refactor: 修改uploadFile方法参数类型为File

- 将LsfxAnalysisClient.uploadFile方法参数从MultipartFile改为File
- 在LsfxTestController中添加MultipartFile到File的转换逻辑
- 使用临时文件处理转换，并在finally块中自动清理

ccdi-lsfx/src/main/java/com/ruoyi/lsfx/client/LsfxAnalysisClient.java

@@ -15,8 +15,8 @@ import jakarta.annotation.Resource;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
-import org.springframework.web.multipart.MultipartFile;
 
+import java.io.File;
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.Map;
@@ -109,8 +109,8 @@ public class LsfxAnalysisClient {
     /**
      * 上传文件
      */
-    public UploadFileResponse uploadFile(Integer groupId, MultipartFile file) {
-        log.info("【流水分析】上传文件请求: groupId={}, fileName={}", groupId, file.getOriginalFilename());
+    public UploadFileResponse uploadFile(Integer groupId, File file) {
+        log.info("【流水分析】上传文件请求: groupId={}, fileName={}", groupId, file.getName());
         long startTime = System.currentTimeMillis();
 
         try {

ccdi-lsfx/src/main/java/com/ruoyi/lsfx/controller/LsfxTestController.java

@@ -18,6 +18,12 @@ import jakarta.annotation.Resource;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.StandardCopyOption;
+
 /**
  * 流水分析平台接口测试控制器
  */
@@ -76,8 +82,28 @@ public class LsfxTestController {
             return AjaxResult.error("文件大小超过限制：最大10MB");
         }
 
-        UploadFileResponse response = lsfxAnalysisClient.uploadFile(groupId, file);
-        return AjaxResult.success(response);
+        // 将 MultipartFile 转换为 File
+        Path tempFile = null;
+        try {
+            // 创建临时文件
+            tempFile = Files.createTempFile("upload_", "_" + file.getOriginalFilename());
+            Files.copy(file.getInputStream(), tempFile, StandardCopyOption.REPLACE_EXISTING);
+
+            File convertedFile = tempFile.toFile();
+            UploadFileResponse response = lsfxAnalysisClient.uploadFile(groupId, convertedFile);
+            return AjaxResult.success(response);
+        } catch (IOException e) {
+            return AjaxResult.error("文件转换失败：" + e.getMessage());
+        } finally {
+            // 删除临时文件
+            if (tempFile != null) {
+                try {
+                    Files.deleteIfExists(tempFile);
+                } catch (IOException e) {
+                    // 忽略删除失败
+                }
+            }
+        }
     }
 
     @Operation(summary = "拉取行内流水", description = "从数仓拉取行内流水数据")