diff --git a/pom.xml b/pom.xml
index 5516a00..9e42f14 100644
--- a/pom.xml
+++ b/pom.xml
@@ -15,7 +15,7 @@
     <artifactId>document-sharing-site</artifactId>
     <version>1.0-SNAPSHOT</version>
     <name>all-docs</name>
-    <description>使用Mongodb作为文件上传服务器</description>
+    <description>all docs project.</description>
 
     <properties>
         <java.version>1.8</java.version>
@@ -43,7 +43,7 @@
         <dependency>
             <groupId>cn.hutool</groupId>
             <artifactId>hutool-all</artifactId>
-            <version>5.4.3</version>
+            <version>5.8.25</version>
         </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
@@ -53,7 +53,7 @@
         <dependency>
             <groupId>com.alibaba</groupId>
             <artifactId>fastjson</artifactId>
-            <version>1.2.79</version>
+            <version>2.0.0</version>
         </dependency>
         <dependency>
             <groupId>org.projectlombok</groupId>
@@ -198,7 +198,7 @@
                 <groupId>org.springframework.boot</groupId>
                 <artifactId>spring-boot-maven-plugin</artifactId>
                 <configuration>
-                    <mainClass>com.jiaruiblog.DocumentSharingSiteApplication</mainClass>
+                    <mainClass>com.jiaruiblog.AllDocsApplication</mainClass>
                 </configuration>
             </plugin>
         </plugins>
diff --git a/src/main/java/com/jiaruiblog/DocumentSharingSiteApplication.java b/src/main/java/com/jiaruiblog/AllDocsApplication.java
similarity index 54%
rename from src/main/java/com/jiaruiblog/DocumentSharingSiteApplication.java
rename to src/main/java/com/jiaruiblog/AllDocsApplication.java
index 17c5ee2..8f3edaf 100644
--- a/src/main/java/com/jiaruiblog/DocumentSharingSiteApplication.java
+++ b/src/main/java/com/jiaruiblog/AllDocsApplication.java
@@ -7,22 +7,16 @@
 
 
 /**
- * //@EnableAsync(proxyTargetClass=true)
- * //@EnableAsync
- * //@EnableTransactionManagement(proxyTargetClass = true)
- * @ClassName DocumentSharingSiteApplication
- * @Description SpringBoot application
- * @Author luojiarui
- * @Date 2022/6/2 10:58 下午
- * @Version 1.0
+ * <p>DocumentSharingSiteApplication</p>
+ * @author luojiarui
  **/
 @EnableAsync(proxyTargetClass=true)
 @ServletComponentScan(basePackages = "com.jiaruiblog.filter")
 @SpringBootApplication
-public class DocumentSharingSiteApplication {
+public class AllDocsApplication {
 
     public static void main(String[] args) {
-        SpringApplication.run(DocumentSharingSiteApplication.class, args);
+        SpringApplication.run(AllDocsApplication.class, args);
     }
 
 }
\ No newline at end of file
diff --git a/src/main/java/com/jiaruiblog/util/network/InternetConnectionChecker.java b/src/main/java/com/jiaruiblog/util/network/InternetConnectionChecker.java
new file mode 100644
index 0000000..bba27dc
--- /dev/null
+++ b/src/main/java/com/jiaruiblog/util/network/InternetConnectionChecker.java
@@ -0,0 +1,24 @@
+package com.jiaruiblog.util.network;
+
+import java.net.InetAddress;
+
+public class InternetConnectionChecker {
+    public static boolean isInternetAvailable() {
+        try {
+            // 尝试解析 Google 的域名
+            InetAddress address = InetAddress.getByName("github.com");
+            // 如果能返回地址，说明可以连接到互联网
+            return address.isReachable(2000); // 超时设置为 2 秒
+        } catch (Exception e) {
+            return false; // 出现异常说明无法连接互联网
+        }
+    }
+
+    public static void main(String[] args) {
+        if (isInternetAvailable()) {
+            System.out.println("Can connect to the Internet.");
+        } else {
+            System.out.println("Cannot connect to the Internet.");
+        }
+    }
+}
diff --git a/src/test/java/com/jiaruiblog/controller/DocReviewControllerTest.java b/src/test/java/com/jiaruiblog/controller/DocReviewControllerTest.java
index 6e7636c..2af4fd0 100644
--- a/src/test/java/com/jiaruiblog/controller/DocReviewControllerTest.java
+++ b/src/test/java/com/jiaruiblog/controller/DocReviewControllerTest.java
@@ -2,7 +2,7 @@
 
 import com.alibaba.fastjson.JSON;
 import com.google.common.collect.Lists;
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import com.jiaruiblog.common.MessageConstant;
 import com.jiaruiblog.entity.dto.RefuseBatchDTO;
 import com.jiaruiblog.entity.dto.RefuseDTO;
@@ -30,7 +30,7 @@
 import java.util.Map;
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = DocumentSharingSiteApplication.class)
+@SpringBootTest(classes = AllDocsApplication.class)
 public class DocReviewControllerTest {
 
     private MockMvc mockMvc;
diff --git a/src/test/java/com/jiaruiblog/controller/DocumentControllerTest.java b/src/test/java/com/jiaruiblog/controller/DocumentControllerTest.java
index e37332b..9d91b7f 100644
--- a/src/test/java/com/jiaruiblog/controller/DocumentControllerTest.java
+++ b/src/test/java/com/jiaruiblog/controller/DocumentControllerTest.java
@@ -1,6 +1,6 @@
 package com.jiaruiblog.controller;
 
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -24,7 +24,7 @@
 //测试环境使用，用来表示测试环境使用的ApplicationContext将是WebApplicationContext类型的
 @WebAppConfiguration
 @PropertySource(value = "classpath:application.xproperties")
-@SpringBootTest(classes = {DocumentSharingSiteApplication.class}, webEnvironment = SpringBootTest.WebEnvironment.NONE)
+@SpringBootTest(classes = {AllDocsApplication.class}, webEnvironment = SpringBootTest.WebEnvironment.NONE)
 public class DocumentControllerTest {
 
     private MockMvc mockMvc;
diff --git a/src/test/java/com/jiaruiblog/controller/SystemConfigControllerTest.java b/src/test/java/com/jiaruiblog/controller/SystemConfigControllerTest.java
index cf76d7b..d0ab32e 100644
--- a/src/test/java/com/jiaruiblog/controller/SystemConfigControllerTest.java
+++ b/src/test/java/com/jiaruiblog/controller/SystemConfigControllerTest.java
@@ -1,7 +1,7 @@
 package com.jiaruiblog.controller;
 
 import com.alibaba.fastjson.JSON;
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import com.jiaruiblog.common.MessageConstant;
 import com.jiaruiblog.config.SystemConfig;
 import org.junit.After;
@@ -24,7 +24,7 @@
 import java.nio.charset.Charset;
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = DocumentSharingSiteApplication.class)
+@SpringBootTest(classes = AllDocsApplication.class)
 public class SystemConfigControllerTest {
 
     private MockMvc mockMvc;
diff --git a/src/test/java/com/jiaruiblog/controller/UserControllerTest.java b/src/test/java/com/jiaruiblog/controller/UserControllerTest.java
index 5138f0f..a27b6b2 100644
--- a/src/test/java/com/jiaruiblog/controller/UserControllerTest.java
+++ b/src/test/java/com/jiaruiblog/controller/UserControllerTest.java
@@ -2,7 +2,7 @@
 
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import com.jiaruiblog.common.MessageConstant;
 import com.jiaruiblog.entity.dto.RegistryUserDTO;
 import com.jiaruiblog.entity.dto.UserDTO;
@@ -29,7 +29,7 @@
 import java.util.Date;
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = DocumentSharingSiteApplication.class)
+@SpringBootTest(classes = AllDocsApplication.class)
 public class UserControllerTest {
 
     private MockMvc mockMvc;
diff --git a/src/test/java/com/jiaruiblog/service/CategoryServiceTest.java b/src/test/java/com/jiaruiblog/service/CategoryServiceTest.java
index 96b2629..6c2710d 100644
--- a/src/test/java/com/jiaruiblog/service/CategoryServiceTest.java
+++ b/src/test/java/com/jiaruiblog/service/CategoryServiceTest.java
@@ -2,7 +2,7 @@
 
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import com.jiaruiblog.service.impl.CategoryServiceImpl;
 import org.junit.Assert;
 import org.junit.Test;
@@ -14,7 +14,7 @@
 
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = DocumentSharingSiteApplication.class)
+@SpringBootTest(classes = AllDocsApplication.class)
 public class CategoryServiceTest {
 
     @Resource
diff --git a/src/test/java/com/jiaruiblog/service/impl/CommentServiceImplTest.java b/src/test/java/com/jiaruiblog/service/impl/CommentServiceImplTest.java
index 40feb92..e86ee40 100644
--- a/src/test/java/com/jiaruiblog/service/impl/CommentServiceImplTest.java
+++ b/src/test/java/com/jiaruiblog/service/impl/CommentServiceImplTest.java
@@ -1,7 +1,7 @@
 package com.jiaruiblog.service.impl;
 
 import com.alibaba.fastjson.JSON;
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import com.jiaruiblog.entity.dto.BasePageDTO;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -10,7 +10,7 @@
 import org.springframework.test.context.junit4.SpringRunner;
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = DocumentSharingSiteApplication.class)
+@SpringBootTest(classes = AllDocsApplication.class)
 public class CommentServiceImplTest {
 
     @Autowired
diff --git a/src/test/java/com/jiaruiblog/service/impl/FileServiceImplTest.java b/src/test/java/com/jiaruiblog/service/impl/FileServiceImplTest.java
index f50dd6e..e0814fc 100644
--- a/src/test/java/com/jiaruiblog/service/impl/FileServiceImplTest.java
+++ b/src/test/java/com/jiaruiblog/service/impl/FileServiceImplTest.java
@@ -2,7 +2,7 @@
 
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import com.jiaruiblog.entity.FileDocument;
 import com.jiaruiblog.entity.dto.DocumentDTO;
 import com.jiaruiblog.enums.FilterTypeEnum;
@@ -20,7 +20,7 @@
 
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = DocumentSharingSiteApplication.class)
+@SpringBootTest(classes = AllDocsApplication.class)
 public class FileServiceImplTest {
 
     @Before
diff --git a/src/test/java/com/jiaruiblog/service/impl/LikeServiceImplTest.java b/src/test/java/com/jiaruiblog/service/impl/LikeServiceImplTest.java
index d3ff18d..d248b1b 100644
--- a/src/test/java/com/jiaruiblog/service/impl/LikeServiceImplTest.java
+++ b/src/test/java/com/jiaruiblog/service/impl/LikeServiceImplTest.java
@@ -1,6 +1,6 @@
 package com.jiaruiblog.service.impl;
 
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import com.jiaruiblog.service.LikeService;
 import com.jiaruiblog.task.like.UserLikeDetail;
 import org.apache.commons.lang3.RandomStringUtils;
@@ -14,7 +14,7 @@
 
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = DocumentSharingSiteApplication.class)
+@SpringBootTest(classes = AllDocsApplication.class)
 public class LikeServiceImplTest {
 
     @Resource
diff --git a/src/test/java/com/jiaruiblog/service/impl/StatisticsServiceImplTest.java b/src/test/java/com/jiaruiblog/service/impl/StatisticsServiceImplTest.java
index a07d8ab..a5e8fe2 100644
--- a/src/test/java/com/jiaruiblog/service/impl/StatisticsServiceImplTest.java
+++ b/src/test/java/com/jiaruiblog/service/impl/StatisticsServiceImplTest.java
@@ -2,7 +2,7 @@
 
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import com.jiaruiblog.service.StatisticsService;
 import org.junit.Assert;
 import org.junit.Test;
@@ -13,7 +13,7 @@
 import javax.annotation.Resource;
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = DocumentSharingSiteApplication.class)
+@SpringBootTest(classes = AllDocsApplication.class)
 public class StatisticsServiceImplTest {
 
     @Resource
diff --git a/src/test/java/com/jiaruiblog/service/impl/TagServiceImplTest.java b/src/test/java/com/jiaruiblog/service/impl/TagServiceImplTest.java
index 996dcb8..ee6a81c 100644
--- a/src/test/java/com/jiaruiblog/service/impl/TagServiceImplTest.java
+++ b/src/test/java/com/jiaruiblog/service/impl/TagServiceImplTest.java
@@ -2,7 +2,7 @@
 
 import com.alibaba.fastjson.JSON;
 import com.alibaba.fastjson.JSONObject;
-import com.jiaruiblog.DocumentSharingSiteApplication;
+import com.jiaruiblog.AllDocsApplication;
 import org.junit.Assert;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -12,7 +12,7 @@
 import javax.annotation.Resource;
 
 @RunWith(SpringRunner.class)
-@SpringBootTest(classes = DocumentSharingSiteApplication.class)
+@SpringBootTest(classes = AllDocsApplication.class)
 public class TagServiceImplTest {
 
     @Resource