protected virtual async Task OnAddAsync(string address, IDownloadListener downloadListener = null)
{
var link = await serviceProvider.MakeDownloadAsync(address, Saver);
link.Request.Listener = downloadListener;
AddCore(link);
}
public IDisposable Fetch(string aUrl, FileStream aFileStream, IDownloadListener aListener)
{
var download = new Download(
aUrl,
4096,
aFileStream,
aListener);
download.Start();
return download;
}
public async Task AddAsync(string address, IDownloadListener downloadListener = null)
{
if (downloadMap.ContainsKey(address))
{
return;
}
await semaphoreSlim.WaitAsync();
try
{
if (downloadMap.ContainsKey(address))
{
return;
}
await OnAddAsync(address, downloadListener);
}
finally
{
semaphoreSlim.Release();
}
}
public Download(string aUrl, int aBufferSize, FileStream aOutStream, IDownloadListener aListener)
{
iListener = aListener;
iUrl = aUrl;
iOutStream = aOutStream;
iBuffer = new byte[aBufferSize];
}
public DownloadTask(IDownloadListener listener)
{
Listener = listener;
}
/// <summary> Starts the given download. </summary>
public async void RunDownload(Context context, Download download, IDownloadListener listener,
IDownloadNotificationHandler handler = null)
{
// start your async download here, and hook listeners.
// Note that listener calls will happen on the UI thread.
}
public void SetListener(IDownloadListener listener)
{
this.listener = listener;
}
