62 lines
2.0 KiB
C#
62 lines
2.0 KiB
C#
using System;
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using UnityEngine.Networking;
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namespace YooAsset
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{
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/// <summary>
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/// UnityWebRequest 字节下载器
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/// </summary>
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/// <remarks>
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/// 将下载内容保存到内存中的字节数组。
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/// </remarks>
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internal sealed class UnityWebRequestBytesDownloader : UnityWebRequestDownloaderBase, IDownloadBytesRequest
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{
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private readonly DownloadDataRequestArgs _args;
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/// <summary>
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/// 下载结果（字节数组）
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/// </summary>
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public byte[] Result { get; private set; }
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/// <summary>
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/// 构造字节数组下载器
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/// </summary>
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/// <param name="args">数据下载参数</param>
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/// <param name="webRequestCreator">UnityWebRequest 创建器（可选）</param>
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public UnityWebRequestBytesDownloader(DownloadDataRequestArgs args, UnityWebRequestDelegate webRequestCreator)
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: base(args.URL, webRequestCreator)
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{
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_args = args;
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}
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/// <summary>
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/// 创建 UnityWebRequest
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/// </summary>
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protected override void CreateWebRequest()
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{
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var handler = new DownloadHandlerBuffer();
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_webRequest = CreateUnityWebRequestGet(URL);
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_webRequest.downloadHandler = handler;
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_webRequest.disposeDownloadHandlerOnDispose = true;
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ApplyRequestOptions(_args.Timeout, _args.WatchdogTime, _args.Headers);
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}
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/// <summary>
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/// 请求成功时的回调
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/// </summary>
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protected override void OnRequestSucceed()
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{
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var fileData = _webRequest.downloadHandler.data;
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if (fileData == null || fileData.Length == 0)
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{
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Status = EDownloadRequestStatus.Failed;
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Error = $"[{GetType().Name}] URL: {URL} - Download bytes data is null or empty !";
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}
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else
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{
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Result = fileData;
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}
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}
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}
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}
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