+    @Schema(description="文件Id集合", required = true)
+    @NotEmpty
+    private String userFileIds;
     @Schema(description = "过期日期", example="2020-05-23 22:10:33")
     private String endTime;
     @Schema(description = "分享类型", example="0公共分享，1私密分享，2好友分享")
diff --git a/src/main/java/com/qiwenshare/file/vo/share/ShareListVO.java b/src/main/java/com/qiwenshare/file/vo/share/ShareListVO.java
index a90adfd..59b4cda 100644
--- a/src/main/java/com/qiwenshare/file/vo/share/ShareListVO.java
+++ b/src/main/java/com/qiwenshare/file/vo/share/ShareListVO.java
@@ -8,15 +8,15 @@ import javax.persistence.Column;
 @Schema(description="分享列表VO")
 @Data
 public class ShareListVO {
-    private Long shareId;
-    private Long userId;
+    private String shareId;
+    private String userId;
     private String shareTime;
     private String endTime;
     private String extractionCode;
     private String shareBatchNum;
     private Integer shareType;//0公共，1私密，2好友
     private Integer shareStatus;//0正常，1已失效，2已撤销
-    private Long shareFileId;
+    private String shareFileId;
     private String userFileId;
     private String shareFilePath;
     private String fileId;