update:更新下载通知逻辑

pom.xml

@@ -120,17 +120,24 @@
         <dependency>
             <groupId>com.aliyun.oss</groupId>
             <artifactId>aliyun-sdk-oss</artifactId>
-            <version>3.14.1</version>
+            <version>3.15.2</version>
         </dependency>
         <dependency>
             <groupId>com.drewnoakes</groupId>
             <artifactId>metadata-extractor</artifactId>
-            <version>2.17.0</version>
+            <version>2.18.0</version>
         </dependency>
 <!--        <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-security</artifactId>
         </dependency>-->
+
+        <dependency>
+            <groupId>com.acgist</groupId>
+            <artifactId>snail</artifactId>
+            <version>1.17.1</version>
+        </dependency>
+
     </dependencies>
 
     <build>

src/main/java/com/yutou/nas/utils/Tools.java

@@ -26,6 +26,7 @@ import java.security.MessageDigest;
 import java.text.SimpleDateFormat;
 import java.util.Base64;
 import java.util.Date;
+import java.util.Objects;
 import java.util.Random;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
@@ -397,4 +398,22 @@ public class Tools {
         },false,true);
         return UPSPower;
     }
+
+    public static void delDir(String path){
+        File file = new File(path);
+        if(file.exists()){
+            for (File listFile : Objects.requireNonNull(file.listFiles())) {
+                if(listFile.isFile()){
+                    listFile.delete();
+                }else{
+                    if(Objects.requireNonNull(listFile.listFiles()).length > 0){
+                        delDir(listFile.getAbsolutePath());
+                    }else{
+                        listFile.delete();
+                    }
+                }
+            }
+            file.delete();
+        }
+    }
 }