/// <summary>
/// 원격 파일의 크기를 조회합니다.
/// </summary>
/// <param name="ftpClient"></param>
/// <param name="remoteFilename"></param>
/// <returns></returns>
public static Task <long> GetFileSizeTask(this FtpClient ftpClient, string remoteFilename)
{
if (IsDebugEnabled)
{
log.Debug("원격 파일의 크기를 조회합니다... remoteFilename=[{0}]", remoteFilename);
}
var uri = ftpClient.Hostname + ftpClient.GetFullPath(remoteFilename);
return
(ftpClient
.GetResponseTask(uri, WebRequestMethods.Ftp.GetFileSize)
.ContinueWith(task => {
var fileSize = task.Result.ContentLength;
task.Result.Close();
if (IsDebugEnabled)
{
log.Debug("원격 파일[{0}] 의 크기는 [{1}] bytes", remoteFilename, fileSize);
}
return fileSize;
},
TaskContinuationOptions.ExecuteSynchronously));
}
/// <summary>
/// 요청만을 보냅니다.
/// </summary>
/// <param name="ftpClient"></param>
/// <param name="uri"></param>
/// <param name="method"></param>
public static Task SendRequestOnlyTask(this FtpClient ftpClient, string uri, string method)
{
return
(ftpClient
.GetResponseTask(uri, method)
.ContinueWith(task => task.Result.Close(),
TaskContinuationOptions.ExecuteSynchronously | TaskContinuationOptions.OnlyOnRanToCompletion));
}
/// <summary>
/// 원격 파일을 비동기 방식으로 삭제합니다.
/// </summary>
/// <param name="ftpClient"></param>
/// <param name="remoteFilename">삭제할 파일명</param>
/// <returns></returns>
public static Task <bool> DeleteFileTask(this FtpClient ftpClient, string remoteFilename)
{
if (IsDebugEnabled)
{
log.Debug("FTP 서버에 있는 원격 파일을 삭제하는 작업을 생성합니다... 원격파일=[{0}]", remoteFilename);
}
var uri = ftpClient.Hostname + ftpClient.GetFullPath(remoteFilename);
return
(ftpClient
.GetResponseTask(uri, WebRequestMethods.Ftp.DeleteFile)
.ContinueWith(task => {
var result = task.IsCompleted;
task.Result.Close();
return result;
},
TaskContinuationOptions.ExecuteSynchronously));
}
/// <summary>
/// FTP 서버의 원격 파일명을 변경합니다.
/// </summary>
/// <param name="ftpClient"></param>
/// <param name="srcFilename"></param>
/// <param name="destFilename"></param>
/// <returns></returns>
public static Task <bool> RenameFileTask(this FtpClient ftpClient, string srcFilename, string destFilename)
{
srcFilename.ShouldNotBeWhiteSpace("srcFilename");
destFilename.ShouldNotBeWhiteSpace("destFilename");
if (IsDebugEnabled)
{
log.Debug("원격 파일명을 변경합니다... srcFilename=[{0}], destFilename=[{1}]", srcFilename, destFilename);
}
var src = ftpClient.GetFullPath(srcFilename);
var dest = ftpClient.GetFullPath(destFilename);
if (src == dest)
{
return(Task.Factory.FromResult(true));
}
var request = ftpClient.GetRequest(src);
request.Method = WebRequestMethods.Ftp.Rename;
request.RenameTo = destFilename;
return
(ftpClient
.GetResponseTask(request)
.ContinueWith(task => {
var result = task.IsCompleted;
task.Result.Close();
if (IsDebugEnabled)
{
log.Debug("원격 파일명을 비동기 방식으로 변경했습니다!!! srcFilename=[{0}], destFilename=[{1}]", srcFilename,
destFilename);
}
return result;
},
TaskContinuationOptions.ExecuteSynchronously));
}