diff --git a/entry/src/main/ets/pages/judgeSDK/utils/fileModel.ets b/entry/src/main/ets/pages/judgeSDK/utils/fileModel.ets
index efefba0f..14965b0c 100644
--- a/entry/src/main/ets/pages/judgeSDK/utils/fileModel.ets
+++ b/entry/src/main/ets/pages/judgeSDK/utils/fileModel.ets
@@ -1,20 +1,26 @@
 import zlib from '@ohos.zlib';
 import promptAction from '@ohos.promptAction';
 import FileUtils from '../../../utils/FileUtils';
+import common from '@ohos.app.ability.common';
+
+interface Options{
+  level:number
+  memLevel:number
+  strategy:number
+}
 
 export default class FileModel {
   public folderPath: string
   // 设置文件夹
   public initFolder = async () => {
-    const { fileUtil } = this
-    await fileUtil.initFolder(`/models/model_enc`);
-    const folderPath = await fileUtil.initFolder(`/models`);
+    await this.fileUtil.initFolder(`/models/model_enc`);
+    const folderPath = await this.fileUtil.initFolder(`/models`);
     this.folderPath = folderPath;
   }
   //后续文件路径待替换
   private fileUtil: FileUtils
 
-  constructor(context) {
+  constructor(context:common.UIAbilityContext) {
     (async () => {
       const fileUtil = new FileUtils(context)
       this.fileUtil = fileUtil
@@ -23,31 +29,31 @@ export default class FileModel {
   }
 
   // 存储zip文件并解压
-  public storingFiles = async (str) => {
-    const { fileUtil, folderPath } = this;
-    await fileUtil.editFile(`${folderPath}/model.zip`, str)
+  public storingFiles = async (str:string) => {
+    await this.fileUtil.editFile(`${this.folderPath}/model.zip`, str)
 
-    let options = {
+    const folderPath = this.folderPath
+    let options:Options = {
       level: zlib.CompressLevel.COMPRESS_LEVEL_DEFAULT_COMPRESSION,
       memLevel: zlib.MemLevel.MEM_LEVEL_DEFAULT,
       strategy: zlib.CompressStrategy.COMPRESS_STRATEGY_DEFAULT_STRATEGY
     };
 
-    zlib.unzipFile(
-      `${folderPath}/model.zip`,
-      `${folderPath}`,
-      options).then((data) => {
-      console.log("unzipFile result：" + data);
-    }).catch((err) => {
+    try {
+      zlib.unzipFile(
+        `${folderPath}/model.zip`,
+        `${folderPath}`,
+        options).then((data) => {
+        console.log("unzipFile result：" + data);
+      })
+    }catch (err) {
       console.log("catch((err)=>" + err);
-    })
-
+    }
   }
   //获取文件内容
-  public getModelContent = (folderPath, fileName) => {
-    const { fileUtil } = this;
+  public getModelContent = (folderPath:string, fileName:string) => {
     try {
-      const content = fileUtil.getFileContent(`${folderPath}/${fileName}`)
+      const content = this.fileUtil.getFileContent(`${folderPath}/${fileName}`)
       return content;
     } catch (e) {
       console.info('surenjun', JSON.stringify(e))