protected override void OnExecute(CommandProcessor theProcessor)
{
try
{
if (Directory.Exists(_dir))
{
if (DeleteOnlyIfEmpty && !DirectoryUtility.IsEmpty(_dir))
{
return;
}
if (Log)
Platform.Log(LogLevel.Info, "Deleting {0}", _dir);
Directory.Move(_dir, _dir +".deleted");
_sourceDirRenamed = true;
}
}
catch (Exception ex)
{
if (_failIfError)
throw;
// ignore it
Platform.Log(LogLevel.Warn, ex, "Unexpected exception occurred when deleting {0}. It is ignored.", _dir);
}
}
protected override void OnExecute(CommandProcessor theProcessor)
{
if (String.IsNullOrEmpty(_directory) && GetDirectoryDelegate!=null)
{
_directory = GetDirectoryDelegate();
}
if (Directory.Exists(_directory))
{
_created = false;
return;
}
try
{
Directory.CreateDirectory(_directory);
}
catch(UnauthorizedAccessException)
{
//alert the system admin
//ServerPlatform.Alert(AlertCategory.System, AlertLevel.Critical, "Filesystem",
// AlertTypeCodes.NoPermission, null, TimeSpan.Zero,
// "Unauthorized access to {0} from {1}", _directory, ServerPlatform.HostId);
throw;
}
_created = true;
}
protected override void OnExecute(CommandProcessor theProcessor)
{
Platform.CheckTrue(File.Exists(_sourceFile), String.Format("Source file '{0}' doesn't exist", _sourceFile));
if (File.Exists(_destinationFile))
{
if (_failIfExists)
throw new ApplicationException(String.Format("Destination file already exists: {0}", _destinationFile));
}
if (RequiresRollback)
Backup();
if (File.Exists(_destinationFile))
FileUtils.Copy(_sourceFile, _destinationFile, !_failIfExists);
else
FileUtils.Copy(_sourceFile, _destinationFile, false);
try
{
if ((File.GetAttributes(_destinationFile) & FileAttributes.ReadOnly) == FileAttributes.ReadOnly)
File.SetAttributes(_destinationFile, FileAttributes.Normal);
}
catch (Exception)
{ }
}
protected override void OnExecute(CommandProcessor theProcessor)
{
if (!File.Exists(_path))
{
Platform.Log(LogLevel.Error, "Unexpected error finding file to add to XML {0}", _path);
throw new ApplicationException("Unexpected error finding file to add to XML {0}" + _path);
}
var finfo = new FileInfo(_path);
long fileSize = finfo.Length;
var dicomFile = new DicomFile(_path);
dicomFile.Load(DicomReadOptions.StorePixelDataReferences | DicomReadOptions.Default);
_sopInstanceUid = dicomFile.DataSet[DicomTags.SopInstanceUid];
_seriesInstanceUid = dicomFile.DataSet[DicomTags.SeriesInstanceUid];
// Setup the insert parameters
if (false == _stream.AddFile(dicomFile, fileSize))
{
Platform.Log(LogLevel.Error, "Unexpected error adding SOP to XML Study Descriptor for file {0}",
_path);
throw new ApplicationException("Unexpected error adding SOP to XML Study Descriptor for SOP: " +
dicomFile.MediaStorageSopInstanceUid);
}
}
protected override void OnExecute(CommandProcessor theProcessor)
{
while (_subCommands.Count > 0)
{
if (!theProcessor.ExecuteSubCommand(this, _subCommands.Dequeue()))
throw new ApplicationException(theProcessor.FailureReason);
}
}
protected override void OnExecute(CommandProcessor theProcessor)
{
// backup
if (_studyXml.Contains(_seriesUid))
{
Platform.Log(LogLevel.Info, "Removing series {0} from StudyXML for study {1}", _seriesUid, _studyInstanceUid);
_oldSeriesXml = _studyXml[_seriesUid];
if (!_studyXml.RemoveSeries(_seriesUid))
throw new ApplicationException(String.Format("Could not remove series {0} from study {1}", _seriesUid, _studyInstanceUid));
}
}
protected override void OnExecute(CommandProcessor theProcessor)
{
if (!Directory.Exists(_src))
throw new DirectoryNotFoundException(string.Format("Source directory {0} does not exist", _src));
if (RequiresRollback)
{
Backup();
}
MoveSpeed.Start();
ulong bytesCopied = DirectoryUtility.Copy(_src, _dest, _callback);
MoveSpeed.SetData(bytesCopied);
MoveSpeed.End();
}
protected override void OnExecute(CommandProcessor theProcessor)
{
if (RequiresRollback)
{
Backup();
}
if (File.Exists(_originalFile))
{
File.Delete(_originalFile);
}
else
{
Platform.Log(LogLevel.Warn, "Attempted to delete file which doesn't exist: {0}", _originalFile);
}
}
protected override void OnExecute(CommandProcessor theProcessor)
{
// Check if its already in the right syntax.
if (_file.TransferSyntax.Equals(_syntax))
return;
_timeSpan.Start();
// Check for decompression first
if (_file.TransferSyntax.Encapsulated)
_file.ChangeTransferSyntax(TransferSyntax.ExplicitVrLittleEndian);
_file.ChangeTransferSyntax(_syntax, _codec, _parms);
_timeSpan.End();
}
/// <summary>
/// Execute the <see cref="CommandBase"/>.
/// </summary>
/// <param name="theProcessor">The <see cref="CommandProcessor"/> executing the command.</param>
public void Execute(CommandProcessor theProcessor)
{
try
{
Statistics.Start();
EventsHelper.Fire(_executingEventHandlers, this, new EventArgs());
OnExecute(theProcessor);
}
finally
{
Statistics.End();
}
}
protected abstract void OnExecute(CommandProcessor theProcessor);
protected override void OnExecute(CommandProcessor theProcessor)
{
// Make sure the directory exists where we're storing the file.
var p = Path.GetDirectoryName(_path);
if (string.IsNullOrEmpty(p) || !Directory.Exists(p))
{
if (!theProcessor.ExecuteSubCommand(this, new CreateDirectoryCommand(Path.GetDirectoryName(_path))))
throw new ApplicationException(theProcessor.FailureReason);
}
if (RequiresRollback)
Backup();
string path = GetTempPath();
using (FileStream stream = FileStreamOpener.OpenForSoleUpdate(path,
_failOnExists
? FileMode.CreateNew
: FileMode.Create))
{
_file.Save(stream, DicomWriteOptions.Default);
stream.Flush();
stream.Close();
}
if (_failOnExists && File.Exists(_path))
{
// Do this test after creating the temp folder in case another thread is receiving the file at the same
// time.
try
{
// Delete the temp file we saved
FileUtils.Delete(path);
}
catch (Exception x)
{
throw new ApplicationException(String.Format("DICOM File unexpectedly already exists: {0}", _path),
x);
}
throw new ApplicationException(String.Format("DICOM File unexpectedly already exists: {0}", _path));
}
FileUtils.Copy(path, _path, true);
_fileCreated = true;
FileUtils.Delete(path);
}
