private async void FtpDataStreamingHandler(StreamedFileDataRequest request)
{
try
{
using var ftpClient = new FtpClient();
ftpClient.Host = FtpHelpers.GetFtpHost(Path);
ftpClient.Port = FtpHelpers.GetFtpPort(Path);
ftpClient.Credentials = FtpManager.Credentials.Get(ftpClient.Host, FtpManager.Anonymous);
if (!await ftpClient.EnsureConnectedAsync())
{
request.FailAndClose(StreamedFileFailureMode.CurrentlyUnavailable);
return;
}
using (var outStream = request.AsStreamForWrite())
{
await ftpClient.DownloadAsync(outStream, FtpPath);
await outStream.FlushAsync();
}
request.Dispose();
}
catch
{
request.FailAndClose(StreamedFileFailureMode.Incomplete);
}
}
#pragma warning disable CS1998 // Async method lacks 'await' operators and will run synchronously
private async void StreamedFileWriter(StreamedFileDataRequest request)
#pragma warning restore CS1998 // Async method lacks 'await' operators and will run synchronously
{
try {
using (var outStream = request.AsStreamForWrite( )) {
var res = Properties.Resources.ResourceManager.GetObject(_sound.Id);
if (res is byte[])
{
using (var streamWriter = new BinaryWriter(outStream)) {
streamWriter.Write((byte[])Properties.Resources.ResourceManager.GetObject(_sound.Id));
}
}
else
{
using (var inStream = Properties.Resources.ResourceManager.GetStream(_sound.Id)) {
await inStream.CopyToAsync(outStream);
}
}
}
request.Dispose( );
}
catch {
request.FailAndClose(StreamedFileFailureMode.Incomplete);
}
}
// 一个 StreamedFileDataRequestedHandler
private async void StreamHandler(StreamedFileDataRequest stream)
{
StorageFile storageFile = await StorageFile.GetFileFromApplicationUriAsync(new Uri("ms-appx:///assets/hololens.jpg"));
IInputStream inputStream = await storageFile.OpenSequentialReadAsync();
await RandomAccessStream.CopyAndCloseAsync(inputStream, stream);
}
private async void FtpDataStreamingHandler(StreamedFileDataRequest request)
{
try
{
using var ftpClient = GetFtpClient();
if (!await ftpClient.EnsureConnectedAsync())
{
request.FailAndClose(StreamedFileFailureMode.CurrentlyUnavailable);
return;
}
using (var outStream = request.AsStreamForWrite())
{
await ftpClient.DownloadAsync(outStream, FtpPath);
await outStream.FlushAsync();
}
request.Dispose();
}
catch
{
request.FailAndClose(StreamedFileFailureMode.Incomplete);
}
}
