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Update DownloadCenterOperation.cs

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何冠峰
2025-07-21 18:22:51 +08:00
parent 7dd08e9634
commit bfd476d59c
1 changed files with 9 additions and 21 deletions
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30
Assets/YooAsset/Runtime/FileSystem/DefaultCacheFileSystem/Operation/internal/DownloadCenterOperation.cs
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@@ -3,22 +3,11 @@ using System.Collections.Generic;
namespace YooAsset
{
/// <summary>
/// 下载器单元测试
/// 1. 下载失败重试机制
/// 2. 下载引用计数机制
/// 3. 最大下载并发机制
/// 4. 异步下载远端资源
/// 5. 同步下载远端资源
/// 6. 异步拷贝本地资源
/// 7. 同步拷贝本地资源
/// 9. 断点续传下载器
/// </summary>
internal class DownloadCenterOperation : AsyncOperationBase
{
private readonly DefaultCacheFileSystem _fileSystem;
protected readonly Dictionary<string, UnityDownloadFileOperation> _downloaders = new Dictionary<string, UnityDownloadFileOperation>(1000);
protected readonly List<string> _removeDownloadList = new List<string>(1000);
protected readonly List<string> _removeList = new List<string>(1000);
public DownloadCenterOperation(DefaultCacheFileSystem fileSystem)
{
@@ -30,29 +19,28 @@ namespace YooAsset
internal override void InternalUpdate()
{
// 获取可移除的下载器集合
_removeDownloadList.Clear();
_removeList.Clear();
foreach (var valuePair in _downloaders)
{
var downloader = valuePair.Value;
downloader.UpdateOperation();
if (downloader.IsDone)
{
_removeList.Add(valuePair.Key);
continue;
}
// 注意：主动终止引用计数为零的下载任务
if (downloader.RefCount <= 0)
{
_removeDownloadList.Add(valuePair.Key);
_removeList.Add(valuePair.Key);
downloader.AbortOperation();
continue;
}
if (downloader.IsDone)
{
_removeDownloadList.Add(valuePair.Key);
continue;
}
}
// 移除下载器
foreach (var key in _removeDownloadList)
foreach (var key in _removeList)
{
_downloaders.Remove(key);
}