测试编译class文件

cloud-etl-server/src/main/java/com/muyu/controller/EngineVersionController.java

@@ -182,7 +182,7 @@ public class EngineVersionController extends BaseController {
     public boolean insertVersion(@RequestBody EngineVersion engineVersion) {
         log.info("数据是:{}"+engineVersion.getRuleContent());
         OssUpload.uploadFiles(engineVersion.getRuleContent(), engineVersion.getVersionCode());
-        OSSFileDownload.localDownload();
+        OSSFileDownload.streamingDownload(engineVersion.getName());
         JavaClass.compile(engineVersion.getName());
         engineVersion.setId(null);
         boolean insert = engineVersionService.insert(engineVersion);

cloud-etl-server/src/main/java/com/muyu/javacomplier/OSSFileDownload.java

@@ -2,6 +2,8 @@ package com.muyu.javacomplier;
 
 import com.aliyun.oss.OSSClient;
 import com.aliyun.oss.model.GetObjectRequest;
+import com.aliyun.oss.model.ObjectMetadata;
+import com.muyu.domain.constants.Result;
 
 import java.io.File;
 
@@ -19,17 +21,28 @@ public class OSSFileDownload {
 
     private static final String fileName = "engine";
 
-    public static void localDownload() {
-        try {
+    public static Result<Object> streamingDownload(String fileName) {
+
+        String source = null;
         // 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。
+        // 判断 bucket 是否存在
+        Boolean flag_bucket = ossClient.doesBucketExist(bucketName);
+        if (!flag_bucket) {
+            System.out.println("bucket不存在");
+            return Result.error("bucket不存在");
+        }
+        String objectName = fileName + ".java";
+        Boolean flag_file = ossClient.doesObjectExist(bucketName, filePath + objectName);
+        if (!flag_file) {
+            System.out.println("预下载文件不存在");
+            return Result.error("预下载文件不存在");
+        }
+        // 本地文件下载路径
+        String localPath = "home/" + objectName;
+        ObjectMetadata object = ossClient.getObject(new GetObjectRequest(bucketName, filePath + objectName), new File(localPath));
+        System.out.println(object);
         ossClient.shutdown();
-        } catch (Exception e) {
-            e.fillInStackTrace();
-        }
+        return Result.success(source);
     }
 }