/// <summary>
/// FTP 서버에 있는 원격 파일을 다운로드하여, <paramref name="localStream"/>에 씁니다.
/// </summary>
/// <param name="ftpClient"></param>
/// <param name="remoteFilename"></param>
/// <param name="localStream"></param>
/// <returns></returns>
public static Task <bool> DownloadTask(this FtpClient ftpClient, string remoteFilename, Stream localStream)
{
localStream.ShouldNotBeNull("localStream");
if (IsDebugEnabled)
{
log.Debug("원격 파일을 다운로드 받는 작업을 생성합니다... remoteFilename=[{0}]", remoteFilename);
}
remoteFilename = ftpClient.AdjustRemoteFilename(remoteFilename);
var uri = ftpClient.Hostname + remoteFilename;
return
(ftpClient
.GetResponseStreamTask(uri, WebRequestMethods.Ftp.DownloadFile)
.ContinueWith(task => {
task.Result.CopyStreamToStream(localStream);
task.Result.Close();
if (IsDebugEnabled)
{
log.Debug("원격 파일 다운로드가 완료되었습니다. remoteFilename=[{0}]", remoteFilename);
}
return true;
},
TaskContinuationOptions.ExecuteSynchronously));
}
/// <summary>
/// 응답 스트림을 얻고, 문자열로 변환하여 반환합니다.
/// </summary>
/// <param name="ftpClient"></param>
/// <param name="uri"></param>
/// <param name="method"></param>
/// <returns></returns>
public static Task <string> GetResponseStringTask(this FtpClient ftpClient, string uri, string method)
{
return
(ftpClient
.GetResponseStreamTask(uri, method)
.ContinueWith(task => {
var result = task.Result.ToText();
task.Result.Close();
return result;
},
TaskContinuationOptions.ExecuteSynchronously));
}