private async Task GetTask(Guid scenarioId, string fileId, bool compressed, string localFolder)
{
// Set name of local file
var localFile = Path.Combine(localFolder, GetFileName(fileId, compressed));
if (File.Exists(localFile))
{
File.Delete(localFile);
}
var uploadFilePath = GetUploadFilePath(scenarioId, fileId, _compression);
using (var downloadedStream = await _session.DownloadAsync(uploadFilePath).ConfigureAwait(false))
using (var fileStream = System.IO.File.Create(localFile))
{
if (compressed) // Leave compressed
{
downloadedStream.CopyTo(fileStream);
}
else // Decompress
{
using (var outputStream = DecompressGZIP(downloadedStream))
{
outputStream.CopyTo(fileStream);
}
}
}
}
public async Task Foo()
{
IFilesStore store = null;
#region session_usage_1
using (IAsyncFilesSession session = store.OpenAsyncSession())
{
using (Stream content = File.OpenRead(@"C:\intro.avi"))
{
session.RegisterUpload("/movies/intro.avi", content);
await session.SaveChangesAsync();
}
}
using (IAsyncFilesSession session = store.OpenAsyncSession())
{
FileHeader file = await session.LoadFileAsync("/movies/intro.avi");
using (Stream content = await session.DownloadAsync(file.FullPath))
{
/* ... */
}
if (file.CreationDate < DateTime.Now.AddDays(-1))
{
session.RegisterFileDeletion(file);
}
await session.SaveChangesAsync();
}
#endregion
using (IAsyncFilesSession session = store.OpenAsyncSession())
{
#region unit_of_work_1
Assert.Same(await session.LoadFileAsync("/movies/intro.avi"), await session.LoadFileAsync("/movies/intro.avi"));
#endregion
}
#region unit_of_work_2
using (IAsyncFilesSession session = store.OpenAsyncSession())
{
FileHeader file = await session.LoadFileAsync("/movies/intro.avi");
file.Metadata.Add("Owner", "James");
await session.SaveChangesAsync(); // will sent the metadata update to the file system
}
#endregion
}
public async Task Foo()
{
IAsyncFilesSession session = null;
Stream localFile = null;
#region download_2
Reference <RavenJObject> metadata = new Reference <RavenJObject>();
Stream content = await session.DownloadAsync("/movies/intro.avi", metadata);
Console.WriteLine("Downloaded {0} bytes", metadata.Value.Value <long>("RavenFS-Size"));
#endregion
}
