/// <summary>
/// Creates a <see cref="ResumableUpload"/> instance for a resumable upload session which has already been initiated.
/// </summary>
/// <remarks>
/// See https://cloud.google.com/storage/docs/json_api/v1/how-tos/resumable-upload#start-resumable for more information about initiating
/// resumable upload sessions and saving the session URI, or upload URI.
/// </remarks>
/// <param name="uploadUri">The session URI of the resumable upload session. Must not be null.</param>
/// <param name="contentStream">The data to be uploaded. Must not be null.</param>
/// <param name="options">The options for the upload operation. May be null.</param>
/// <returns>The instance which can be used to upload the specified content.</returns>
public static ResumableUpload CreateFromUploadUri(
Uri uploadUri,
Stream contentStream,
ResumableUploadOptions options = null)
{
uploadUri.ThrowIfNull(nameof(uploadUri));
return(new InitiatedResumableUpload(uploadUri, contentStream, options));
}
/// <summary>
/// Creates a <see cref="ResumableUpload"/> instance.
/// </summary>
/// <param name="contentStream">The data to be uploaded. Must not be null.</param>
/// <param name="options">The options for the upload operation. May be null.</param>
protected ResumableUpload(Stream contentStream, ResumableUploadOptions options)
{
contentStream.ThrowIfNull(nameof(contentStream));
ContentStream = contentStream;
// Check if the stream length is known.
StreamLength = ContentStream.CanSeek ? ContentStream.Length : UnknownSize;
HttpClient = options?.ConfigurableHttpClient ?? new HttpClientFactory().CreateHttpClient(new CreateHttpClientArgs {
ApplicationName = "ResumableUpload", GZipEnabled = true
});
Options = options;
}
public InitiatedResumableUpload(Uri uploadUri, Stream contentStream, ResumableUploadOptions options)
: base(contentStream, options)
{
_initiatedUploadUri = uploadUri;
}