diff --git a/cloud-etl-common/src/main/java/com/muyu/context/GenerateConstant.java b/cloud-etl-common/src/main/java/com/muyu/context/GenerateConstant.java
index c3b262b..9f1f7fa 100644
--- a/cloud-etl-common/src/main/java/com/muyu/context/GenerateConstant.java
+++ b/cloud-etl-common/src/main/java/com/muyu/context/GenerateConstant.java
@@ -1,5 +1,7 @@
 package com.muyu.context;
 
+import com.aliyun.oss.OSSClient;
+import com.aliyun.oss.model.GetObjectRequest;
 import com.muyu.common.security.utils.SecurityUtils;
 import com.muyu.domain.EngineMaintenance;
 import com.muyu.domain.EngineVersion;
@@ -8,6 +10,7 @@ import org.springframework.stereotype.Component;
 
 import javax.tools.JavaCompiler;
 import javax.tools.ToolProvider;
+import java.io.File;
 import java.text.SimpleDateFormat;
 import java.util.Date;
 
@@ -20,6 +23,17 @@ public class GenerateConstant {
     public static final String ACTION_IMPORT = "import com.muyu.abstracts.DataValue;";
     public static final String SCOPE_IMPORT = "import com.muyu.engine.basic.abstracts.";
     public static final String PACKAGE_PATH = "package com.muyu.generate;\n";
+    private static final String endpoint = "https://oss-cn-shanghai.aliyuncs.com";
+
+    private static final String accessKeyId = "LTAI5t8LmMHfW8ckPaAZR6oQ";
+
+    private static final String accessKeySecret = "pwzEwkpxcTFgurkARyr7sG7V6syc9x";
+
+    private static final String bucketName = "011811";
+    // OSS文件路径
+    private static final String filePath = "build/rule/version/";
+
+    private static final String fileName = "engine";
 
     public static String getClassName(String versionCode) {
         String[] splits = versionCode.split("_");
@@ -70,6 +84,20 @@ public class GenerateConstant {
     }
 
 
+    public static void localDownload() {
+        try {
+            // 创建 OSSClient 实例
+            OSSClient ossClient = new OSSClient(endpoint, accessKeyId, accessKeySecret);
+            // 下载Object到本地文件，并保存到指定的本地路径中。如果指定的本地文件存在会覆盖，不存在则新建。
+            // 如果未指定本地路径，则下载后的文件默认保存到示例程序所属项目对应本地路径中。
+            ossClient.getObject(new GetObjectRequest(bucketName, fileName), new File(filePath));
+            // 关闭OSSClient。
+            ossClient.shutdown();
+        } catch (Exception e) {
+            e.fillInStackTrace();
+        }
+    }
+
     public static Result<Object> compile(String fileName) {
         JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
         String[] strings = {"-classpath", "/home/lib", "-verbose", "-d", "/home/lib", fileName+".java"};