10.13

src/main/java/io/renren/modules/sys/controller/dataset/DataSetController.java

@@ -22,10 +22,7 @@ import org.springframework.web.bind.annotation.*;
 import java.io.IOException;
 import java.security.InvalidKeyException;
 import java.security.NoSuchAlgorithmException;
-import java.util.Arrays;
-import java.util.Date;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 
 import static io.renren.common.utils.ShiroUtils.getUserId;
 
@@ -158,6 +155,16 @@ public class DataSetController {
     @RequestMapping("/downloadDataset")
     public R downloadStaticDataset(String datasetName){
         //从minio获得数据集的url，直接返回给前端
+        List<FileTest> dataset = new ArrayList<>();
+        try {
+            dataset = MinIoUtils.listFiles("dataset", datasetName.split("\\.")[0]);
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        if (dataset.size() ==0){
+            return R.error(404,"文件不存在");
+        }
         String downloadUrl= MinIoUtils.getFileUrl("dataset",datasetName);
         return R.ok().put("downloadUrl",downloadUrl);
     }