public async Task <FileHeader> Execute(IAsyncFilesSession session)
{
var commands = session.Commands;
var pipe = new BlockingStream(10);
Task.Run(() => StreamWriter(pipe))
.ContinueWith(x => pipe.CompleteWriting())
.ConfigureAwait(false);
if (sessionOperations.EntityChanged(Filename))
{
if (!sessionOperations.IsDeleted(Filename))
{
var fileHeaderInCache = await session.LoadFileAsync(Filename);
Metadata = fileHeaderInCache.Metadata;
}
}
await commands.UploadAsync(Filename, pipe, Metadata, Size, null)
.ConfigureAwait(false);
var metadata = await commands.GetMetadataForAsync(Filename);
if (metadata == null)
{
return(null);
}
return(new FileHeader(Filename, metadata));
}
public async Task <FileHeader> Execute(IAsyncFilesSession session)
{
var commands = session.Commands;
if (sessionOperations.EntityChanged(FileName))
{
if (!sessionOperations.IsDeleted(FileName))
{
var fileHeaderInCache = await session.LoadFileAsync(FileName).ConfigureAwait(false);
Metadata = fileHeaderInCache.Metadata;
}
}
if (Stream != null)
{
await commands.UploadAsync(FileName, Stream, Metadata, Etag)
.ConfigureAwait(false);
}
else if (StreamWriter != null)
{
await commands.UploadAsync(FileName, StreamWriter, null, Size, Metadata, Etag)
.ConfigureAwait(false);
}
else
{
throw new InvalidOperationException("Neither stream not stream writer was specified");
}
var metadata = await commands.GetMetadataForAsync(FileName).ConfigureAwait(false);
if (metadata == null)
{
return(null);
}
return(new FileHeader(FileName, metadata));
}
