diff --git a/src/main/java/im/zhaojun/zfile/cache/DriveCacheKey.java b/src/main/java/im/zhaojun/zfile/cache/DriveCacheKey.java
index 31a4ba6..71679a6 100644
--- a/src/main/java/im/zhaojun/zfile/cache/DriveCacheKey.java
+++ b/src/main/java/im/zhaojun/zfile/cache/DriveCacheKey.java
@@ -16,4 +16,4 @@ public class DriveCacheKey {
 
     private String key;
 
-}
+}
\ No newline at end of file
diff --git a/src/main/java/im/zhaojun/zfile/cache/MyTimedCache.java b/src/main/java/im/zhaojun/zfile/cache/MyTimedCache.java
index 6364c0b..ee90975 100644
--- a/src/main/java/im/zhaojun/zfile/cache/MyTimedCache.java
+++ b/src/main/java/im/zhaojun/zfile/cache/MyTimedCache.java
@@ -40,4 +40,5 @@ public class MyTimedCache<K, V> extends TimedCache<K, V> {
             e.printStackTrace();
         }
     }
-}
+
+}
\ No newline at end of file
diff --git a/src/main/java/im/zhaojun/zfile/config/OneDriveConfig.java b/src/main/java/im/zhaojun/zfile/config/OneDriveConfig.java
index 7f341f5..6381f72 100644
--- a/src/main/java/im/zhaojun/zfile/config/OneDriveConfig.java
+++ b/src/main/java/im/zhaojun/zfile/config/OneDriveConfig.java
@@ -3,8 +3,6 @@ package im.zhaojun.zfile.config;
 import im.zhaojun.zfile.model.constant.StorageConfigConstant;
 import im.zhaojun.zfile.model.entity.StorageConfig;
 import im.zhaojun.zfile.service.StorageConfigService;
-import im.zhaojun.zfile.service.impl.OneDriveChinaServiceImpl;
-import im.zhaojun.zfile.service.impl.OneDriveServiceImpl;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.http.HttpHeaders;
@@ -24,12 +22,6 @@ public class OneDriveConfig {
     @Resource
     private StorageConfigService storageConfigService;
 
-    @Resource
-    private OneDriveServiceImpl oneDriveServiceImpl;
-
-    @Resource
-    private OneDriveChinaServiceImpl oneDriveChinaServiceImpl;
-
     /**
      * OneDrive 请求 RestTemplate, 会在请求头中添加 Bearer: Authorization {token} 信息, 用于 API 认证.
      */
diff --git a/src/main/java/im/zhaojun/zfile/controller/home/FIleParseController.java b/src/main/java/im/zhaojun/zfile/controller/home/FileParseController.java
similarity index 96%
rename from src/main/java/im/zhaojun/zfile/controller/home/FIleParseController.java
rename to src/main/java/im/zhaojun/zfile/controller/home/FileParseController.java
index 83bc87d..9bd2538 100644
--- a/src/main/java/im/zhaojun/zfile/controller/home/FIleParseController.java
+++ b/src/main/java/im/zhaojun/zfile/controller/home/FileParseController.java
@@ -13,7 +13,7 @@ import org.springframework.web.bind.annotation.RestController;
  */
 @RestController
 @RequestMapping("/common")
-public class FIleParseController {
+public class FileParseController {
 
     /**
      * 获取文件内容, 仅限用于 txt, md, ini 等普通文本文件.
diff --git a/src/main/java/im/zhaojun/zfile/controller/install/InstallController.java b/src/main/java/im/zhaojun/zfile/controller/install/InstallController.java
index 565a5a5..4696d59 100644
--- a/src/main/java/im/zhaojun/zfile/controller/install/InstallController.java
+++ b/src/main/java/im/zhaojun/zfile/controller/install/InstallController.java
@@ -1,10 +1,8 @@
 package im.zhaojun.zfile.controller.install;
 
 import cn.hutool.crypto.SecureUtil;
-import im.zhaojun.zfile.controller.admin.AdminController;
 import im.zhaojun.zfile.model.dto.SystemConfigDTO;
 import im.zhaojun.zfile.model.support.ResultBean;
-import im.zhaojun.zfile.service.StorageConfigService;
 import im.zhaojun.zfile.service.SystemConfigService;
 import org.springframework.util.StringUtils;
 import org.springframework.web.bind.annotation.GetMapping;
@@ -23,12 +21,6 @@ public class InstallController {
     @Resource
     private SystemConfigService systemConfigService;
 
-    @Resource
-    private StorageConfigService storageConfigService;
-
-    @Resource
-    private AdminController adminController;
-
     @GetMapping("/is-installed")
     public ResultBean isInstall() {
         if (!StringUtils.isEmpty(systemConfigService.getAdminUsername())) {
diff --git a/src/main/java/im/zhaojun/zfile/schedule/OneDriveTokenRefreshSchedule.java b/src/main/java/im/zhaojun/zfile/schedule/OneDriveTokenRefreshSchedule.java
index e392a03..b1a1272 100644
--- a/src/main/java/im/zhaojun/zfile/schedule/OneDriveTokenRefreshSchedule.java
+++ b/src/main/java/im/zhaojun/zfile/schedule/OneDriveTokenRefreshSchedule.java
@@ -5,8 +5,6 @@ import im.zhaojun.zfile.model.entity.DriveConfig;
 import im.zhaojun.zfile.model.enums.StorageTypeEnum;
 import im.zhaojun.zfile.service.DriveConfigService;
 import im.zhaojun.zfile.service.base.AbstractOneDriveServiceBase;
-import im.zhaojun.zfile.service.impl.OneDriveChinaServiceImpl;
-import im.zhaojun.zfile.service.impl.OneDriveServiceImpl;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.scheduling.annotation.EnableScheduling;
@@ -25,12 +23,6 @@ import java.util.List;
 @Slf4j
 public class OneDriveTokenRefreshSchedule {
 
-    @Resource
-    private OneDriveServiceImpl oneDriveServiceImpl;
-
-    @Resource
-    private OneDriveChinaServiceImpl oneDriveChinaServiceImpl;
-
     @Resource
     private DriveConfigService driveConfigService;
 
diff --git a/src/main/java/im/zhaojun/zfile/service/DriveConfigService.java b/src/main/java/im/zhaojun/zfile/service/DriveConfigService.java
index b1dfd7e..8d2865c 100644
--- a/src/main/java/im/zhaojun/zfile/service/DriveConfigService.java
+++ b/src/main/java/im/zhaojun/zfile/service/DriveConfigService.java
@@ -121,7 +121,6 @@ public class DriveConfigService {
      * @return  驱动器对应的存储策略.
      */
     public StorageTypeEnum findStorageTypeById(Integer id) {
-        // return findById(id).getType();
         return driverConfigRepository.findById(id).get().getType();
     }
 
diff --git a/src/main/java/im/zhaojun/zfile/service/base/AbstractBaseFileService.java b/src/main/java/im/zhaojun/zfile/service/base/AbstractBaseFileService.java
index b4e0486..5860dcb 100644
--- a/src/main/java/im/zhaojun/zfile/service/base/AbstractBaseFileService.java
+++ b/src/main/java/im/zhaojun/zfile/service/base/AbstractBaseFileService.java
@@ -5,7 +5,6 @@ import im.zhaojun.zfile.exception.InitializeDriveException;
 import im.zhaojun.zfile.model.dto.FileItemDTO;
 import im.zhaojun.zfile.model.entity.StorageConfig;
 import im.zhaojun.zfile.model.enums.StorageTypeEnum;
-import im.zhaojun.zfile.service.SystemConfigService;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
 
@@ -18,6 +17,10 @@ import java.util.List;
 @Slf4j
 public abstract class AbstractBaseFileService implements BaseFileService {
 
+
+    @Resource
+    private ZFileCache zFileCache;
+
     /**
      * 下载链接过期时间, 目前只在兼容 S3 协议的存储策略中使用到.
      */
@@ -29,23 +32,16 @@ public abstract class AbstractBaseFileService implements BaseFileService {
      */
     protected boolean isInitialized = false;
 
-
     /**
      * 基路径
      */
     protected String basePath;
+
     /**
      * 驱动器 ID
      */
     public Integer driveId;
 
-    @Resource
-    private SystemConfigService systemConfigService;
-
-    @Resource
-    private ZFileCache zFileCache;
-
-
     /***
      * 获取指定路径下的文件及文件夹, 默认缓存 60 分钟，每隔 30 分钟刷新一次.
      *
@@ -70,14 +66,15 @@ public abstract class AbstractBaseFileService implements BaseFileService {
 
     /**
      * 初始化方法, 启动时自动调用实现类的此方法进行初始化.
+     *
+     * @param   driveId
+     *          驱动器 ID
      */
     public abstract void init(Integer driveId);
 
 
     /**
      * 测试是否连接成功, 会尝试取调用获取根路径的文件, 如果没有抛出异常, 则认为连接成功, 某些存储策略需要复写此方法.
-     *
-     * @return 连接结果
      */
     protected void testConnection() {
         try {
diff --git a/src/main/java/im/zhaojun/zfile/service/base/AbstractOneDriveServiceBase.java b/src/main/java/im/zhaojun/zfile/service/base/AbstractOneDriveServiceBase.java
index aab9e31..8ab17c1 100644
--- a/src/main/java/im/zhaojun/zfile/service/base/AbstractOneDriveServiceBase.java
+++ b/src/main/java/im/zhaojun/zfile/service/base/AbstractOneDriveServiceBase.java
@@ -176,8 +176,6 @@ public abstract class AbstractOneDriveServiceBase extends AbstractBaseFileServic
 
         String fullPath = StringUtils.getFullPath(basePath, path);
 
-        String requestUrl;
-
         HttpHeaders headers = new HttpHeaders();
         headers.set("driveId", driveId.toString());
         HttpEntity<Object> entity = new HttpEntity<>(headers);
@@ -205,16 +203,41 @@ public abstract class AbstractOneDriveServiceBase extends AbstractBaseFileServic
     }
 
 
+    /**
+     * 获取 GraphEndPoint, 对于不同版本的 OneDrive, 此地址会不同.
+     * @return          Graph 连接点
+     */
     public abstract String getGraphEndPoint();
 
+
+    /**
+     * 获取 AuthenticateEndPoint, 对于不同版本的 OneDrive, 此地址会不同.
+     * @return          Authenticate 连接点
+     */
     public abstract String getAuthenticateEndPoint();
 
+    /**
+     * 获取 Client ID.
+     * @return  Client Id
+     */
     public abstract String getClientId();
 
+    /**
+     * 获取重定向地址.
+     * @return  重定向地址
+     */
     public abstract String getRedirectUri();
 
+    /**
+     * 获取 Client Secret 密钥.
+     * @return  Client Secret 密钥.
+     */
     public abstract String getClientSecret();
 
+    /**
+     * 获取 API Scope.
+     * @return  Scope
+     */
     public abstract String getScope();
 
     public void refreshOneDriveToken() {
diff --git a/src/main/java/im/zhaojun/zfile/service/impl/FtpServiceImpl.java b/src/main/java/im/zhaojun/zfile/service/impl/FtpServiceImpl.java
index bc99a20..301a192 100644
--- a/src/main/java/im/zhaojun/zfile/service/impl/FtpServiceImpl.java
+++ b/src/main/java/im/zhaojun/zfile/service/impl/FtpServiceImpl.java
@@ -15,8 +15,6 @@ import lombok.SneakyThrows;
 import org.apache.commons.net.ftp.FTP;
 import org.apache.commons.net.ftp.FTPClientConfig;
 import org.apache.commons.net.ftp.FTPFile;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.config.ConfigurableBeanFactory;
 import org.springframework.context.annotation.Scope;
 import org.springframework.stereotype.Service;
@@ -36,8 +34,6 @@ import java.util.Objects;
 @Scope(ConfigurableBeanFactory.SCOPE_PROTOTYPE)
 public class FtpServiceImpl extends AbstractBaseFileService implements BaseFileService {
 
-    private static final Logger log = LoggerFactory.getLogger(FtpServiceImpl.class);
-
     @Resource
     private StorageConfigService storageConfigService;