refactor : 重构代码

Assets/YooAsset/Runtime/DiagnosticSystem/RemoteEditorConnection.cs

@@ -36,7 +36,7 @@ namespace YooAsset
         public void Register(Guid messageID, UnityAction<MessageEventArgs> callback)
         {
             if (messageID == Guid.Empty)
-                throw new ArgumentException("messageID is empty !");
+                throw new ArgumentException("messageID is empty.");
 
             if (_messageCallbacks.ContainsKey(messageID) == false)
                 _messageCallbacks.Add(messageID, callback);
@@ -49,7 +49,7 @@ namespace YooAsset
         public void Send(Guid messageID, byte[] data)
         {
             if (messageID == Guid.Empty)
-                throw new ArgumentException("messageID is empty !");
+                throw new ArgumentException("messageID is empty.");
 
             // 接收对方的消息
             RemotePlayerConnection.Instance.HandleEditorMessage(messageID, data);

Assets/YooAsset/Runtime/DiagnosticSystem/RemotePlayerConnection.cs

@@ -36,7 +36,7 @@ namespace YooAsset
         public void Register(Guid messageID, UnityAction<MessageEventArgs> callback)
         {
             if (messageID == Guid.Empty)
-                throw new ArgumentException("messageID is empty !");
+                throw new ArgumentException("messageID is empty.");
 
             if (_messageCallbacks.ContainsKey(messageID) == false)
                 _messageCallbacks.Add(messageID, callback);
@@ -49,7 +49,7 @@ namespace YooAsset
         public void Send(Guid messageID, byte[] data)
         {
             if (messageID == Guid.Empty)
-                throw new ArgumentException("messageID is empty !");
+                throw new ArgumentException("messageID is empty.");
 
             // 接收对方的消息
             RemoteEditorConnection.Instance.HandlePlayerMessage(messageID, data);

Assets/YooAsset/Runtime/DownloadSystem/DefaultDownloadRequest/UnityWebRequestAssetBundleDownloader.cs

@@ -76,7 +76,7 @@ namespace YooAsset
             else
             {
                 if (string.IsNullOrEmpty(_args.FileHash))
-                    throw new YooInternalException("File hash is null or empty !");
+                    throw new YooInternalException("File hash is null or empty.");
 
                 // 使用 Unity 缓存
                 // 说明：The file hash defining the version of the asset bundle.

Assets/YooAsset/Runtime/DownloadSystem/DefaultDownloadRequest/UnityWebRequestDownloaderBase.cs

@@ -109,7 +109,7 @@ namespace YooAsset
                 catch (Exception ex)
                 {
                     Status = EDownloadRequestStatus.Failed;
-                    Error = $"[{GetType().Name}] Failed to create web request : {ex.Message}";
+                    Error = $"[{GetType().Name}] Failed to create web request: {ex.Message}";
                 }
             }
         }
@@ -144,7 +144,7 @@ namespace YooAsset
             else
             {
                 Status = EDownloadRequestStatus.Failed;
-                Error = $"[{GetType().Name}] URL: {URL} - 错误: {_webRequest.error}";
+                Error = $"[{GetType().Name}] URL: {URL} - Error: {_webRequest.error}";
                 OnRequestFailed();
             }
 
@@ -226,7 +226,7 @@ namespace YooAsset
         protected void ApplyRequestOptions(int timeout, int watchdogTime, Dictionary<string, string> headers)
         {
             if (_webRequest == null)
-                throw new YooInternalException("Web request is null !");
+                throw new YooInternalException("Web request is null.");
 
             // 设置看门狗超时时间
             _watchdogTime = watchdogTime;

Assets/YooAsset/Runtime/DownloadSystem/DownloadSystemHelper.cs

@@ -57,7 +57,7 @@ namespace YooAsset
 #elif UNITY_STANDALONE_LINUX
             url = StringUtility.Format("file:///root/{0}", path);
 #else
-            throw new System.NotSupportedException($"[{nameof(DownloadSystemHelper.ConvertToWWWPath)}] not implemented platform: {UnityEngine.Application.platform}");
+            throw new System.NotSupportedException($"[{nameof(DownloadSystemHelper.ConvertToWWWPath)}] Platform '{UnityEngine.Application.platform}' is not supported.");
 #endif
 
             // For some special cases when users have special characters in their devices, url paths can not be identified correctly.

Assets/YooAsset/Runtime/FileSystem/BundleResult/AssetBundleResult/Operation/AssetBundleLoadAllAssetsOperation.cs

@@ -39,7 +39,7 @@ namespace YooAsset
                 if (_assetBundle == null)
                 {
                     _steps = ESteps.Done;
-                    Error = $"The bundle {_packageBundle.BundleName} has been destroyed due to unity engine bugs !";
+                    Error = $"The bundle {_packageBundle.BundleName} has been destroyed due to unity engine bugs.";
                     Status = EOperationStatus.Failed;
                     return;
                 }

Assets/YooAsset/Runtime/FileSystem/BundleResult/AssetBundleResult/Operation/AssetBundleLoadAssetOperation.cs

@@ -39,7 +39,7 @@ namespace YooAsset
                 if (_assetBundle == null)
                 {
                     _steps = ESteps.Done;
-                    Error = $"The bundle {_packageBundle.BundleName} has been destroyed due to unity engine bugs !";
+                    Error = $"The bundle {_packageBundle.BundleName} has been destroyed due to unity engine bugs.";
                     Status = EOperationStatus.Failed;
                     return;
                 }

Assets/YooAsset/Runtime/FileSystem/BundleResult/AssetBundleResult/Operation/AssetBundleLoadSceneOperation.cs

@@ -72,7 +72,7 @@ namespace YooAsset
                     if (IsWaitForAsyncComplete)
                     {
                         //注意：场景加载无法强制异步转同步
-                        YooLogger.Error("The scene is loading asyn !");
+                        YooLogger.Error("The scene is loading asyn.");
                     }
                     else
                     {

Assets/YooAsset/Runtime/FileSystem/BundleResult/AssetBundleResult/Operation/AssetBundleLoadSubAssetsOperation.cs

@@ -39,7 +39,7 @@ namespace YooAsset
                 if (_assetBundle == null)
                 {
                     _steps = ESteps.Done;
-                    Error = $"The bundle {_packageBundle.BundleName} has been destroyed due to unity engine bugs !";
+                    Error = $"The bundle {_packageBundle.BundleName} has been destroyed due to unity engine bugs.";
                     Status = EOperationStatus.Failed;
                     return;
                 }

Assets/YooAsset/Runtime/FileSystem/BundleResult/RawBundleResult/Operation/RawBundleLoadAllAssetsOperation.cs

@@ -5,7 +5,7 @@ namespace YooAsset
     {
         internal override void InternalStart()
         {
-            Error = $"{nameof(RawBundleLoadAllAssetsOperation)} not support load all assets !";
+            Error = $"{nameof(RawBundleLoadAllAssetsOperation)} not support load all assets.";
             Status = EOperationStatus.Failed;
         }
         internal override void InternalUpdate()

Assets/YooAsset/Runtime/FileSystem/BundleResult/RawBundleResult/Operation/RawBundleLoadAssetOperation.cs

@@ -5,7 +5,7 @@ namespace YooAsset
     {
         internal override void InternalStart()
         {
-            Error = $"{nameof(RawBundleLoadAssetOperation)} not support load asset !";
+            Error = $"{nameof(RawBundleLoadAssetOperation)} not support load asset.";
             Status = EOperationStatus.Failed;
         }
         internal override void InternalUpdate()

Assets/YooAsset/Runtime/FileSystem/BundleResult/RawBundleResult/Operation/RawBundleLoadSceneOperation.cs

@@ -5,7 +5,7 @@ namespace YooAsset
     {
         internal override void InternalStart()
         {
-            Error = $"{nameof(RawBundleLoadSceneOperation)} not support load scene !";
+            Error = $"{nameof(RawBundleLoadSceneOperation)} not support load scene.";
             Status = EOperationStatus.Failed;
         }
         internal override void InternalUpdate()

Assets/YooAsset/Runtime/FileSystem/BundleResult/RawBundleResult/Operation/RawBundleLoadSubAssetsOperation.cs

@@ -5,7 +5,7 @@ namespace YooAsset
     {
         internal override void InternalStart()
         {
-            Error = $"{nameof(RawBundleLoadSubAssetsOperation)} not support load sub assets !";
+            Error = $"{nameof(RawBundleLoadSubAssetsOperation)} not support load sub assets.";
             Status = EOperationStatus.Failed;
         }
         internal override void InternalUpdate()

Assets/YooAsset/Runtime/FileSystem/BundleResult/VirtualBundleResult/Operation/VirtualBundleLoadAllAssetsOperation.cs

@@ -28,7 +28,7 @@ namespace YooAsset
             _steps = ESteps.CheckBundle;
 #else
             _steps = ESteps.Done;
-            Error = $"{nameof(VirtualBundleLoadAllAssetsOperation)} only support unity editor platform !";
+            Error = $"{nameof(VirtualBundleLoadAllAssetsOperation)} only support unity editor platform.";
             Status = EOperationStatus.Failed;            
 #endif
         }

Assets/YooAsset/Runtime/FileSystem/BundleResult/VirtualBundleResult/Operation/VirtualBundleLoadAssetOperation.cs

@@ -27,7 +27,7 @@ namespace YooAsset
             _steps = ESteps.CheckBundle;
 #else
             _steps = ESteps.Done;
-            Error = $"{nameof(VirtualBundleLoadAssetOperation)} only support unity editor platform !";
+            Error = $"{nameof(VirtualBundleLoadAssetOperation)} only support unity editor platform.";
             Status = EOperationStatus.Failed;            
 #endif
         }

Assets/YooAsset/Runtime/FileSystem/BundleResult/VirtualBundleResult/Operation/VirtualBundleLoadSceneOperation.cs

@@ -31,7 +31,7 @@ namespace YooAsset
             _steps = ESteps.LoadScene;
 #else
             _steps = ESteps.Done;
-            Error = $"{nameof(VirtualBundleLoadSceneOperation)} only support unity editor platform !";
+            Error = $"{nameof(VirtualBundleLoadSceneOperation)} only support unity editor platform.";
             Status = EOperationStatus.Failed;            
 #endif
         }
@@ -77,7 +77,7 @@ namespace YooAsset
                     if (IsWaitForAsyncComplete)
                     {
                         // 注意：场景加载无法强制异步转同步
-                        YooLogger.Error("The scene is loading asyn !");
+                        YooLogger.Error("The scene is loading asyn.");
                     }
                     else
                     {

Assets/YooAsset/Runtime/FileSystem/BundleResult/VirtualBundleResult/Operation/VirtualBundleLoadSubAssetsOperation.cs

@@ -28,7 +28,7 @@ namespace YooAsset
             _steps = ESteps.CheckBundle;
 #else
             _steps = ESteps.Done;
-            Error = $"{nameof(VirtualBundleLoadSubAssetsOperation)} only support unity editor platform !";
+            Error = $"{nameof(VirtualBundleLoadSubAssetsOperation)} only support unity editor platform.";
             Status = EOperationStatus.Failed;            
 #endif
         }

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/CatalogFileHelper.cs

@@ -206,7 +206,7 @@ namespace YooAsset
         public static DefaultBuildinFileCatalog DeserializeFromBinary(byte[] binaryData)
         {
             if (binaryData == null || binaryData.Length == 0)
-                throw new Exception("Catalog file data is null or empty !");
+                throw new Exception("Catalog file data is null or empty.");
 
             // 创建缓存器
             BufferReader buffer = new BufferReader(binaryData);
@@ -214,7 +214,7 @@ namespace YooAsset
             // 读取文件标记
             uint fileSign = buffer.ReadUInt32();
             if (fileSign != CatalogFileDefine.FileSign)
-                throw new Exception("Invalid catalog file !");
+                throw new Exception("Invalid catalog file.");
 
             // 读取文件版本
             string fileVersion = buffer.ReadUTF8();

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/DefaultBuildinFileSystem.cs

@@ -333,14 +333,14 @@ namespace YooAsset
 
 #if UNITY_ANDROID
             //TODO : 安卓平台内置文件属于APK压缩包内的文件。
-            YooLogger.Error($"Android platform not support read buildin bundle file data !");
+            YooLogger.Error($"Android platform not support read buildin bundle file data.");
             return null;
 #else
             if (bundle.Encrypted)
             {
                 if (DecryptionServices == null)
                 {
-                    YooLogger.Error($"The {nameof(IDecryptionServices)} is null !");
+                    YooLogger.Error($"The {nameof(IDecryptionServices)} is null.");
                     return null;
                 }
 
@@ -370,14 +370,14 @@ namespace YooAsset
 
 #if UNITY_ANDROID
             //TODO : 安卓平台内置文件属于APK压缩包内的文件。
-            YooLogger.Error($"Android platform not support read buildin bundle file text !");
+            YooLogger.Error($"Android platform not support read buildin bundle file text.");
             return null;
 #else
             if (bundle.Encrypted)
             {
                 if (DecryptionServices == null)
                 {
-                    YooLogger.Error($"The {nameof(IDecryptionServices)} is null !");
+                    YooLogger.Error($"The {nameof(IDecryptionServices)} is null.");
                     return null;
                 }
 

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/Operation/DBFSInitializeOperation.cs

@@ -33,7 +33,7 @@ namespace YooAsset
 #if UNITY_WEBGL
             _steps = ESteps.Done;
             Status = EOperationStatus.Failed;
-            Error = $"{nameof(DefaultBuildinFileSystem)} is not support WEBGL platform !";
+            Error = $"{nameof(DefaultBuildinFileSystem)} is not support WEBGL platform.";
 #else
             if (_fileSystem.CopyBuildinPackageManifest)
                 _steps = ESteps.LoadBuildinPackageVersion;
@@ -181,7 +181,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = "Fatal error : catalog is null !";
+                        Error = "Fatal error : catalog is null.";
                         return;
                     }
 

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/Operation/DBFSLoadBundleOperation.cs

@@ -48,7 +48,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"The {nameof(IBundleDecryptionServices)} is null !";
+                        Error = $"The {nameof(IBundleDecryptionServices)} is null.";
                         YooLogger.Error(Error);
                         return;
                     }
@@ -247,7 +247,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"The {nameof(IDecryptionServices)} is null !";
+                        Error = $"The {nameof(IDecryptionServices)} is null.";
                         YooLogger.Error(Error);
                         return;
                     }

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/Operation/internal/LoadBuildinPackageManifestOperation.cs

@@ -94,7 +94,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Failed to verify buildin package manifest file !";
+                    Error = "Failed to verify buildin package manifest file.";
                 }
             }
 

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/Operation/internal/RequestBuildinPackageHashOperation.cs

@@ -85,7 +85,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"Buildin package hash file content is empty !";
+                    Error = $"Buildin package hash file content is empty.";
                 }
                 else
                 {

Assets/YooAsset/Runtime/FileSystem/DefaultBuildinFileSystem/Operation/internal/RequestBuildinPackageVersionOperation.cs

@@ -83,7 +83,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"Buildin package version file content is empty !";
+                    Error = $"Buildin package version file content is empty.";
                 }
                 else
                 {

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/DefaultCacheFileSystem.cs

@@ -407,7 +407,7 @@ namespace YooAsset
             {
                 if (BundleDecryptionServices == null)
                 {
-                    YooLogger.Error($"The {nameof(IBundleDecryptionServices)} is null !");
+                    YooLogger.Error($"The {nameof(IBundleDecryptionServices)} is null.");
                     return null;
                 }
 
@@ -435,7 +435,7 @@ namespace YooAsset
             {
                 if (BundleDecryptionServices == null)
                 {
-                    YooLogger.Error($"The {nameof(IBundleDecryptionServices)} is null !");
+                    YooLogger.Error($"The {nameof(IBundleDecryptionServices)} is null.");
                     return null;
                 }
 
@@ -552,7 +552,7 @@ namespace YooAsset
             }
             catch (Exception ex)
             {
-                YooLogger.Error($"Failed to write cache file ! {ex.Message}");
+                YooLogger.Error($"Failed to write cache file. Error: {ex.Message}");
                 return false;
             }
 

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Elements/RecordFileElement.cs

@@ -39,7 +39,7 @@ namespace YooAsset
             }
             catch (Exception ex)
             {
-                YooLogger.Error($"Failed to delete cache file ! {ex.Message}");
+                YooLogger.Error($"Failed to delete cache file. Error: {ex.Message}");
                 return false;
             }
         }

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/DCFSInitializeOperation.cs

@@ -28,7 +28,7 @@ namespace YooAsset
 #if UNITY_WEBGL
             _steps = ESteps.Done;
             Status = EOperationStatus.Failed;
-            Error = $"{nameof(DefaultCacheFileSystem)} is not support WEBGL platform !";
+            Error = $"{nameof(DefaultCacheFileSystem)} is not support WEBGL platform.";
 #else
             _steps = ESteps.CheckAppFootPrint;
 #endif
@@ -48,23 +48,23 @@ namespace YooAsset
                 {
                     if (_fileSystem.InstallClearMode == EOverwriteInstallClearMode.None)
                     {
-                        YooLogger.Warning("Do nothing when overwrite install application !");
+                        YooLogger.Warning("Do nothing when overwrite install application.");
                     }
                     else if (_fileSystem.InstallClearMode == EOverwriteInstallClearMode.ClearAllCacheFiles)
                     {
                         _fileSystem.DeleteAllBundleFiles();
                         _fileSystem.DeleteAllManifestFiles();
-                        YooLogger.Warning("Delete all cache files when overwrite install application !");
+                        YooLogger.Warning("Delete all cache files when overwrite install application.");
                     }
                     else if (_fileSystem.InstallClearMode == EOverwriteInstallClearMode.ClearAllBundleFiles)
                     {
                         _fileSystem.DeleteAllBundleFiles();
-                        YooLogger.Warning("Delete all bundle files when overwrite install application !");
+                        YooLogger.Warning("Delete all bundle files when overwrite install application.");
                     }
                     else if (_fileSystem.InstallClearMode == EOverwriteInstallClearMode.ClearAllManifestFiles)
                     {
                         _fileSystem.DeleteAllManifestFiles();
-                        YooLogger.Warning("Delete all manifest files when overwrite install application !");
+                        YooLogger.Warning("Delete all manifest files when overwrite install application.");
                     }
                     else
                     {

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/DCFSLoadBundleOperation.cs

@@ -120,7 +120,7 @@ namespace YooAsset
 
                 _steps = ESteps.Done;
                 Status = EOperationStatus.Failed;
-                Error = "Abort download file !";
+                Error = "Abort download file.";
             }
 
             if (_steps == ESteps.LoadAssetBundle)
@@ -131,7 +131,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"The {nameof(IBundleDecryptionServices)} is null !";
+                        Error = $"The {nameof(IBundleDecryptionServices)} is null.";
                         YooLogger.Error(Error);
                         return;
                     }
@@ -389,7 +389,7 @@ namespace YooAsset
 
                 _steps = ESteps.Done;
                 Status = EOperationStatus.Failed;
-                Error = "Abort download file !";
+                Error = "Abort download file.";
             }
 
             if (_steps == ESteps.LoadCacheRawBundle)

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/ClearCacheBundleFilesByLocationsOperaiton.cs

@@ -45,7 +45,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Can not found active package manifest !";
+                    Error = "Can not found active package manifest.";
                 }
                 else
                 {
@@ -59,7 +59,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Clear param is null !";
+                    Error = "Clear param is null.";
                     return;
                 }
 

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/ClearCacheBundleFilesByTagsOperaiton.cs

@@ -43,7 +43,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Can not found active package manifest !";
+                    Error = "Can not found active package manifest.";
                 }
                 else
                 {
@@ -57,7 +57,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Clear param is null !";
+                    Error = "Clear param is null.";
                     return;
                 }
 

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/ClearUnusedCacheBundleFilesOperation.cs

@@ -41,7 +41,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Can not found active package manifest !";
+                    Error = "Can not found active package manifest.";
                 }
                 else
                 {

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/ClearUnusedCacheManifestFilesOperation.cs

@@ -38,7 +38,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Can not found active package manifest !";
+                    Error = "Can not found active package manifest.";
                 }
                 else
                 {

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/DownloadPackageBundleOperation.cs

@@ -62,7 +62,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Download file options is invalid !";
+                    Error = "Download file options is invalid.";
                     Debug.Log(Error);
                     return;
                 }
@@ -95,7 +95,7 @@ namespace YooAsset
                     if (IsWaitForAsyncComplete == false && _failedTryAgain > 0)
                     {
                         _steps = ESteps.TryAgain;
-                        YooLogger.Warning($"Failed download : {_downloadFileOp.URL} Try again !");
+                        YooLogger.Warning($"Failed download : {_downloadFileOp.URL} Try again.");
                     }
                     else
                     {

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/LoadCachePackageHashOperation.cs

@@ -51,7 +51,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"Cache package hash file content is empty !";
+                    Error = $"Cache package hash file content is empty.";
                 }
                 else
                 {

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/LoadCachePackageManifestOperation.cs

@@ -67,7 +67,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Failed to verify cache package manifest file!";
+                    Error = "Failed to verify cache package manifest file.";
                 }
             }
 

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/RequestRemotePackageVersionOperation.cs

@@ -62,7 +62,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"Remote package version file content is empty !";
+                        Error = $"Remote package version file content is empty.";
                     }
                     else
                     {

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/Scheduler/DownloadAndCacheLocalFileOperation.cs

@@ -170,7 +170,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"{_fileSystem.GetType().FullName} failed to write file !";
+                    Error = $"{_fileSystem.GetType().FullName} failed to write file.";
                 }
 
                 // 注意：缓存完成后直接删除临时文件

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/Scheduler/DownloadAndCacheRemoteFileOperation.cs

@@ -133,7 +133,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"{_fileSystem.GetType().FullName} failed to write file !";
+                    Error = $"{_fileSystem.GetType().FullName} failed to write file.";
                 }
 
                 // 注意：缓存完成后直接删除临时文件
@@ -151,7 +151,7 @@ namespace YooAsset
             if (_steps != ESteps.Done)
             {
                 // 注意：不中断下载任务，保持后台继续下载
-                YooLogger.Error($"Try load bundle {_bundle.BundleName} from remote : {URL} !");
+                YooLogger.Error($"Try load bundle {_bundle.BundleName} from remote : {URL}");
             }
         }
 

Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/VerifyTempFileOperation.cs

@@ -63,7 +63,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"Failed to verify file : {_element.TempFilePath} ! ErrorCode : {VerifyResult}";
+                    Error = $"Failed to verify file : {_element.TempFilePath} ErrorCode : {VerifyResult}";
                 }
             }
         }

Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/DefaultEditorFileSystem.cs

@@ -161,7 +161,7 @@ namespace YooAsset
             PackageName = packageName;
 
             if (string.IsNullOrEmpty(packageRoot))
-                throw new YooFileSystemException($"{nameof(DefaultEditorFileSystem)} package root is null or empty !");
+                throw new YooFileSystemException($"{nameof(DefaultEditorFileSystem)} package root is null or empty.");
 
             _packageRoot = packageRoot;
 

Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/Operation/DEFSLoadBundleOperation.cs

@@ -105,7 +105,7 @@ namespace YooAsset
 
                 _steps = ESteps.Done;
                 Status = EOperationStatus.Failed;
-                Error = "Abort download file !";
+                Error = "Abort download file.";
             }
 
             if (_steps == ESteps.LoadAssetBundle)
@@ -116,7 +116,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = "Virtual WebGL Mode only support asyn load method !";
+                        Error = "Virtual WebGL Mode only support asyn load method.";
                         YooLogger.Error(Error);
                     }
                     else

Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/Operation/internal/DownloadVirutalBundleOperation.cs

@@ -61,7 +61,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Download file options is invalid !";
+                    Error = "Download file options is invalid.";
                     Debug.Log(Error);
                     return;
                 }
@@ -94,7 +94,7 @@ namespace YooAsset
                     if (IsWaitForAsyncComplete == false && _failedTryAgain > 0)
                     {
                         _steps = ESteps.TryAgain;
-                        YooLogger.Warning($"Failed download : {_downloadFileOp.URL} Try again !");
+                        YooLogger.Warning($"Failed download : {_downloadFileOp.URL} Try again.");
                     }
                     else
                     {
@@ -127,7 +127,7 @@ namespace YooAsset
             {
                 _steps = ESteps.Done;
                 Status = EOperationStatus.Failed;
-                Error = $"Try load bundle {Bundle.BundleName} from remote !";
+                Error = $"Try load bundle {Bundle.BundleName} from remote.";
                 YooLogger.Error(Error);
             }
         }

Assets/YooAsset/Runtime/FileSystem/DefaultEditorFileSystem/Operation/internal/LoadEditorPackageManifestOperation.cs

@@ -67,7 +67,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Failed to verify simulation package manifest file !";
+                    Error = "Failed to verify simulation package manifest file.";
                 }
             }
 

Assets/YooAsset/Runtime/FileSystem/DefaultWebRemoteFileSystem/Operation/DWRFSLoadBundleOperation.cs

@@ -67,7 +67,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"{nameof(DWRFSLoadAssetBundleOperation)} loaded asset bundle is null !";
+                        Error = $"{nameof(DWRFSLoadAssetBundleOperation)} loaded asset bundle is null.";
                     }
                     else
                     {
@@ -90,7 +90,7 @@ namespace YooAsset
             {
                 _steps = ESteps.Done;
                 Status = EOperationStatus.Failed;
-                Error = "WebGL platform not support sync load method !";
+                Error = "WebGL platform not support sync load method.";
                 YooLogger.Error(Error);
             }
         }

Assets/YooAsset/Runtime/FileSystem/DefaultWebServerFileSystem/Operation/DWSFSLoadBundleOperation.cs

@@ -67,7 +67,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"{nameof(DWSFSLoadAssetBundleOperation)} loaded asset bundle is null !";
+                        Error = $"{nameof(DWSFSLoadAssetBundleOperation)} loaded asset bundle is null.";
                     }
                     else
                     {
@@ -90,7 +90,7 @@ namespace YooAsset
             {
                 _steps = ESteps.Done;
                 Status = EOperationStatus.Failed;
-                Error = "WebGL platform not support sync load method !";
+                Error = "WebGL platform not support sync load method.";
                 YooLogger.Error(Error);
             }
         }

Assets/YooAsset/Runtime/FileSystem/DefaultWebServerFileSystem/Operation/internal/LoadWebServerPackageManifestOperation.cs

@@ -78,7 +78,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Failed to verify web server package manifest file!";
+                    Error = "Failed to verify web server package manifest file.";
                 }
             }
 

Assets/YooAsset/Runtime/FileSystem/DefaultWebServerFileSystem/Operation/internal/RequestWebServerPackageHashOperation.cs

@@ -59,7 +59,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"Web server package hash file content is empty !";
+                        Error = $"Web server package hash file content is empty.";
                     }
                     else
                     {

Assets/YooAsset/Runtime/FileSystem/DefaultWebServerFileSystem/Operation/internal/RequestWebServerPackageVersionOperation.cs

@@ -56,7 +56,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"Web server package version file content is empty !";
+                        Error = $"Web server package version file content is empty.";
                     }
                     else
                     {

Assets/YooAsset/Runtime/FileSystem/WebGame/Operation/LoadWebEncryptAssetBundleOperation.cs

@@ -46,7 +46,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"The {nameof(IWebBundleDecryptionServices)} is null !";
+                    Error = $"The {nameof(IWebBundleDecryptionServices)} is null.";
                     YooLogger.Error(Error);
                     return;
                 }
@@ -75,7 +75,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = "Failed load encrypted AssetBundle !";
+                        Error = "Failed load encrypted AssetBundle.";
                     }
                     else
                     {
@@ -89,7 +89,7 @@ namespace YooAsset
                     if (_failedTryAgain > 0)
                     {
                         _steps = ESteps.TryAgain;
-                        YooLogger.Warning($"Failed download : {_unityWebDataRequestOp.URL} Try again !");
+                        YooLogger.Warning($"Failed download : {_unityWebDataRequestOp.URL} Try again.");
                     }
                     else
                     {

Assets/YooAsset/Runtime/FileSystem/WebGame/Operation/LoadWebNormalAssetBundleOperation.cs

@@ -70,7 +70,7 @@ namespace YooAsset
                     if (_failedTryAgain > 0)
                     {
                         _steps = ESteps.TryAgain;
-                        YooLogger.Warning($"Failed download : {_unityAssetBundleRequestOp.URL} Try again !");
+                        YooLogger.Warning($"Failed download : {_unityAssetBundleRequestOp.URL} Try again.");
                     }
                     else
                     {

Assets/YooAsset/Runtime/FileSystem/WebGame/Operation/LoadWebPackageManifestOperation.cs

@@ -88,7 +88,7 @@ internal class LoadWebPackageManifestOperation : AsyncOperationBase
             {
                 _steps = ESteps.Done;
                 Status = EOperationStatus.Failed;
-                Error = "Failed to verify web package manifest file!";
+                Error = "Failed to verify web package manifest file.";
             }
         }
 

Assets/YooAsset/Runtime/FileSystem/WebGame/Operation/RequestWebPackageHashOperation.cs

@@ -64,7 +64,7 @@ internal class RequestWebPackageHashOperation : AsyncOperationBase
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"Web package hash file content is empty !";
+                    Error = $"Web package hash file content is empty.";
                 }
                 else
                 {

Assets/YooAsset/Runtime/FileSystem/WebGame/Operation/RequestWebPackageVersionOperation.cs

@@ -64,7 +64,7 @@ internal class RequestWebPackageVersionOperation : AsyncOperationBase
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"Web package version file content is empty !";
+                    Error = $"Web package version file content is empty.";
                 }
                 else
                 {

Assets/YooAsset/Runtime/OperationSystem/AsyncOperationBase.cs

@@ -10,17 +10,22 @@ namespace YooAsset
     {
         private List<AsyncOperationBase> _childs;
         private Action<AsyncOperationBase> _callback;
-        private uint _priority = 0;
+        private uint _priority;
 
         /// <summary>
         /// 等待异步执行完成
         /// </summary>
-        internal bool IsWaitForAsyncComplete { private set; get; } = false;
+        internal bool IsWaitForAsyncComplete { get; private set; }
+
+        /// <summary>
+        /// 标记脏（用于调度器检测并重排）
+        /// </summary>
+        internal bool IsDirty { get; set; }
 
         /// <summary>
         /// 是否已经完成
         /// </summary>
-        internal bool IsFinish { private set; get; } = false;
+        internal bool IsFinish { get; private set; }
 
         /// <summary>
         /// 异步系统是否繁忙
@@ -35,11 +40,6 @@ namespace YooAsset
             }
         }
 
-        /// <summary>
-        /// 标记脏（用于调度器检测并重排）
-        /// </summary>
-        internal bool IsDirty { set; get; } = false;
-
         /// <summary>
         /// 任务优先级
         /// </summary>
@@ -98,6 +98,7 @@ namespace YooAsset
                 {
                     try
                     {
+                        //注意：任务已完成，立即调用回调
                         value.Invoke(this);
                     }
                     catch (Exception ex)
@@ -157,13 +158,13 @@ namespace YooAsset
 
 #if UNITY_EDITOR || DEBUG
             if (child == null)
-                throw new YooInternalException("The child node is null !");
+                throw new YooInternalException("The child node is null.");
 
             if (ReferenceEquals(child, this))
-                throw new YooInternalException("The child node cannot be itself !");
+                throw new YooInternalException("The child node cannot be itself.");
 
             if (_childs.Contains(child))
-                throw new YooInternalException($"The child node {child.GetType().Name} already exists !");
+                throw new YooInternalException($"The child node {child.GetType().Name} already exists.");
 
             // 禁止形成环依赖
             if (WouldCreateCycle(child))
@@ -183,10 +184,10 @@ namespace YooAsset
 
 #if UNITY_EDITOR || DEBUG
             if (child == null)
-                throw new YooInternalException("The child node is null !");
+                throw new YooInternalException("The child node is null.");
 
             if (_childs.Contains(child) == false)
-                throw new YooInternalException($"The child node {child.GetType().Name} not exists !");
+                throw new YooInternalException($"The child node {child.GetType().Name} not exists.");
 #endif
 
             _childs.Remove(child);
@@ -275,7 +276,7 @@ namespace YooAsset
                 InternalAbort();
                 Status = EOperationStatus.Failed;
                 Error = "user abort";
-                YooLogger.Warning($"Async operation {this.GetType().Name} has been aborted !");
+                YooLogger.Warning($"Async operation {this.GetType().Name} has been aborted.");
             }
 
             //注意：强制收尾，确保Task能完成
@@ -295,21 +296,25 @@ namespace YooAsset
                 // 结束记录
                 DebugEndRecording();
 
-                try
+                if (_callback != null)
                 {
-                    //TODO 单个回调异常会阻断后续订阅者
-                    _callback?.Invoke(this);
-                }
-                catch (Exception ex)
-                {
-                    YooLogger.Error($"Exception in completion callback: {ex}");
-                }
-                finally
-                {
-                    _callback = null;
-                    if (_taskCompletionSource != null)
-                        _taskCompletionSource.TrySetResult(null);
+                    var invocationList = _callback.GetInvocationList();
+                    foreach (var handler in invocationList)
+                    {
+                        try
+                        {
+                            ((Action<AsyncOperationBase>)handler).Invoke(this);
+                        }
+                        catch (Exception ex)
+                        {
+                            YooLogger.Error($"Exception in completion callback: {ex}");
+                        }
+                    }
                 }
+
+                _callback = null;
+                if (_taskCompletionSource != null)
+                    _taskCompletionSource.TrySetResult(null);
             }
         }
 
@@ -327,7 +332,10 @@ namespace YooAsset
         /// <summary>
         /// 批量执行一定次数的更新逻辑
         /// </summary>
-        /// <param name="count">次数</param>
+        /// <param name="count">最大执行次数，默认1000次</param>
+        /// <remarks>
+        /// 用于需要快速完成但又不想完全阻塞主线程的场景。
+        /// </remarks>
         protected void RunBatchExecution(int count = 1000)
         {
             if (IsDone)
@@ -374,7 +382,7 @@ namespace YooAsset
         /// </summary>
         public void WaitForAsyncComplete()
         {
-            //TODO 防止异步操作被挂起陷入无限死循环！
+            //注意：防止异步操作被挂起陷入无限死循环！
             if (Status == EOperationStatus.None)
             {
                 StartOperation();
@@ -390,7 +398,7 @@ namespace YooAsset
                 if (IsDone == false)
                 {
                     Status = EOperationStatus.Failed;
-                    Error = $"Operation {this.GetType().Name} failed to wait for async complete !";
+                    Error = $"Operation {this.GetType().Name} failed to wait for async complete.";
                     YooLogger.Error(Error);
                 }
 
@@ -403,12 +411,12 @@ namespace YooAsset
         /// <summary>
         /// 开始的时间
         /// </summary>
-        public string BeginTime { protected set; get; }
+        public string BeginTime { get; protected set; }
 
         /// <summary>
         /// 处理耗时（单位：毫秒）
         /// </summary>
-        public long ProcessTime { protected set; get; }
+        public long ProcessTime { get; protected set; }
 
         // 加载耗时统计
         private Stopwatch _watch = null;
@@ -449,9 +457,14 @@ namespace YooAsset
             double s = System.Math.Floor(spawnTime - m * 60 - h * 3600);
             return h.ToString("00") + ":" + m.ToString("00") + ":" + s.ToString("00");
         }
+
+        /// <summary>
+        /// 检测添加子任务是否会形成循环依赖
+        /// 使用深度优先搜索（DFS）遍历子任务图
+        /// </summary>
         private bool WouldCreateCycle(AsyncOperationBase child)
         {
-            const int maxVisited = 4096;
+            const int MaxCycleCheckDepth = 4096; // 循环检测最大深度
             var stack = new Stack<AsyncOperationBase>();
             var visited = new HashSet<AsyncOperationBase>();
             stack.Push(child);
@@ -462,18 +475,22 @@ namespace YooAsset
                 if (node == null)
                     continue;
 
+                // 防止重复访问
                 if (visited.Add(node) == false)
                     continue;
 
-                if (visited.Count > maxVisited)
-                    throw new YooInternalException("Child operation graph is too large, cycle check aborted !");
+                // 防止无限循环（图过大）
+                if (visited.Count > MaxCycleCheckDepth)
+                    throw new YooInternalException("Child operation graph is too large, cycle check aborted.");
 
+                // 检测循环：如果遍历到自己，说明形成循环
                 if (ReferenceEquals(node, this))
                     return true;
 
                 if (node._childs == null)
                     continue;
 
+                // 将子节点加入栈
                 for (int i = 0; i < node._childs.Count; i++)
                 {
                     stack.Push(node._childs[i]);

Assets/YooAsset/Runtime/OperationSystem/OperationScheduler.cs

@@ -10,12 +10,12 @@ namespace YooAsset
     {
         private readonly List<AsyncOperationBase> _operations = new List<AsyncOperationBase>(100);
         private readonly List<AsyncOperationBase> _newList = new List<AsyncOperationBase>(100);
-        private uint _priority = 0;
+        private uint _priority;
 
         /// <summary>
         /// 所属包裹名称
         /// </summary>
-        public string PackageName { private set; get; }
+        public string PackageName { get; private set; }
 
         /// <summary>
         /// 调度器优先级（值越大越优先）
@@ -36,12 +36,12 @@ namespace YooAsset
         /// <summary>
         /// 优先级是否已变更（需要重新排序）
         /// </summary>
-        public bool IsDirty { set; get; } = false;
+        public bool IsDirty { get; set; }
 
         /// <summary>
         /// 创建顺序（用于同优先级稳定排序）
         /// </summary>
-        public int CreateIndex { private set; get; }
+        public int CreateIndex { get; private set; }
 
 
         public OperationScheduler(string packageName, int createIndex)
@@ -53,6 +53,9 @@ namespace YooAsset
         /// <summary>
         /// 开始处理异步操作
         /// </summary>
+        /// <remarks>
+        /// 操作会先添加到临时队列，在下一次Update时才会开始执行
+        /// </remarks>
         public void StartOperation(AsyncOperationBase operation)
         {
             _newList.Add(operation);

Assets/YooAsset/Runtime/OperationSystem/OperationSystem.cs

@@ -15,13 +15,13 @@ namespace YooAsset
         }
 #endif
 
-        // 全局调度器名称
-        public const string GLOBAL_SCHEDULER_NAME = "YOOASSET_GLOBAL_SCHEDULER";
+        public const string GlobalSchedulerName = "YOOASSET_GLOBAL_SCHEDULER"; // 全局调度器名称
+        private const long MinTimeSlice = 10; // 最小时间片（毫秒）
 
         private static readonly Dictionary<string, OperationScheduler> _schedulerDic = new Dictionary<string, OperationScheduler>(100);
         private static readonly List<OperationScheduler> _schedulerList = new List<OperationScheduler>(100);
-        private static bool _isInitialize = false;
-        private static int _createIndex = 0;
+        private static bool _isInitialized;
+        private static int _createIndex;
 
         // 计时器相关
         private static Stopwatch _watch;
@@ -33,12 +33,16 @@ namespace YooAsset
         /// </summary>
         public static long MaxTimeSlice
         {
+            get
+            {
+                return _maxTimeSlice;
+            }
             set
             {
-                if (value < 10)
+                if (value < MinTimeSlice)
                 {
-                    _maxTimeSlice = 10;
-                    YooLogger.Warning($"MaxTimeSlice minimum value is 10 milliseconds.");
+                    _maxTimeSlice = MinTimeSlice;
+                    YooLogger.Warning($"MaxTimeSlice minimum value is {MinTimeSlice} milliseconds.");
                 }
                 else
                 {
@@ -71,14 +75,17 @@ namespace YooAsset
         /// </summary>
         public static void Initialize()
         {
-            if (_isInitialize == false)
+            if (_isInitialized)
             {
-                _isInitialize = true;
-                _watch = Stopwatch.StartNew();
-
-                // 创建全局调度器
-                CreatePackageScheduler(GLOBAL_SCHEDULER_NAME, uint.MaxValue);
+                YooLogger.Warning("Operation system is already initialized.");
+                return;
             }
+
+            _isInitialized = true;
+            _watch = Stopwatch.StartNew();
+
+            // 创建全局调度器
+            CreatePackageScheduler(GlobalSchedulerName, uint.MaxValue);
         }
 
         /// <summary>
@@ -86,7 +93,7 @@ namespace YooAsset
         /// </summary>
         public static void Update()
         {
-            if (_isInitialize == false)
+            if (_isInitialized == false)
                 return;
 
             // 检测是否需要执行排序
@@ -122,8 +129,7 @@ namespace YooAsset
         /// </summary>
         public static void DestroyAll()
         {
-            _isInitialize = false;
-            YooLogger.Log("Operation system destroy all !");
+            _isInitialized = false;
 
             // 清空所有调度器
             foreach (var scheduler in _schedulerList)
@@ -136,7 +142,7 @@ namespace YooAsset
 
             _watch = null;
             _frameTime = 0;
-            MaxTimeSlice = long.MaxValue;
+            _maxTimeSlice = long.MaxValue;
         }
 
         /// <summary>
@@ -144,7 +150,7 @@ namespace YooAsset
         /// </summary>
         public static OperationScheduler CreatePackageScheduler(string packageName, uint priority)
         {
-            DebugCheckInitialize(packageName);
+            DebugEnsureInitialized(packageName);
 
             if (_schedulerDic.ContainsKey(packageName))
             {
@@ -163,12 +169,12 @@ namespace YooAsset
         /// </summary>
         public static void DestroyPackageScheduler(string packageName)
         {
-            DebugCheckInitialize(packageName);
+            DebugEnsureInitialized(packageName);
 
             // 不允许销毁默认调度器
-            if (packageName == GLOBAL_SCHEDULER_NAME)
+            if (packageName == GlobalSchedulerName)
             {
-                throw new YooInternalException("Cannot destroy the global package scheduler!");
+                throw new YooInternalException("Cannot destroy the global package scheduler.");
             }
 
             if (_schedulerDic.TryGetValue(packageName, out var scheduler))
@@ -184,7 +190,7 @@ namespace YooAsset
         /// </summary>
         public static void ClearPackageOperation(string packageName)
         {
-            DebugCheckInitialize(packageName);
+            DebugEnsureInitialized(packageName);
 
             var scheduler = GetScheduler(packageName);
             scheduler.ClearAll();
@@ -195,7 +201,7 @@ namespace YooAsset
         /// </summary>
         public static void StartOperation(string packageName, AsyncOperationBase operation)
         {
-            DebugCheckInitialize(packageName);
+            DebugEnsureInitialized(packageName);
 
             var scheduler = GetScheduler(packageName);
             scheduler.StartOperation(operation);
@@ -206,7 +212,7 @@ namespace YooAsset
         /// </summary>
         public static void SetSchedulerPriority(string packageName, uint priority)
         {
-            DebugCheckInitialize(packageName);
+            DebugEnsureInitialized(packageName);
 
             var scheduler = GetScheduler(packageName);
             scheduler.Priority = priority;
@@ -217,7 +223,7 @@ namespace YooAsset
         /// </summary>
         public static uint GetSchedulerPriority(string packageName)
         {
-            DebugCheckInitialize(packageName);
+            DebugEnsureInitialized(packageName);
 
             var scheduler = GetScheduler(packageName);
             return scheduler.Priority;
@@ -240,7 +246,7 @@ namespace YooAsset
         #region 调试信息
         internal static List<DebugOperationInfo> GetDebugOperationInfos(string packageName)
         {
-            DebugCheckInitialize(packageName);
+            DebugEnsureInitialized(packageName);
 
             var scheduler = GetScheduler(packageName);
             return scheduler.GetDebugOperationInfos();
@@ -249,13 +255,13 @@ namespace YooAsset
 
         #region 调试方法
         [Conditional("DEBUG")]
-        private static void DebugCheckInitialize(string packageName)
+        private static void DebugEnsureInitialized(string packageName)
         {
             if (string.IsNullOrWhiteSpace(packageName))
                 throw new YooInternalException("Package name is null or empty.");
 
-            if (_isInitialize == false)
-                throw new YooInternalException($"{nameof(OperationSystem)} not initialized !");
+            if (_isInitialized == false)
+                throw new YooInternalException($"{nameof(OperationSystem)} not initialized.");
         }
         #endregion
     }

Assets/YooAsset/Runtime/ResourceManager/Operation/InstantiateOperation.cs

@@ -116,14 +116,14 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"Instantiate game object is null !";
+                        Error = $"Instantiate game object is null.";
                     }
                 }
                 else
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"Instantiate async results is null !";
+                    Error = $"Instantiate async results is null.";
                 }
             }
 #endif

Assets/YooAsset/Runtime/ResourceManager/Operation/Internal/LoadBundleOperation.cs

@@ -84,7 +84,7 @@ namespace YooAsset
                 if (_loadBundleOp == null)
                 {
                     // 统计计数增加
-                    _resManager.BundleLoadingCounter++;
+                    _resManager.IncrementBundleLoadingCounter();
                     _loadBundleOp = LoadBundleInfo.CreateBundleLoader();
                     _loadBundleOp.StartOperation();
                     AddChildOperation(_loadBundleOp);
@@ -105,7 +105,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"The bundle loader result is null ! {LoadBundleInfo.Bundle.BundleName}";
+                        Error = $"The bundle loader result is null. Bundle: {LoadBundleInfo.Bundle.BundleName}";
                     }
                     else
                     {
@@ -122,7 +122,7 @@ namespace YooAsset
                 }
 
                 // 统计计数减少
-                _resManager.BundleLoadingCounter--;
+                _resManager.DecrementBundleLoadingCounter();
             }
         }
         internal override void InternalWaitForAsyncComplete()
@@ -171,7 +171,7 @@ namespace YooAsset
             {
                 _steps = ESteps.Done;
                 Status = EOperationStatus.Failed;
-                Error = "Bundle loader destroyed !";
+                Error = "Bundle loader destroyed.";
             }
         }
 
@@ -268,7 +268,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Abort bundle loader !";
+                    Error = "Bundle loader aborted.";
                 }
 
                 if (_steps == ESteps.LoadBundleFile)

Assets/YooAsset/Runtime/ResourceManager/Operation/UnloadSceneOperation.cs

@@ -73,7 +73,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Scene is invalid !";
+                    Error = "Scene is invalid.";
                     return;
                 }
 
@@ -81,7 +81,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "Scene is not loaded !";
+                    Error = "Scene is not loaded.";
                     return;
                 }
 
@@ -97,7 +97,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = "Unload scene failed, see the console logs !";
+                        Error = "Unload scene failed, see the console logs.";
                         return;
                     }
                 }

Assets/YooAsset/Runtime/ResourceManager/Provider/ProviderOperation.cs

@@ -168,7 +168,7 @@ namespace YooAsset
                 BundleResultObject = _mainBundleLoader.Result;
                 if (BundleResultObject == null)
                 {
-                    string error = $"Loaded bundle result is null !";
+                    string error = $"Loaded bundle result is null.";
                     InvokeCompletion(error, EOperationStatus.Failed);
                     return;
                 }

Assets/YooAsset/Runtime/ResourceManager/ResourceManager.cs

@@ -7,18 +7,24 @@ using UnityEngine.SceneManagement;
 
 namespace YooAsset
 {
+    /// <summary>
+    /// 资源管理器
+    /// 注意：此类不是线程安全的，所有方法必须在Unity主线程调用
+    /// </summary>
     internal class ResourceManager
     {
         internal readonly Dictionary<string, ProviderOperation> ProviderDic = new Dictionary<string, ProviderOperation>(5000);
         internal readonly Dictionary<string, LoadBundleOperation> LoaderDic = new Dictionary<string, LoadBundleOperation>(5000);
         internal readonly List<SceneHandle> SceneHandles = new List<SceneHandle>(100);
+        private readonly List<SceneHandle> _tempSceneHandles = new List<SceneHandle>(100);
         private FileSystemHost _fileSystemHost;
-        private long _sceneCreateIndex = 0;
         private int _bundleLoadingMaxConcurrency;
-        
+        private int _bundleLoadingCounter;
+        private long _sceneCreateIndex;
+
         // 开发者配置选项
-        public bool AutoUnloadBundleWhenUnused { private set; get; }
-        public bool WebGLForceSyncLoadAsset { private set; get; }
+        public bool AutoUnloadBundleWhenUnused { get; private set; }
+        public bool WebGLForceSyncLoadAsset { get; private set; }
 
         /// <summary>
         /// 所属包裹
@@ -30,12 +36,6 @@ namespace YooAsset
         /// </summary>
         public bool LockLoadOperation = false;
 
-        /// <summary>
-        /// 统计正在加载的Bundle文件数量
-        /// </summary>
-        public int BundleLoadingCounter = 0;
-
-
         public ResourceManager(string packageName)
         {
             PackageName = packageName;
@@ -68,18 +68,21 @@ namespace YooAsset
         {
             if (assetInfo == null)
             {
-                YooLogger.Error($"{nameof(AssetInfo)} is null !");
+                YooLogger.Error($"{nameof(AssetInfo)} is null.");
                 return;
             }
             if (assetInfo.IsInvalid)
             {
-                YooLogger.Error($"Failed to unload asset ! {assetInfo.Error}");
+                YooLogger.Error($"Failed to unload asset. Error: {assetInfo.Error}");
                 return;
             }
 
+            // 多次循环尝试卸载，以处理复杂的依赖链
+            // 例如：A依赖B，B依赖C，需要多次循环才能完全卸载
             while (loopCount > 0)
             {
                 loopCount--;
+                bool hasUnloaded = false;
 
                 // 卸载主资源包加载器
                 string mainBundleName = _fileSystemHost.GetMainBundleName(assetInfo.Asset.BundleID);
@@ -91,6 +94,7 @@ namespace YooAsset
                     {
                         mainLoader.DestroyLoader();
                         LoaderDic.Remove(mainBundleName);
+                        hasUnloaded = true;
                     }
                 }
 
@@ -105,9 +109,14 @@ namespace YooAsset
                         {
                             dependLoader.DestroyLoader();
                             LoaderDic.Remove(dependBundleName);
+                            hasUnloaded = true;
                         }
                     }
                 }
+
+                // 如果本次循环没有卸载任何资源，提前退出
+                if (hasUnloaded == false)
+                    break;
             }
         }
 
@@ -120,7 +129,7 @@ namespace YooAsset
         {
             if (LockLoadOperation)
             {
-                string error = $"The load operation locked !";
+                string error = $"The load operation locked.";
                 YooLogger.Error(error);
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(error);
@@ -129,7 +138,7 @@ namespace YooAsset
 
             if (assetInfo.IsInvalid)
             {
-                YooLogger.Error($"Failed to load scene ! {assetInfo.Error}");
+                YooLogger.Error($"Failed to load scene. Error: {assetInfo.Error}");
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(assetInfo.Error);
                 return completedProvider.CreateHandle<SceneHandle>();
@@ -159,7 +168,7 @@ namespace YooAsset
         {
             if (LockLoadOperation)
             {
-                string error = $"The load operation locked !";
+                string error = $"The load operation locked.";
                 YooLogger.Error(error);
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(error);
@@ -168,7 +177,7 @@ namespace YooAsset
 
             if (assetInfo.IsInvalid)
             {
-                YooLogger.Error($"Failed to load asset ! {assetInfo.Error}");
+                YooLogger.Error($"Failed to load asset. Error: {assetInfo.Error}");
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(assetInfo.Error);
                 return completedProvider.CreateHandle<AssetHandle>();
@@ -195,7 +204,7 @@ namespace YooAsset
         {
             if (LockLoadOperation)
             {
-                string error = $"The load operation locked !";
+                string error = $"The load operation locked.";
                 YooLogger.Error(error);
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(error);
@@ -204,7 +213,7 @@ namespace YooAsset
 
             if (assetInfo.IsInvalid)
             {
-                YooLogger.Error($"Failed to load sub assets ! {assetInfo.Error}");
+                YooLogger.Error($"Failed to load sub assets. Error: {assetInfo.Error}");
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(assetInfo.Error);
                 return completedProvider.CreateHandle<SubAssetsHandle>();
@@ -231,7 +240,7 @@ namespace YooAsset
         {
             if (LockLoadOperation)
             {
-                string error = $"The load operation locked !";
+                string error = $"The load operation locked.";
                 YooLogger.Error(error);
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(error);
@@ -240,7 +249,7 @@ namespace YooAsset
 
             if (assetInfo.IsInvalid)
             {
-                YooLogger.Error($"Failed to load all assets ! {assetInfo.Error}");
+                YooLogger.Error($"Failed to load all assets. Error: {assetInfo.Error}");
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(assetInfo.Error);
                 return completedProvider.CreateHandle<AllAssetsHandle>();
@@ -267,7 +276,7 @@ namespace YooAsset
         {
             if (LockLoadOperation)
             {
-                string error = $"The load operation locked !";
+                string error = $"The load operation locked.";
                 YooLogger.Error(error);
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(error);
@@ -276,7 +285,7 @@ namespace YooAsset
 
             if (assetInfo.IsInvalid)
             {
-                YooLogger.Error($"Failed to load raw file ! {assetInfo.Error}");
+                YooLogger.Error($"Failed to load raw file. Error: {assetInfo.Error}");
                 CompletedProvider completedProvider = new CompletedProvider(this, assetInfo);
                 completedProvider.SetCompletedWithError(assetInfo.Error);
                 return completedProvider.CreateHandle<RawFileHandle>();
@@ -339,9 +348,26 @@ namespace YooAsset
         {
             return LoaderDic.Count > 0;
         }
+        internal void IncrementBundleLoadingCounter()
+        {
+            _bundleLoadingCounter++;
+        }
+        internal void DecrementBundleLoadingCounter()
+        {
+            _bundleLoadingCounter--;
+            if (_bundleLoadingCounter < 0)
+            {
+                YooLogger.Error("BundleLoadingCounter is negative.");
+                _bundleLoadingCounter = 0;
+            }
+        }
+        internal int GetBundleLoadingCounter()
+        {
+            return _bundleLoadingCounter;
+        }
         internal bool BundleLoadingIsBusy()
         {
-            return BundleLoadingCounter >= _bundleLoadingMaxConcurrency;
+            return _bundleLoadingCounter >= _bundleLoadingMaxConcurrency;
         }
 
         private LoadBundleOperation CreateBundleFileLoaderInternal(BundleInfo bundleInfo)
@@ -373,7 +399,7 @@ namespace YooAsset
         }
         private void OnSceneUnloaded(Scene scene)
         {
-            List<SceneHandle> removeList = new List<SceneHandle>();
+            _tempSceneHandles.Clear(); //复用列表
             foreach (var sceneHandle in SceneHandles)
             {
                 if (sceneHandle.IsValid)
@@ -381,11 +407,11 @@ namespace YooAsset
                     if (sceneHandle.SceneObject == scene)
                     {
                         sceneHandle.Release();
-                        removeList.Add(sceneHandle);
+                        _tempSceneHandles.Add(sceneHandle);
                     }
                 }
             }
-            foreach (var sceneHandle in removeList)
+            foreach (var sceneHandle in _tempSceneHandles)
             {
                 SceneHandles.Remove(sceneHandle);
             }

Assets/YooAsset/Runtime/ResourcePackage/AssetInfo.cs

@@ -19,17 +19,17 @@ namespace YooAsset
         /// <summary>
         /// 所属包裹
         /// </summary>
-        public string PackageName { private set; get; }
+        public string PackageName { get; private set; }
 
         /// <summary>
         /// 资源类型
         /// </summary>
-        public System.Type AssetType { private set; get; }
+        public System.Type AssetType { get; private set; }
 
         /// <summary>
         /// 错误信息
         /// </summary>
-        public string Error { private set; get; }
+        public string Error { get; private set; }
 
         /// <summary>
         /// 加载方法

Assets/YooAsset/Runtime/ResourcePackage/FileSystemHost.cs

@@ -12,7 +12,7 @@ namespace YooAsset
         /// <summary>
         /// 当前激活的清单
         /// </summary>
-        public PackageManifest ActiveManifest { private set; get; }
+        public PackageManifest ActiveManifest { get; private set; }
 
 
         public FileSystemHost(string packageName)
@@ -75,8 +75,10 @@ namespace YooAsset
 
         /// <summary>
         /// 获取主文件系统
-        ///  说明：文件系统列表里，最后一个属于主文件系统
         /// </summary>
+        /// <remarks>
+        ///  文件系统列表里，最后一个属于主文件系统
+        /// </remarks>
         public IFileSystem GetMainFileSystem()
         {
             int count = FileSystems.Count;
@@ -112,7 +114,7 @@ namespace YooAsset
             var fileSystem = GetBelongFileSystem(packageBundle);
             if (fileSystem != null)
             {
-                BundleInfo bundleInfo = new BundleInfo(fileSystem, packageBundle);
+                var bundleInfo = new BundleInfo(fileSystem, packageBundle);
                 return bundleInfo;
             }
 
@@ -123,7 +125,7 @@ namespace YooAsset
             if (assetInfo == null || assetInfo.IsInvalid)
                 throw new YooInternalException();
 
-            // 注意：如果清单里未找到资源包会抛出异常！
+            // 注意：如果清单里未找到资源包会抛出异常
             var packageBundle = ActiveManifest.GetMainPackageBundle(assetInfo.Asset);
             return CreateBundleInfo(packageBundle);
         }
@@ -161,6 +163,8 @@ namespace YooAsset
         #endregion
 
         #region 下载器相关
+        private const int DefaultBundleInfoCapacity = 1000;
+
         public bool IsNeedDownloadFromRemoteInternal(AssetInfo assetInfo)
         {
             if (assetInfo.IsInvalid)
@@ -183,6 +187,20 @@ namespace YooAsset
             return false;
         }
 
+        private delegate bool NeedPredicate(IFileSystem fileSystem, PackageBundle bundle);
+        private bool NeedDownload(IFileSystem fileSystem, PackageBundle bundle)
+        {
+            return fileSystem.NeedDownload(bundle);
+        }
+        private bool NeedUnpack(IFileSystem fileSystem, PackageBundle bundle)
+        {
+            return fileSystem.NeedUnpack(bundle);
+        }
+        private bool NeedImport(IFileSystem fileSystem, PackageBundle bundle)
+        {
+            return fileSystem.NeedImport(bundle);
+        }
+
         public ResourceDownloaderOperation CreateResourceDownloader(ResourceDownloaderOptions options)
         {
             return CreateResourceDownloader(ActiveManifest, options);
@@ -191,9 +209,9 @@ namespace YooAsset
         {
             List<BundleInfo> downloadList;
             if (options.Tags == null)
-                downloadList = GetDownloadListByAll(manifest);
+                downloadList = GetBundleInfoListByAll(manifest, NeedDownload);
             else
-                downloadList = GetDownloadListByTags(manifest, options.Tags);
+                downloadList = GetBundleInfoListByTags(manifest, options.Tags, NeedDownload);
 
             var operation = new ResourceDownloaderOperation(PackageName, downloadList, options.MaximumConcurrency, options.FailedTryAgain);
             return operation;
@@ -207,9 +225,9 @@ namespace YooAsset
         {
             List<BundleInfo> downloadList;
             if (options.AssetInfos == null)
-                downloadList = GetDownloadListByAll(manifest);
+                downloadList = GetBundleInfoListByAll(manifest, NeedDownload);
             else
-                downloadList = GetDownloadListByAssetInfos(manifest, options.AssetInfos, options.DownloadBundleDependencies);
+                downloadList = GetBundleInfoListByAssetInfos(manifest, options.AssetInfos, options.DownloadBundleDependencies, NeedDownload);
 
             var operation = new ResourceDownloaderOperation(PackageName, downloadList, options.MaximumConcurrency, options.FailedTryAgain);
             return operation;
@@ -221,13 +239,13 @@ namespace YooAsset
         }
         public ResourceUnpackerOperation CreateResourceUnpacker(PackageManifest manifest, ResourceUnpackerOptions options)
         {
-            List<BundleInfo> unpcakList;
+            List<BundleInfo> unpackList;
             if (options.Tags == null)
-                unpcakList = GetUnpackListByAll(manifest);
+                unpackList = GetBundleInfoListByAll(manifest, NeedUnpack);
             else
-                unpcakList = GetUnpackListByTags(manifest, options.Tags);
+                unpackList = GetBundleInfoListByTags(manifest, options.Tags, NeedUnpack);
 
-            var operation = new ResourceUnpackerOperation(PackageName, unpcakList, options.MaximumConcurrency, options.FailedTryAgain);
+            var operation = new ResourceUnpackerOperation(PackageName, unpackList, options.MaximumConcurrency, options.FailedTryAgain);
             return operation;
         }
 
@@ -237,24 +255,24 @@ namespace YooAsset
         }
         public ResourceImporterOperation CreateResourceImporter(PackageManifest manifest, BundleImporterOptions options)
         {
-            List<BundleInfo> importerList = GetImporterListByBundleInfos(manifest, options.BundleInfos);
+            List<BundleInfo> importerList = GetBundleInfoListByBundleInfos(manifest, options.BundleInfos, NeedImport);
             var operation = new ResourceImporterOperation(PackageName, importerList, options.MaximumConcurrency, options.FailedTryAgain);
             return operation;
         }
 
-        private List<BundleInfo> GetDownloadListByAll(PackageManifest manifest)
+        private List<BundleInfo> GetBundleInfoListByAll(PackageManifest manifest, Func<IFileSystem, PackageBundle, bool> predicate)
         {
             if (manifest == null)
                 return new List<BundleInfo>();
 
-            List<BundleInfo> result = new List<BundleInfo>(1000);
+            List<BundleInfo> result = new List<BundleInfo>(DefaultBundleInfoCapacity);
             foreach (var packageBundle in manifest.BundleList)
             {
                 var fileSystem = GetBelongFileSystem(packageBundle);
                 if (fileSystem == null)
                     continue;
 
-                if (fileSystem.NeedDownload(packageBundle))
+                if (predicate(fileSystem, packageBundle))
                 {
                     var bundleInfo = new BundleInfo(fileSystem, packageBundle);
                     result.Add(bundleInfo);
@@ -262,21 +280,21 @@ namespace YooAsset
             }
             return result;
         }
-        private List<BundleInfo> GetDownloadListByTags(PackageManifest manifest, string[] tags)
+        private List<BundleInfo> GetBundleInfoListByTags(PackageManifest manifest, string[] tags, Func<IFileSystem, PackageBundle, bool> predicate)
         {
             if (manifest == null)
                 return new List<BundleInfo>();
 
-            List<BundleInfo> result = new List<BundleInfo>(1000);
+            List<BundleInfo> result = new List<BundleInfo>(DefaultBundleInfoCapacity);
             foreach (var packageBundle in manifest.BundleList)
             {
                 var fileSystem = GetBelongFileSystem(packageBundle);
                 if (fileSystem == null)
                     continue;
 
-                if (fileSystem.NeedDownload(packageBundle))
+                if (predicate(fileSystem, packageBundle))
                 {
-                    // 如果未带任何标记，则统一下载
+                    // 注意：如果未带任何标记，则统一处理
                     if (packageBundle.HasAnyTags() == false)
                     {
                         var bundleInfo = new BundleInfo(fileSystem, packageBundle);
@@ -284,7 +302,6 @@ namespace YooAsset
                     }
                     else
                     {
-                        // 查询DLC资源
                         if (packageBundle.HasTag(tags))
                         {
                             var bundleInfo = new BundleInfo(fileSystem, packageBundle);
@@ -295,7 +312,7 @@ namespace YooAsset
             }
             return result;
         }
-        private List<BundleInfo> GetDownloadListByAssetInfos(PackageManifest manifest, AssetInfo[] assetInfos, bool recursiveDownload)
+        private List<BundleInfo> GetBundleInfoListByAssetInfos(PackageManifest manifest, AssetInfo[] assetInfos, bool recursiveDepend, Func<IFileSystem, PackageBundle, bool> predicate)
         {
             if (manifest == null)
                 return new List<BundleInfo>();
@@ -331,7 +348,7 @@ namespace YooAsset
                 }
 
                 // 下载主资源包内所有资源对象依赖的资源包
-                if (recursiveDownload)
+                if (recursiveDepend)
                 {
                     foreach (var otherMainAsset in mainBundle.IncludeMainAssets)
                     {
@@ -355,14 +372,14 @@ namespace YooAsset
                 }
             }
 
-            List<BundleInfo> result = new List<BundleInfo>(1000);
+            List<BundleInfo> result = new List<BundleInfo>(DefaultBundleInfoCapacity);
             foreach (var packageBundle in checkList)
             {
                 var fileSystem = GetBelongFileSystem(packageBundle);
                 if (fileSystem == null)
                     continue;
 
-                if (fileSystem.NeedDownload(packageBundle))
+                if (predicate(fileSystem, packageBundle))
                 {
                     var bundleInfo = new BundleInfo(fileSystem, packageBundle);
                     result.Add(bundleInfo);
@@ -370,62 +387,19 @@ namespace YooAsset
             }
             return result;
         }
-        private List<BundleInfo> GetUnpackListByAll(PackageManifest manifest)
+        private List<BundleInfo> GetBundleInfoListByBundleInfos(PackageManifest manifest, ImportBundleInfo[] fileInfos, Func<IFileSystem, PackageBundle, bool> predicate)
         {
             if (manifest == null)
                 return new List<BundleInfo>();
 
-            List<BundleInfo> result = new List<BundleInfo>(1000);
-            foreach (var packageBundle in manifest.BundleList)
-            {
-                var fileSystem = GetBelongFileSystem(packageBundle);
-                if (fileSystem == null)
-                    continue;
-
-                if (fileSystem.NeedUnpack(packageBundle))
-                {
-                    var bundleInfo = new BundleInfo(fileSystem, packageBundle);
-                    result.Add(bundleInfo);
-                }
-            }
-            return result;
-        }
-        private List<BundleInfo> GetUnpackListByTags(PackageManifest manifest, string[] tags)
-        {
-            if (manifest == null)
-                return new List<BundleInfo>();
-
-            List<BundleInfo> result = new List<BundleInfo>(1000);
-            foreach (var packageBundle in manifest.BundleList)
-            {
-                var fileSystem = GetBelongFileSystem(packageBundle);
-                if (fileSystem == null)
-                    continue;
-
-                if (fileSystem.NeedUnpack(packageBundle))
-                {
-                    if (packageBundle.HasTag(tags))
-                    {
-                        var bundleInfo = new BundleInfo(fileSystem, packageBundle);
-                        result.Add(bundleInfo);
-                    }
-                }
-            }
-            return result;
-        }
-        private List<BundleInfo> GetImporterListByBundleInfos(PackageManifest manifest, ImportBundleInfo[] fileInfos)
-        {
-            if (manifest == null)
-                return new List<BundleInfo>();
-
-            List<BundleInfo> result = new List<BundleInfo>();
+            List<BundleInfo> result = new List<BundleInfo>(DefaultBundleInfoCapacity);
             foreach (var fileInfo in fileInfos)
             {
                 string filePath = fileInfo.FilePath;
                 if (string.IsNullOrEmpty(filePath))
                     continue;
 
-                PackageBundle packageBundle = null;
+                PackageBundle packageBundle;
                 if (string.IsNullOrEmpty(fileInfo.BundleName) == false)
                 {
                     if (manifest.TryGetPackageBundleByBundleName(fileInfo.BundleName, out packageBundle) == false)
@@ -458,7 +432,7 @@ namespace YooAsset
                     if (fileSystem == null)
                         continue;
 
-                    if (fileSystem.NeedImport(packageBundle))
+                    if (predicate(fileSystem, packageBundle))
                     {
                         var bundleInfo = new BundleInfo(fileSystem, packageBundle, filePath);
                         result.Add(bundleInfo);

Assets/YooAsset/Runtime/ResourcePackage/Operation/ClearCacheFilesOperation.cs

@@ -36,27 +36,27 @@ namespace YooAsset
 
             if (_steps == ESteps.Prepare)
             {
-                var fileSytems = _host.FileSystems;
-                if (fileSytems == null || fileSytems.Count == 0)
+                var fileSystems = _host.FileSystems;
+                if (fileSystems == null || fileSystems.Count == 0)
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "The file system is empty !";
+                    Error = "The file system is empty.";
                     return;
                 }
 
-                foreach (var fileSystem in fileSytems)
+                foreach (var fileSystem in fileSystems)
                 {
                     if (fileSystem == null)
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = "An empty object exists in the list!";
+                        Error = "An empty object exists in the list.";
                         return;
                     }
                 }
 
-                _cloneList = fileSytems.ToList();
+                _cloneList = fileSystems.ToList();
                 _steps = ESteps.ClearCacheFiles;
             }
 

Assets/YooAsset/Runtime/ResourcePackage/Operation/ClearCacheFilesOptions.cs

@@ -6,17 +6,17 @@ namespace YooAsset
         /// <summary>
         /// 清理模式
         /// </summary>
-        public string ClearMode { set; get; }
+        public string ClearMode { get; set; }
 
         /// <summary>
         /// 附加参数
         /// </summary>
-        public object ClearParam { set; get; }
+        public object ClearParam { get; set; }
 
         /// <summary>
         /// 资源清单
         /// </summary>
-        internal PackageManifest Manifest { set; get; }
+        internal PackageManifest Manifest { get; set; }
 
         public ClearCacheFilesOptions(EFileClearMode clearMode)
         {

Assets/YooAsset/Runtime/ResourcePackage/Operation/DestroyPackageOperation.cs

@@ -43,7 +43,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "The Package is initializing ! Please try to destroy the package again later.";
+                    Error = "The Package is initializing. Please try to destroy the package again later.";
                 }
                 else if (_resourcePackage.InitializeStatus == EOperationStatus.Failed)
                 {

Assets/YooAsset/Runtime/ResourcePackage/Operation/DownloaderOperation.cs

@@ -35,12 +35,12 @@ namespace YooAsset
         /// <summary>
         /// 统计的下载文件总数量
         /// </summary>
-        public int TotalDownloadCount { private set; get; }
+        public int TotalDownloadCount { get; private set; }
 
         /// <summary>
         /// 统计的下载文件的总大小
         /// </summary>
-        public long TotalDownloadBytes { private set; get; }
+        public long TotalDownloadBytes { get; private set; }
 
         /// <summary>
         /// 当前已经完成的下载总数量
@@ -61,37 +61,37 @@ namespace YooAsset
         /// <summary>
         /// 下载完成事件委托（无论成功或失败）
         /// </summary>
-        public DownloadFinishedEventHandler DownloadFinishedHandler { set; get; }
+        public DownloadFinishedEventHandler DownloadFinishedHandler { get; set; }
 
         /// <summary>
         /// 下载进度更新事件委托
         /// </summary>
-        public DownloadProgressChangedEventHandler DownloadProgressChangedHandler { set; get; }
+        public DownloadProgressChangedEventHandler DownloadProgressChangedHandler { get; set; }
 
         /// <summary>
         /// 下载错误事件委托
         /// </summary>
-        public DownloadErrorEventHandler DownloadErrorHandler { set; get; }
+        public DownloadErrorEventHandler DownloadErrorHandler { get; set; }
 
         /// <summary>
         /// 开始下载单个文件事件委托
         /// </summary>
-        public DownloadFileStartedEventHandler DownloadFileStartedHandler { set; get; }
+        public DownloadFileStartedEventHandler DownloadFileStartedHandler { get; set; }
 
 
         internal DownloaderOperation(string packageName, List<BundleInfo> downloadList, int maximumConcurrency, int failedTryAgain)
         {
             _packageName = packageName;
             _bundleInfoList = downloadList;
-            _maximumConcurrency = UnityEngine.Mathf.Clamp(maximumConcurrency, 1, MAX_LOADER_COUNT); ;
+            _maximumConcurrency = UnityEngine.Mathf.Clamp(maximumConcurrency, 1, MAX_LOADER_COUNT);
             _failedTryAgain = failedTryAgain;
 
             // 统计下载信息
-            CalculatDownloaderInfo();
+            CalculateDownloaderInfo();
         }
         internal override void InternalStart()
         {
-            YooLogger.Log($"Begine to download {TotalDownloadCount} files and {TotalDownloadBytes} bytes");
+            YooLogger.Log($"Begin to download {TotalDownloadCount} files and {TotalDownloadBytes} bytes");
             _steps = ESteps.Check;
         }
         internal override void InternalUpdate()
@@ -262,7 +262,7 @@ namespace YooAsset
                 }
             }
         }
-        private void CalculatDownloaderInfo()
+        private void CalculateDownloaderInfo()
         {
             if (_bundleInfoList != null)
             {
@@ -288,23 +288,23 @@ namespace YooAsset
         {
             if (_packageName != downloader._packageName)
             {
-                YooLogger.Error("The downloaders have different resource packages !");
+                YooLogger.Error("The downloaders have different resource packages.");
                 return;
             }
 
             if (Status != EOperationStatus.None)
             {
-                YooLogger.Error("The downloader is running, can not combine with other downloader !");
+                YooLogger.Error("The downloader is running, can not combine with other downloader.");
                 return;
             }
 
-            HashSet<string> temper = new HashSet<string>();
+            HashSet<string> combineGuidSet = new HashSet<string>();
             foreach (var bundleInfo in _bundleInfoList)
             {
                 string combineGUID = bundleInfo.GetDownloadCombineGUID();
-                if (temper.Contains(combineGUID) == false)
+                if (combineGuidSet.Contains(combineGUID) == false)
                 {
-                    temper.Add(combineGUID);
+                    combineGuidSet.Add(combineGUID);
                 }
             }
 
@@ -312,14 +312,14 @@ namespace YooAsset
             foreach (var bundleInfo in downloader._bundleInfoList)
             {
                 string combineGUID = bundleInfo.GetDownloadCombineGUID();
-                if (temper.Contains(combineGUID) == false)
+                if (combineGuidSet.Contains(combineGUID) == false)
                 {
                     _bundleInfoList.Add(bundleInfo);
                 }
             }
 
             // 重新统计下载信息
-            CalculatDownloaderInfo();
+            CalculateDownloaderInfo();
         }
 
         /// <summary>

Assets/YooAsset/Runtime/ResourcePackage/Operation/DownloaderOptions.cs

@@ -9,23 +9,23 @@ namespace YooAsset
         /// <summary>
         /// 最大并发数量
         /// </summary>
-        public int MaximumConcurrency { set; get; }
+        public int MaximumConcurrency { get; set; }
 
         /// <summary>
         /// 失败后的重试次数
         /// </summary>
-        public int FailedTryAgain { set; get; }
+        public int FailedTryAgain { get; set; }
 
         /// <summary>
         /// 下载资源对象所属资源包内所有资源对象依赖的资源包
         /// </summary>
-        public bool DownloadBundleDependencies { set; get; }
+        public bool DownloadBundleDependencies { get; set; }
 
         /// <summary>
         /// 资源信息列表
         /// 说明：如果列表为NULL，则下载所有资产
         /// </summary>
-        public AssetInfo[] AssetInfos { set; get; }
+        public AssetInfo[] AssetInfos { get; set; }
 
         public BundleDownloaderOptions(AssetInfo assetInfo, bool downloadDependencies, int maximumConcurrency, int failedTryAgain)
         {
@@ -51,18 +51,18 @@ namespace YooAsset
         /// <summary>
         /// 最大并发数量
         /// </summary>
-        public int MaximumConcurrency { set; get; }
+        public int MaximumConcurrency { get; set; }
 
         /// <summary>
         /// 失败后的重试次数
         /// </summary>
-        public int FailedTryAgain { set; get; }
+        public int FailedTryAgain { get; set; }
 
         /// <summary>
         /// 资源标签列表
         /// 说明：如果列表为NULL，则下载所有资产
         /// </summary>
-        public string[] Tags { set; get; }
+        public string[] Tags { get; set; }
 
         public ResourceDownloaderOptions(int maximumConcurrency, int failedTryAgain)
         {
@@ -92,18 +92,18 @@ namespace YooAsset
         /// <summary> 
         /// 最大并发数量
         /// </summary>
-        public int MaximumConcurrency { set; get; }
+        public int MaximumConcurrency { get; set; }
 
         /// <summary>
         /// 失败后的重试次数
         /// </summary>
-        public int FailedTryAgain { set; get; }
+        public int FailedTryAgain { get; set; }
 
         /// <summary>
         /// 资源标签列表
         /// 说明：如果列表为NULL，则解压所有资产
         /// </summary>
-        public string[] Tags { set; get; }
+        public string[] Tags { get; set; }
 
         public ResourceUnpackerOptions(int maximumConcurrency, int failedTryAgain)
         {
@@ -133,17 +133,17 @@ namespace YooAsset
         /// <summary> 
         /// 最大并发数量
         /// </summary>
-        public int MaximumConcurrency { set; get; }
+        public int MaximumConcurrency { get; set; }
 
         /// <summary>
         /// 失败后的重试次数
         /// </summary>
-        public int FailedTryAgain { set; get; }
+        public int FailedTryAgain { get; set; }
 
         /// <summary>
         /// 资源包信息列表
         /// </summary>
-        public ImportBundleInfo[] BundleInfos { set; get; }
+        public ImportBundleInfo[] BundleInfos { get; set; }
 
         public BundleImporterOptions(ImportBundleInfo[] bundleInfos, int maximumConcurrency, int failedTryAgain)
         {

Assets/YooAsset/Runtime/ResourcePackage/Operation/InitializePackageOperation.cs

@@ -51,7 +51,6 @@ namespace YooAsset
                 else
                     throw new NotImplementedException($"{_options.GetType().Name}");
 
-                _package._playMode = _playMode;
                 _steps = ESteps.CheckOptions;
             }
 
@@ -90,7 +89,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"{_playMode} can not support WebGL plateform !";
+                        Error = $"{_playMode} can not support WebGL plateform.";
                         YooLogger.Error(Error);
                         return;
                     }
@@ -104,7 +103,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = $"{nameof(EPlayMode.WebPlayMode)} only support WebGL plateform !";
+                        Error = $"{nameof(EPlayMode.WebPlayMode)} only support WebGL plateform.";
                         YooLogger.Error(Error);
                         return;
                     }
@@ -122,8 +121,7 @@ namespace YooAsset
                 resourceManager.Initialize(_options, fileSystemHost);
 
                 _fileSystemHost = fileSystemHost;
-                _package._fileSystemHost = fileSystemHost;
-                _package._resourceManager = resourceManager;
+                _package.InternalInitialize(resourceManager, fileSystemHost);
                 _steps = ESteps.InitFileSystem;
             }
 

Assets/YooAsset/Runtime/ResourcePackage/Operation/Internal/DeserializeManifestOperation.cs

@@ -31,7 +31,7 @@ namespace YooAsset
         /// <summary>
         /// 解析的清单实例
         /// </summary>
-        public PackageManifest Manifest { private set; get; }
+        public PackageManifest Manifest { get; private set; }
 
         public DeserializeManifestOperation(IManifestRestoreServices services, byte[] binaryData)
         {
@@ -68,7 +68,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = "Buffer is invalid !";
+                        Error = "Buffer is invalid.";
                         return;
                     }
 
@@ -78,7 +78,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = "The manifest file format is invalid !";
+                        Error = "The manifest file format is invalid.";
                         return;
                     }
 
@@ -115,9 +115,9 @@ namespace YooAsset
 
                     // 检测配置
                     if (Manifest.EnableAddressable && Manifest.LocationToLower)
-                        throw new YooManifestException("Addressable not support location to lower !");
+                        throw new YooManifestException("Addressable not support location to lower.");
                     if (Manifest.EnableAddressable == false && Manifest.ReplaceAssetPathWithAddress)
-                        throw new YooManifestException("Replace asset path with address need enable Addressable !");
+                        throw new YooManifestException("Replace asset path with address need enable Addressable.");
 
                     _steps = ESteps.PrepareAssetList;
                 }

Assets/YooAsset/Runtime/ResourcePackage/Operation/Internal/InitializeFileSystemOperation.cs

@@ -40,7 +40,7 @@ namespace YooAsset
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = "The file system parameters is empty !";
+                    Error = "The file system parameters is empty.";
                     return;
                 }
 
@@ -50,7 +50,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = "An empty object exists in the list!";
+                        Error = "An empty object exists in the list.";
                         return;
                     }
                 }
@@ -76,7 +76,7 @@ namespace YooAsset
                     {
                         _steps = ESteps.Done;
                         Status = EOperationStatus.Failed;
-                        Error = "Failed to create file system instance !";
+                        Error = "Failed to create file system instance.";
                         return;
                     }
 

Assets/YooAsset/Runtime/ResourcePackage/Operation/LoadPackageManifestOptions.cs

@@ -6,12 +6,12 @@ namespace YooAsset
         /// <summary>
         /// 包裹版本
         /// </summary>
-        public string PackageVersion { set; get; }
+        public string PackageVersion { get; set; }
 
         /// <summary>
         /// 超时时间
         /// </summary>
-        public int Timeout { set; get; }
+        public int Timeout { get; set; }
 
         public LoadPackageManifestOptions(string packageVersion, int timeout)
         {

Assets/YooAsset/Runtime/ResourcePackage/Operation/PreDownloadContentOperation.cs

@@ -102,7 +102,7 @@ namespace YooAsset
         {
             if (Status != EOperationStatus.Succeed)
             {
-                YooLogger.Error($"{nameof(PreDownloadContentOperation)} status is not succeed !");
+                YooLogger.Error($"{nameof(PreDownloadContentOperation)} status is not succeed.");
                 return ResourceDownloaderOperation.CreateEmptyDownloader(_host.PackageName);
             }
 
@@ -116,7 +116,7 @@ namespace YooAsset
         {
             if (Status != EOperationStatus.Succeed)
             {
-                YooLogger.Error($"{nameof(PreDownloadContentOperation)} status is not succeed !");
+                YooLogger.Error($"{nameof(PreDownloadContentOperation)} status is not succeed.");
                 return ResourceDownloaderOperation.CreateEmptyDownloader(_host.PackageName);
             }
 

Assets/YooAsset/Runtime/ResourcePackage/Operation/PreDownloadContentOptions.cs

@@ -6,12 +6,12 @@ namespace YooAsset
         /// <summary>
         /// 预下载的包裹版本
         /// </summary>
-        public string PackageVersion { set; get; }
+        public string PackageVersion { get; set; }
 
         /// <summary>
         /// 资源清单请求超时时间
         /// </summary>
-        public int Timeout { set; get; }
+        public int Timeout { get; set; }
 
         public PreDownloadContentOptions(string packageVersion, int timeout)
         {

Assets/YooAsset/Runtime/ResourcePackage/Operation/RequestPackageVersionOperation.cs

@@ -18,7 +18,7 @@ namespace YooAsset
         /// <summary>
         /// 当前最新的包裹版本
         /// </summary>
-        public string PackageVersion { private set; get; }
+        public string PackageVersion { get; private set; }
 
 
         internal RequestPackageVersionOperation(FileSystemHost host, RequestPackageVersionOptions options)

Assets/YooAsset/Runtime/ResourcePackage/Operation/RequestPackageVersionOptions.cs

@@ -6,12 +6,12 @@ namespace YooAsset
         /// <summary>
         /// 在URL末尾添加时间戳
         /// </summary>
-        public bool AppendTimeTicks { set; get; }
+        public bool AppendTimeTicks { get; set; }
 
         /// <summary>
         /// 超时时间
         /// </summary>
-        public int Timeout { set; get; }
+        public int Timeout { get; set; }
 
         public RequestPackageVersionOptions(bool appendTimeTicks, int timeout)
         {

Assets/YooAsset/Runtime/ResourcePackage/PackageManifest.cs

@@ -335,7 +335,7 @@ namespace YooAsset
             {
                 string error;
                 if (string.IsNullOrEmpty(location))
-                    error = $"The location is null or empty !";
+                    error = $"The location is null or empty.";
                 else
                     error = $"The location is invalid : {location}";
                 AssetInfo assetInfo = new AssetInfo(PackageName, error);
@@ -369,8 +369,8 @@ namespace YooAsset
         {
             if (IncludeAssetGUID == false)
             {
-                YooLogger.Warning("Package manifest not include asset guid ! Please check asset bundle collector settings.");
-                AssetInfo assetInfo = new AssetInfo(PackageName, "AssetGUID data is empty !");
+                YooLogger.Warning("Package manifest not include asset guid. Please check asset bundle collector settings.");
+                AssetInfo assetInfo = new AssetInfo(PackageName, "AssetGUID data is empty.");
                 return assetInfo;
             }
 
@@ -384,7 +384,7 @@ namespace YooAsset
             {
                 string error;
                 if (string.IsNullOrEmpty(assetGUID))
-                    error = $"The assetGUID is null or empty !";
+                    error = $"The assetGUID is null or empty.";
                 else
                     error = $"The assetGUID is invalid : {assetGUID}";
                 AssetInfo assetInfo = new AssetInfo(PackageName, error);

Assets/YooAsset/Runtime/ResourcePackage/PackageManifestDefine.cs

@@ -19,10 +19,5 @@ namespace YooAsset
         public const string FileVersion = "2025.9.30";
         public const string VERSION_2025_8_28 = "2025.8.28";
         public const string VERSION_2025_9_30 = "2025.9.30";
-
-        /// <summary>
-        /// 版本兼容
-        /// </summary>
-        public const bool BackwardCompatible = true;
     }
 }

Assets/YooAsset/Runtime/ResourcePackage/PackageManifestHelper.cs

@@ -8,6 +8,8 @@ namespace YooAsset
 {
     internal static class PackageManifestTools
     {
+        private const int MD5HashLength = 32; //MD5的哈希值通常为32个字符
+
         /// <summary>
         /// 验证清单文件的二进制数据
         /// </summary>
@@ -19,9 +21,8 @@ namespace YooAsset
                 return false;
 
             // 注意：兼容俩种验证方式
-            // 注意：计算MD5的哈希值通常为32个字符
             string fileHash;
-            if (hashValue.Length == 32)
+            if (hashValue.Length == MD5HashLength)
                 fileHash = HashUtility.BytesMD5(fileData);
             else
                 fileHash = HashUtility.BytesCRC32(fileData);

Assets/YooAsset/Runtime/ResourcePackage/ResourcePackage.cs

@@ -9,9 +9,8 @@ namespace YooAsset
     public class ResourcePackage
     {
         private InitializePackageOperation _initializeOp;
-        internal ResourceManager _resourceManager;
-        internal FileSystemHost _fileSystemHost;
-        internal EPlayMode _playMode;
+        private ResourceManager _resourceManager;
+        private FileSystemHost _fileSystemHost;
 
         /// <summary>
         /// 包裹名
@@ -53,15 +52,16 @@ namespace YooAsset
             set { OperationSystem.SetSchedulerPriority(PackageName, value); }
         }
 
-
+        
         internal ResourcePackage(string packageName)
         {
             PackageName = packageName;
         }
-
-        /// <summary>
-        /// 销毁资源包裹
-        /// </summary>
+        internal void InternalInitialize(ResourceManager manager, FileSystemHost host)
+        {
+            _resourceManager = manager;
+            _fileSystemHost = host;
+        }
         internal void InternalDestroy()
         {
             _initializeOp = null;
@@ -91,7 +91,7 @@ namespace YooAsset
 
             // 检测重复初始化
             if (_initializeOp != null)
-                throw new YooPackageException(PackageName, $"Package '{PackageName}' is already initialized !");
+                throw new YooPackageException(PackageName, $"Resource package '{PackageName}' is already initialized.");
 
             // 开始初始化操作
             _initializeOp = new InitializePackageOperation(this, options);
@@ -113,7 +113,7 @@ namespace YooAsset
         {
             var options = new UnloadAllAssetsOptions(true, true);
             var operation = new DestroyPackageOperation(this, options);
-            OperationSystem.StartOperation(OperationSystem.GLOBAL_SCHEDULER_NAME, operation);
+            OperationSystem.StartOperation(OperationSystem.GlobalSchedulerName, operation);
             return operation;
         }
 
@@ -123,7 +123,8 @@ namespace YooAsset
         /// </summary>
         public RequestPackageVersionOperation RequestPackageVersionAsync()
         {
-            var options = new RequestPackageVersionOptions(true, 60);
+            int defaultTimeout = 60;
+            var options = new RequestPackageVersionOptions(true, defaultTimeout);
             return RequestPackageVersionAsync(options);
         }
 
@@ -132,7 +133,7 @@ namespace YooAsset
         /// </summary>
         public RequestPackageVersionOperation RequestPackageVersionAsync(RequestPackageVersionOptions options)
         {
-            DebugCheckInitialize(false);
+            EnsureInitialized(false);
             var operation = new RequestPackageVersionOperation(_fileSystemHost, options);
             OperationSystem.StartOperation(PackageName, operation);
             return operation;
@@ -143,12 +144,12 @@ namespace YooAsset
         /// </summary>
         public LoadPackageManifestOperation LoadPackageManifestAsync(LoadPackageManifestOptions options)
         {
-            DebugCheckInitialize(false);
+            EnsureInitialized(false);
 
             // 注意：强烈建议在更新之前保持加载器为空！
             if (_resourceManager.HasAnyLoader())
             {
-                YooLogger.Warning($"Found loaded bundle before update manifest ! Recommended to call the  {nameof(UnloadAllAssetsAsync)} method to release loaded bundle !");
+                YooLogger.Warning($"Found loaded bundle before update manifest. Recommended to call the {nameof(UnloadAllAssetsAsync)} method to release loaded bundle.");
             }
 
             var operation = new LoadPackageManifestOperation(_fileSystemHost, options);
@@ -161,7 +162,7 @@ namespace YooAsset
         /// </summary>
         public PreDownloadContentOperation PreDownloadContentAsync(PreDownloadContentOptions options)
         {
-            DebugCheckInitialize(false);
+            EnsureInitialized(false);
             var operation = new PreDownloadContentOperation(_fileSystemHost, options);
             OperationSystem.StartOperation(PackageName, operation);
             return operation;
@@ -172,7 +173,7 @@ namespace YooAsset
         /// </summary>
         public ClearCacheFilesOperation ClearCacheFilesAsync(ClearCacheFilesOptions options)
         {
-            DebugCheckInitialize(false);
+            EnsureInitialized(false);
             options.Manifest = _fileSystemHost.ActiveManifest;
             var operation = new ClearCacheFilesOperation(_fileSystemHost, options);
             OperationSystem.StartOperation(PackageName, operation);
@@ -186,7 +187,7 @@ namespace YooAsset
         /// </summary>
         public string GetPackageVersion()
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.ActiveManifest.PackageVersion;
         }
 
@@ -195,7 +196,7 @@ namespace YooAsset
         /// </summary>
         public string GetPackageNote()
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.ActiveManifest.PackageNote;
         }
 
@@ -204,7 +205,7 @@ namespace YooAsset
         /// </summary>
         public PackageDetails GetPackageDetails()
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.ActiveManifest.GetPackageDetails();
         }
         #endregion
@@ -225,7 +226,7 @@ namespace YooAsset
         /// <param name="options">卸载选项</param>
         public UnloadAllAssetsOperation UnloadAllAssetsAsync(UnloadAllAssetsOptions options)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             var operation = new UnloadAllAssetsOperation(_resourceManager, options);
             OperationSystem.StartOperation(PackageName, operation);
             return operation;
@@ -238,7 +239,8 @@ namespace YooAsset
         /// </summary>
         public UnloadUnusedAssetsOperation UnloadUnusedAssetsAsync()
         {
-            var options = new UnloadUnusedAssetsOptions(10);
+            int defaultLoopCount = 10;
+            var options = new UnloadUnusedAssetsOptions(defaultLoopCount);
             return UnloadUnusedAssetsAsync(options);
         }
 
@@ -248,7 +250,7 @@ namespace YooAsset
         /// </summary>
         public UnloadUnusedAssetsOperation UnloadUnusedAssetsAsync(UnloadUnusedAssetsOptions options)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             var operation = new UnloadUnusedAssetsOperation(_resourceManager, options);
             OperationSystem.StartOperation(PackageName, operation);
             return operation;
@@ -260,7 +262,7 @@ namespace YooAsset
         /// </summary>
         public void TryUnloadUnusedAsset(string location, int loopCount = 10)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, null);
             _resourceManager.TryUnloadUnusedAsset(assetInfo, loopCount);
         }
@@ -271,7 +273,7 @@ namespace YooAsset
         /// </summary>
         public void TryUnloadUnusedAsset(AssetInfo assetInfo, int loopCount = 10)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             _resourceManager.TryUnloadUnusedAsset(assetInfo, loopCount);
         }
         #endregion
@@ -283,7 +285,7 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public bool IsNeedDownloadFromRemote(string location)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, null);
             return _fileSystemHost.IsNeedDownloadFromRemoteInternal(assetInfo);
         }
@@ -294,7 +296,7 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public bool IsNeedDownloadFromRemote(AssetInfo assetInfo)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.IsNeedDownloadFromRemoteInternal(assetInfo);
         }
 
@@ -303,7 +305,7 @@ namespace YooAsset
         /// </summary>
         public AssetInfo[] GetAllAssetInfos()
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.ActiveManifest.GetAllAssetInfos();
         }
 
@@ -313,7 +315,7 @@ namespace YooAsset
         /// <param name="tag">资源标签</param>
         public AssetInfo[] GetAssetInfos(string tag)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             string[] tags = new string[] { tag };
             return _fileSystemHost.ActiveManifest.GetAssetInfosByTags(tags);
         }
@@ -324,7 +326,7 @@ namespace YooAsset
         /// <param name="tags">资源标签列表</param>
         public AssetInfo[] GetAssetInfos(string[] tags)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.ActiveManifest.GetAssetInfosByTags(tags);
         }
 
@@ -334,7 +336,7 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public AssetInfo GetAssetInfo(string location)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return ConvertLocationToAssetInfo(location, null);
         }
 
@@ -345,7 +347,7 @@ namespace YooAsset
         /// <param name="type">资源类型</param>
         public AssetInfo GetAssetInfo(string location, System.Type type)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return ConvertLocationToAssetInfo(location, type);
         }
 
@@ -355,7 +357,7 @@ namespace YooAsset
         /// <param name="assetGUID">资源GUID</param>
         public AssetInfo GetAssetInfoByGUID(string assetGUID)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return ConvertAssetGUIDToAssetInfo(assetGUID, null);
         }
 
@@ -366,7 +368,7 @@ namespace YooAsset
         /// <param name="type">资源类型</param>
         public AssetInfo GetAssetInfoByGUID(string assetGUID, System.Type type)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return ConvertAssetGUIDToAssetInfo(assetGUID, type);
         }
 
@@ -376,7 +378,7 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public bool CheckLocationValid(string location)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             string assetPath = _fileSystemHost.ActiveManifest.TryMappingToAssetPath(location);
             return string.IsNullOrEmpty(assetPath) == false;
         }
@@ -389,7 +391,7 @@ namespace YooAsset
         /// <param name="assetInfo">资源信息</param>
         public RawFileHandle LoadRawFileSync(AssetInfo assetInfo)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadRawFileInternal(assetInfo, true, 0);
         }
 
@@ -399,7 +401,7 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public RawFileHandle LoadRawFileSync(string location)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, null);
             return LoadRawFileInternal(assetInfo, true, 0);
         }
@@ -411,7 +413,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public RawFileHandle LoadRawFileAsync(AssetInfo assetInfo, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadRawFileInternal(assetInfo, false, priority);
         }
 
@@ -422,7 +424,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public RawFileHandle LoadRawFileAsync(string location, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, null);
             return LoadRawFileInternal(assetInfo, false, priority);
         }
@@ -447,7 +449,7 @@ namespace YooAsset
         /// <param name="physicsMode">场景物理模式</param>
         public SceneHandle LoadSceneSync(string location, LoadSceneMode sceneMode = LoadSceneMode.Single, LocalPhysicsMode physicsMode = LocalPhysicsMode.None)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, null);
             return LoadSceneInternal(assetInfo, true, sceneMode, physicsMode, false, 0);
         }
@@ -460,7 +462,7 @@ namespace YooAsset
         /// <param name="physicsMode">场景物理模式</param>
         public SceneHandle LoadSceneSync(AssetInfo assetInfo, LoadSceneMode sceneMode = LoadSceneMode.Single, LocalPhysicsMode physicsMode = LocalPhysicsMode.None)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadSceneInternal(assetInfo, true, sceneMode, physicsMode, false, 0);
         }
 
@@ -474,7 +476,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public SceneHandle LoadSceneAsync(string location, LoadSceneMode sceneMode = LoadSceneMode.Single, LocalPhysicsMode physicsMode = LocalPhysicsMode.None, bool suspendLoad = false, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, null);
             return LoadSceneInternal(assetInfo, false, sceneMode, physicsMode, suspendLoad, priority);
         }
@@ -489,13 +491,13 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public SceneHandle LoadSceneAsync(AssetInfo assetInfo, LoadSceneMode sceneMode = LoadSceneMode.Single, LocalPhysicsMode physicsMode = LocalPhysicsMode.None, bool suspendLoad = false, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadSceneInternal(assetInfo, false, sceneMode, physicsMode, suspendLoad, priority);
         }
 
         private SceneHandle LoadSceneInternal(AssetInfo assetInfo, bool waitForAsyncComplete, LoadSceneMode sceneMode, LocalPhysicsMode physicsMode, bool suspendLoad, uint priority)
         {
-            DebugCheckAssetLoadType(assetInfo.AssetType);
+            DebugEnsureAssetType(assetInfo.AssetType);
             assetInfo.LoadMethod = AssetInfo.ELoadMethod.LoadScene;
             var loadSceneParams = new LoadSceneParameters(sceneMode, physicsMode);
             var handle = _resourceManager.LoadSceneAsync(assetInfo, loadSceneParams, suspendLoad, priority);
@@ -505,14 +507,14 @@ namespace YooAsset
         }
         #endregion
 
-        #region 资源加载
+        #region 资源加载 [主资源]
         /// <summary>
         /// 同步加载资源对象
         /// </summary>
         /// <param name="assetInfo">资源信息</param>
         public AssetHandle LoadAssetSync(AssetInfo assetInfo)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadAssetInternal(assetInfo, true, 0);
         }
 
@@ -523,7 +525,7 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public AssetHandle LoadAssetSync<TObject>(string location) where TObject : UnityEngine.Object
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(TObject));
             return LoadAssetInternal(assetInfo, true, 0);
         }
@@ -535,7 +537,7 @@ namespace YooAsset
         /// <param name="type">资源类型</param>
         public AssetHandle LoadAssetSync(string location, System.Type type)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
             return LoadAssetInternal(assetInfo, true, 0);
         }
@@ -546,9 +548,8 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public AssetHandle LoadAssetSync(string location)
         {
-            DebugCheckInitialize();
-            Type type = typeof(UnityEngine.Object);
-            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
+            EnsureInitialized();
+            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(UnityEngine.Object));
             return LoadAssetInternal(assetInfo, true, 0);
         }
 
@@ -560,7 +561,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public AssetHandle LoadAssetAsync(AssetInfo assetInfo, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadAssetInternal(assetInfo, false, priority);
         }
 
@@ -572,7 +573,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public AssetHandle LoadAssetAsync<TObject>(string location, uint priority = 0) where TObject : UnityEngine.Object
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(TObject));
             return LoadAssetInternal(assetInfo, false, priority);
         }
@@ -585,7 +586,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public AssetHandle LoadAssetAsync(string location, System.Type type, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
             return LoadAssetInternal(assetInfo, false, priority);
         }
@@ -597,16 +598,15 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public AssetHandle LoadAssetAsync(string location, uint priority = 0)
         {
-            DebugCheckInitialize();
-            Type type = typeof(UnityEngine.Object);
-            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
+            EnsureInitialized();
+            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(UnityEngine.Object));
             return LoadAssetInternal(assetInfo, false, priority);
         }
 
 
         private AssetHandle LoadAssetInternal(AssetInfo assetInfo, bool waitForAsyncComplete, uint priority)
         {
-            DebugCheckAssetLoadType(assetInfo.AssetType);
+            DebugEnsureAssetType(assetInfo.AssetType);
             assetInfo.LoadMethod = AssetInfo.ELoadMethod.LoadAsset;
             var handle = _resourceManager.LoadAssetAsync(assetInfo, priority);
             if (waitForAsyncComplete)
@@ -615,14 +615,14 @@ namespace YooAsset
         }
         #endregion
 
-        #region 资源加载
+        #region 资源加载 [子资源]
         /// <summary>
         /// 同步加载子资源对象
         /// </summary>
         /// <param name="assetInfo">资源信息</param>
         public SubAssetsHandle LoadSubAssetsSync(AssetInfo assetInfo)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadSubAssetsInternal(assetInfo, true, 0);
         }
 
@@ -633,7 +633,7 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public SubAssetsHandle LoadSubAssetsSync<TObject>(string location) where TObject : UnityEngine.Object
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(TObject));
             return LoadSubAssetsInternal(assetInfo, true, 0);
         }
@@ -645,7 +645,7 @@ namespace YooAsset
         /// <param name="type">子对象类型</param>
         public SubAssetsHandle LoadSubAssetsSync(string location, System.Type type)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
             return LoadSubAssetsInternal(assetInfo, true, 0);
         }
@@ -656,9 +656,8 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public SubAssetsHandle LoadSubAssetsSync(string location)
         {
-            DebugCheckInitialize();
-            Type type = typeof(UnityEngine.Object);
-            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
+            EnsureInitialized();
+            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(UnityEngine.Object));
             return LoadSubAssetsInternal(assetInfo, true, 0);
         }
 
@@ -670,7 +669,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public SubAssetsHandle LoadSubAssetsAsync(AssetInfo assetInfo, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadSubAssetsInternal(assetInfo, false, priority);
         }
 
@@ -682,7 +681,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public SubAssetsHandle LoadSubAssetsAsync<TObject>(string location, uint priority = 0) where TObject : UnityEngine.Object
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(TObject));
             return LoadSubAssetsInternal(assetInfo, false, priority);
         }
@@ -695,7 +694,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public SubAssetsHandle LoadSubAssetsAsync(string location, System.Type type, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
             return LoadSubAssetsInternal(assetInfo, false, priority);
         }
@@ -707,16 +706,15 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public SubAssetsHandle LoadSubAssetsAsync(string location, uint priority = 0)
         {
-            DebugCheckInitialize();
-            Type type = typeof(UnityEngine.Object);
-            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
+            EnsureInitialized();
+            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(UnityEngine.Object));
             return LoadSubAssetsInternal(assetInfo, false, priority);
         }
 
 
         private SubAssetsHandle LoadSubAssetsInternal(AssetInfo assetInfo, bool waitForAsyncComplete, uint priority)
         {
-            DebugCheckAssetLoadType(assetInfo.AssetType);
+            DebugEnsureAssetType(assetInfo.AssetType);
             assetInfo.LoadMethod = AssetInfo.ELoadMethod.LoadSubAssets;
             var handle = _resourceManager.LoadSubAssetsAsync(assetInfo, priority);
             if (waitForAsyncComplete)
@@ -725,14 +723,14 @@ namespace YooAsset
         }
         #endregion
 
-        #region 资源加载
+        #region 资源加载 [全部资源]
         /// <summary>
         /// 同步加载资源包内所有资源对象
         /// </summary>
         /// <param name="assetInfo">资源信息</param>
         public AllAssetsHandle LoadAllAssetsSync(AssetInfo assetInfo)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadAllAssetsInternal(assetInfo, true, 0);
         }
 
@@ -743,7 +741,7 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public AllAssetsHandle LoadAllAssetsSync<TObject>(string location) where TObject : UnityEngine.Object
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(TObject));
             return LoadAllAssetsInternal(assetInfo, true, 0);
         }
@@ -755,7 +753,7 @@ namespace YooAsset
         /// <param name="type">子对象类型</param>
         public AllAssetsHandle LoadAllAssetsSync(string location, System.Type type)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
             return LoadAllAssetsInternal(assetInfo, true, 0);
         }
@@ -766,9 +764,8 @@ namespace YooAsset
         /// <param name="location">资源的定位地址</param>
         public AllAssetsHandle LoadAllAssetsSync(string location)
         {
-            DebugCheckInitialize();
-            Type type = typeof(UnityEngine.Object);
-            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
+            EnsureInitialized();
+            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(UnityEngine.Object));
             return LoadAllAssetsInternal(assetInfo, true, 0);
         }
 
@@ -780,7 +777,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public AllAssetsHandle LoadAllAssetsAsync(AssetInfo assetInfo, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return LoadAllAssetsInternal(assetInfo, false, priority);
         }
 
@@ -792,7 +789,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public AllAssetsHandle LoadAllAssetsAsync<TObject>(string location, uint priority = 0) where TObject : UnityEngine.Object
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(TObject));
             return LoadAllAssetsInternal(assetInfo, false, priority);
         }
@@ -805,7 +802,7 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public AllAssetsHandle LoadAllAssetsAsync(string location, System.Type type, uint priority = 0)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
             return LoadAllAssetsInternal(assetInfo, false, priority);
         }
@@ -817,16 +814,15 @@ namespace YooAsset
         /// <param name="priority">加载的优先级</param>
         public AllAssetsHandle LoadAllAssetsAsync(string location, uint priority = 0)
         {
-            DebugCheckInitialize();
-            Type type = typeof(UnityEngine.Object);
-            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, type);
+            EnsureInitialized();
+            AssetInfo assetInfo = ConvertLocationToAssetInfo(location, typeof(UnityEngine.Object));
             return LoadAllAssetsInternal(assetInfo, false, priority);
         }
 
 
         private AllAssetsHandle LoadAllAssetsInternal(AssetInfo assetInfo, bool waitForAsyncComplete, uint priority)
         {
-            DebugCheckAssetLoadType(assetInfo.AssetType);
+            DebugEnsureAssetType(assetInfo.AssetType);
             assetInfo.LoadMethod = AssetInfo.ELoadMethod.LoadAllAssets;
             var handle = _resourceManager.LoadAllAssetsAsync(assetInfo, priority);
             if (waitForAsyncComplete)
@@ -841,16 +837,16 @@ namespace YooAsset
         /// </summary>
         public ResourceDownloaderOperation CreateResourceDownloader(ResourceDownloaderOptions options)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.CreateResourceDownloader(options);
         }
-        
+
         /// <summary>
         /// 创建资源下载器，用于下载指定的资源信息列表依赖的资源包文件
         /// </summary>
         public ResourceDownloaderOperation CreateResourceDownloader(BundleDownloaderOptions options)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.CreateResourceDownloader(options);
         }
         #endregion
@@ -861,7 +857,7 @@ namespace YooAsset
         /// </summary>
         public ResourceUnpackerOperation CreateResourceUnpacker(ResourceUnpackerOptions options)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.CreateResourceUnpacker(options);
         }
         #endregion
@@ -872,7 +868,7 @@ namespace YooAsset
         /// </summary>
         public ResourceImporterOperation CreateResourceImporter(BundleImporterOptions options)
         {
-            DebugCheckInitialize();
+            EnsureInitialized();
             return _fileSystemHost.CreateResourceImporter(options);
         }
         #endregion
@@ -889,47 +885,43 @@ namespace YooAsset
         #endregion
 
         #region 调试方法
-        private void DebugCheckInitialize(bool checkActiveManifest = true)
+        private void EnsureInitialized(bool checkActiveManifest = true)
         {
             if (InitializeStatus != EOperationStatus.Succeed)
             {
                 if (InitializeStatus == EOperationStatus.None)
                 {
-                    throw new YooPackageException(PackageName, "Package not initialize !");
+                    throw new YooPackageException(PackageName, "Resource package not initialized.");
                 }
                 else if (InitializeStatus == EOperationStatus.Processing)
                 {
-                    throw new YooPackageException(PackageName, "Package initialize not completed !");
+                    throw new YooPackageException(PackageName, "Resource package initialization not completed.");
                 }
                 else if (InitializeStatus == EOperationStatus.Failed)
                 {
                     string error = _initializeOp == null ? string.Empty : _initializeOp.Error;
-                    throw new YooPackageException(PackageName, $"Package initialize failed ! {error}");
+                    throw new YooPackageException(PackageName, $"Resource package initialization failed. Error: {error}");
                 }
             }
 
             if (checkActiveManifest)
             {
                 if (_fileSystemHost.ActiveManifest == null)
-                    throw new YooPackageException(PackageName, "Can not found active package manifest !");
+                    throw new YooPackageException(PackageName, "Cannot found active package manifest.");
             }
         }
 
         [Conditional("DEBUG")]
-        private void DebugCheckAssetLoadType(System.Type type)
+        private void DebugEnsureAssetType(System.Type type)
         {
             if (type == null)
                 return;
 
             if (typeof(UnityEngine.Behaviour).IsAssignableFrom(type))
-            {
-                throw new YooLoadException($"Load asset type is invalid : {type.FullName} !");
-            }
+                throw new YooLoadException($"Load asset type is invalid : {type.FullName}");
 
             if (typeof(UnityEngine.Object).IsAssignableFrom(type) == false)
-            {
-                throw new YooLoadException($"Load asset type is invalid : {type.FullName} !");
-            }
+                throw new YooLoadException($"Load asset type is invalid : {type.FullName}");
         }
         #endregion
 

Assets/YooAsset/Runtime/Utility/BufferWriter.cs

@@ -121,7 +121,7 @@ namespace YooAsset
                 byte[] bytes = Encoding.UTF8.GetBytes(value);
                 int count = bytes.Length;
                 if (count > ushort.MaxValue)
-                    throw new FormatException($"Write string length cannot be greater than {ushort.MaxValue} !");
+                    throw new FormatException($"Write string length cannot be greater than {ushort.MaxValue}");
 
                 WriteUInt16(Convert.ToUInt16(count));
                 WriteBytes(bytes);
@@ -137,7 +137,7 @@ namespace YooAsset
             {
                 int count = values.Length;
                 if (count > ushort.MaxValue)
-                    throw new FormatException($"Write array length cannot be greater than {ushort.MaxValue} !");
+                    throw new FormatException($"Write array length cannot be greater than {ushort.MaxValue}");
 
                 WriteUInt16(Convert.ToUInt16(count));
                 for (int i = 0; i < count; i++)
@@ -156,7 +156,7 @@ namespace YooAsset
             {
                 int count = values.Length;
                 if (count > ushort.MaxValue)
-                    throw new FormatException($"Write array length cannot be greater than {ushort.MaxValue} !");
+                    throw new FormatException($"Write array length cannot be greater than {ushort.MaxValue}");
 
                 WriteUInt16(Convert.ToUInt16(count));
                 for (int i = 0; i < count; i++)
@@ -175,7 +175,7 @@ namespace YooAsset
             {
                 int count = values.Length;
                 if (count > ushort.MaxValue)
-                    throw new FormatException($"Write array length cannot be greater than {ushort.MaxValue} !");
+                    throw new FormatException($"Write array length cannot be greater than {ushort.MaxValue}");
 
                 WriteUInt16(Convert.ToUInt16(count));
                 for (int i = 0; i < count; i++)

Assets/YooAsset/Runtime/YooAssets.cs

@@ -13,21 +13,21 @@ namespace YooAsset
         [RuntimeInitializeOnLoadMethod(RuntimeInitializeLoadType.SubsystemRegistration)]
         private static void OnRuntimeInitialize()
         {
-            _isInitialize = false;
+            _isInitialized = false;
             _packages.Clear();
         }
 #endif
 
-        private static bool _isInitialize = false;
-        private static GameObject _driver = null;
-        private static readonly List<ResourcePackage> _packages = new List<ResourcePackage>();
+        private static bool _isInitialized;
+        private static GameObject _driver;
+        private static readonly Dictionary<string, ResourcePackage> _packages = new Dictionary<string, ResourcePackage>(10);
 
         /// <summary>
         /// 是否已经初始化
         /// </summary>
         public static bool Initialized
         {
-            get { return _isInitialize; }
+            get { return _isInitialized; }
         }
 
         /// <summary>
@@ -36,31 +36,27 @@ namespace YooAsset
         /// <param name="logger">自定义日志处理</param>
         public static void Initialize(ILogger logger = null)
         {
-            if (_isInitialize)
+            if (_isInitialized)
             {
-                UnityEngine.Debug.LogWarning($"{nameof(YooAssets)} is initialized !");
+                YooLogger.Warning("YooAssets is already initialized.");
                 return;
             }
 
-            if (_isInitialize == false)
-            {
-                YooLogger.Logger = logger;
+            YooLogger.Logger = logger;
 
-                // 创建驱动器
-                _isInitialize = true;
-                _driver = new UnityEngine.GameObject($"[{nameof(YooAssets)}]");
-                _driver.AddComponent<YooAssetsDriver>();
-                UnityEngine.Object.DontDestroyOnLoad(_driver);
-                YooLogger.Log($"{nameof(YooAssets)} initialize !");
+            // 创建驱动器
+            _isInitialized = true;
+            _driver = new UnityEngine.GameObject($"[{nameof(YooAssets)}]");
+            _driver.AddComponent<YooAssetsDriver>();
+            UnityEngine.Object.DontDestroyOnLoad(_driver);
 
 #if DEBUG
-                // 添加远程调试脚本
-                _driver.AddComponent<RemoteDebuggerInRuntime>();
+            // 添加远程调试脚本
+            _driver.AddComponent<RemoteDebuggerInRuntime>();
 #endif
 
-                // 初始化异步操作系统
-                OperationSystem.Initialize();
-            }
+            // 初始化异步操作系统
+            OperationSystem.Initialize();
         }
 
         /// <summary>
@@ -68,9 +64,9 @@ namespace YooAsset
         /// </summary>
         public static void Destroy()
         {
-            if (_isInitialize)
+            if (_isInitialized)
             {
-                _isInitialize = false;
+                _isInitialized = false;
 
                 if (_driver != null)
                     GameObject.Destroy(_driver);
@@ -91,35 +87,25 @@ namespace YooAsset
         /// </summary>
         internal static void Update()
         {
-            if (_isInitialize)
+            if (_isInitialized)
             {
                 OperationSystem.Update();
             }
         }
 
-        /// <summary>
-        /// 创建资源包裹
-        /// </summary>
-        /// <param name="packageName">包裹名称</param>
-        public static ResourcePackage CreatePackage(string packageName)
-        {
-            return CreatePackage(packageName, 0);
-        }
-
         /// <summary>
         /// 创建资源包裹
         /// </summary>
         /// <param name="packageName">包裹名称</param>
         /// <param name="packagePriority">包裹优先级（值越大越优先更新）</param>
-        public static ResourcePackage CreatePackage(string packageName, uint packagePriority)
+        public static ResourcePackage CreatePackage(string packageName, uint packagePriority = 0)
         {
-            CheckException(packageName);
+            EnsureInitialized(packageName);
             if (ContainsPackage(packageName))
-                throw new YooPackageException(packageName, $"Package {packageName} already existed ! Cannot create duplicate packages.");
+                throw new YooPackageException(packageName, $"Resource package {packageName} already existed. Cannot create duplicate packages.");
 
-            YooLogger.Log($"Create resource package : {packageName}");
             ResourcePackage package = new ResourcePackage(packageName);
-            _packages.Add(package);
+            _packages.Add(packageName, package);
 
             // 注册包裹调度器
             OperationSystem.CreatePackageScheduler(packageName, packagePriority);
@@ -133,7 +119,7 @@ namespace YooAsset
         /// <param name="packageName">包裹名称</param>
         public static ResourcePackage GetPackage(string packageName)
         {
-            CheckException(packageName);
+            EnsureInitialized(packageName);
             var package = GetPackageInternal(packageName);
             if (package == null)
                 YooLogger.Error($"Can not found resource package : {packageName}");
@@ -146,16 +132,16 @@ namespace YooAsset
         /// <param name="packageName">包裹名称</param>
         public static ResourcePackage TryGetPackage(string packageName)
         {
-            CheckException(packageName);
+            EnsureInitialized(packageName);
             return GetPackageInternal(packageName);
         }
 
         /// <summary>
         /// 获取所有资源包裹
         /// </summary>
-        public static List<ResourcePackage> GetAllPackages()
+        public static IReadOnlyList<ResourcePackage> GetAllPackages()
         {
-            return _packages.ToList();
+            return _packages.Values.ToList();
         }
 
         /// <summary>
@@ -164,35 +150,24 @@ namespace YooAsset
         /// <param name="packageName">包裹名称</param>
         public static bool RemovePackage(string packageName)
         {
-            CheckException(packageName);
+            EnsureInitialized(packageName);
             ResourcePackage package = GetPackageInternal(packageName);
             if (package == null)
-                return false;
-
-            return RemovePackage(package);
-        }
-
-        /// <summary>
-        /// 移除资源包裹
-        /// </summary>
-        /// <param name="package">包裹实例对象</param>
-        public static bool RemovePackage(ResourcePackage package)
-        {
-            CheckException(package);
-            string packageName = package.PackageName;
-            if (package.InitializeStatus != EOperationStatus.None)
             {
-                YooLogger.Error($"The resource package {packageName} has not been destroyed, please call the method {nameof(ResourcePackage.DestroyPackageAsync)} to destroy!");
+                YooLogger.Error($"Can not found resource package : {packageName}");
                 return false;
             }
 
-            YooLogger.Log($"Remove resource package : {packageName}");
+            if (package.InitializeStatus != EOperationStatus.None)
+            {
+                YooLogger.Error($"The resource package {packageName} has not been destroyed, please call the method {nameof(ResourcePackage.DestroyPackageAsync)} to destroy.");
+                return false;
+            }
 
             // 先销毁调度器，再移除包裹
             OperationSystem.DestroyPackageScheduler(packageName);
 
-            _packages.Remove(package);
-            return true;
+            return _packages.Remove(packageName);
         }
 
         /// <summary>
@@ -201,35 +176,23 @@ namespace YooAsset
         /// <param name="packageName">包裹名称</param>
         public static bool ContainsPackage(string packageName)
         {
-            CheckException(packageName);
+            EnsureInitialized(packageName);
             var package = GetPackageInternal(packageName);
             return package != null;
         }
 
         private static ResourcePackage GetPackageInternal(string packageName)
         {
-            foreach (var package in _packages)
-            {
-                if (package.PackageName == packageName)
-                    return package;
-            }
-            return null;
+            _packages.TryGetValue(packageName, out var package);
+            return package;
         }
-        private static void CheckException(string packageName)
+        private static void EnsureInitialized(string packageName)
         {
-            if (_isInitialize == false)
-                throw new YooInitializeException($"{nameof(YooAssets)} not initialized ! Please call  {nameof(YooAssets.Initialize)} first.");
+            if (_isInitialized == false)
+                throw new YooInitializeException($"YooAssets not initialized. Please call {nameof(YooAssets.Initialize)} first.");
 
             if (string.IsNullOrEmpty(packageName))
-                throw new YooInitializeException("Package name cannot be null or empty !");
-        }
-        private static void CheckException(ResourcePackage package)
-        {
-            if (_isInitialize == false)
-                throw new YooInitializeException($"{nameof(YooAssets)} not initialized ! Please call  {nameof(YooAssets.Initialize)} first.");
-
-            if (package == null)
-                throw new YooInitializeException("Package instance cannot be null !");
+                throw new YooInitializeException("Package name cannot be null or empty.");
         }
 
         #region 系统参数
@@ -248,9 +211,9 @@ namespace YooAsset
             DebugReport report = new DebugReport();
             report.FrameCount = Time.frameCount;
 
-            foreach (var package in _packages)
+            foreach (var kv in _packages)
             {
-                var packageData = package.GetDebugPackageData();
+                var packageData = kv.Value.GetDebugPackageData();
                 report.PackageDatas.Add(packageData);
             }
             return report;

Assets/YooAsset/Runtime/YooAssetsDriver.cs

@@ -24,7 +24,7 @@ namespace YooAsset
 #if UNITY_EDITOR
         void OnApplicationQuit()
         {
-            // 说明：在编辑器下确保播放被停止时IO类操作被终止。
+            //注意：在编辑器下确保播放被停止时IO类操作被终止。
             YooAssets.Destroy();
         }
 #endif

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionOperation/LoadGameObjectOperation.cs

@@ -9,7 +9,7 @@ public static class YooAssetsExtension
     public static LoadGameObjectOperation LoadGameObjectAsync(this ResourcePackage package, string location, Vector3 position, Quaternion rotation, Transform parent, bool destroyGoOnRelease = false)
     {
         var operation = new LoadGameObjectOperation(package.PackageName, location, position, rotation, parent, destroyGoOnRelease);
-        OperationSystem.StartOperation(OperationSystem.GLOBAL_SCHEDULER_NAME, operation);
+        OperationSystem.StartOperation(OperationSystem.GlobalSchedulerName, operation);
         return operation;
     }
 }

Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionOperation/OperationHelper.cs

@@ -11,6 +11,6 @@ public class OperationHelper
     /// </summary>
     public static void StartOperation(AsyncOperationBase operation)
     {
-        OperationSystem.StartOperation(OperationSystem.GLOBAL_SCHEDULER_NAME, operation);
+        OperationSystem.StartOperation(OperationSystem.GlobalSchedulerName, operation);
     }
 }