private void ForceAutoSave()
{
FControlFileStream.Flush();
FFileStream.Flush();
Stream textStream = (FFileStream as StreamWriter).BaseStream;
String recycleFilePath = FileHelper.RecycleAndGetNextFileName(FFilePath, FAutoSave, FFileHeader);
using (FileStream recycleStream = FileStreamAccess.OpenFileStreamForWriting(recycleFilePath, FileMode.Create))
{
RIUtils.CopyFile(textStream, recycleStream);
}
// truncate text file
textStream.SetLength(0);
textStream.Seek(0, SeekOrigin.End);
FFileStream.Flush();
// trucate control file
FControlFileStream.SetLength(0);
FControlFileStream.Seek(0, SeekOrigin.End);
FControlFileStream.Flush();
FFileHeader = FileHelper.ReadHeader(FControlFileStream, FControlFilePath, null);
FControlFileStream.Seek(0, SeekOrigin.End);
}
private void OpenFileStream()
{
CloseFileStream(false);
FFileStream = FileStreamAccess.OpenFileStreamForWriting(FFilePath, FileMode.OpenOrCreate);
try
{
Dictionary <Int32, FastSerializerObjectData> onNewExtraData;
if (FFileHeader != null)
{
onNewExtraData = FFileHeader.CloneExtraData();
}
else
{
onNewExtraData = null;
}
FFileHeader = FileHelper.ReadHeader(FFileStream, FFilePath, onNewExtraData);
FFileStream.Seek(0, SeekOrigin.End);
}
catch (Exception)
{
CloseFileStream(false);
throw;
}
}
private void OpenControlFile()
{
CloseFileStream(false);
FControlFileStream = FileStreamAccess.OpenFileStreamForWriting(FControlFilePath, FileMode.OpenOrCreate);
Dictionary <Int32, FastSerializerObjectData> onNewExtraData;
if (FFileHeader != null)
{
onNewExtraData = FFileHeader.CloneExtraData();
}
else
{
onNewExtraData = null;
}
FFileHeader = FileHelper.ReadHeader(FControlFileStream, FFilePath, onNewExtraData);
}
private void ForceAutoSave()
{
// write header and flush all buffers
FileHelper.WriteHeader(FFileStream, FFileHeader);
FFileStream.Flush();
String recycleFilePath = FileHelper.RecycleAndGetNextFileName(FFilePath, FAutoSave, FFileHeader);
using (FileStream recycleStream = FileStreamAccess.OpenFileStreamForWriting(recycleFilePath, FileMode.Create))
{
RIUtils.CopyFile(FFileStream, recycleStream);
}
// trucate the file
FFileStream.SetLength(0);
FFileStream.Flush();
FFileHeader = FileHelper.ReadHeader(FFileStream, FFilePath, null);
FFileStream.Seek(0, SeekOrigin.End);
}
private void RewriteFileIgnoreRequestor(RIFileHeader newHeader, FastBinaryFormatter ff, UInt32 sessionID, UInt32 requestID)
{
RIFileHeader tmpHeader = null;
String tmpFile = String.Format("{0}.tmp", FFilePath);
using (FileStream tmpStream = FileStreamAccess.OpenFileStreamForWriting(tmpFile, FileMode.Create))
{
// original file: set file pointer to top
FFileStream.Seek(0, SeekOrigin.Begin);
ff.Serialize(FFileStream, FFileHeader);
// original file: move file pointer to the end of the file header
FFileStream.Seek(0, SeekOrigin.Begin);
ff.Deserialize <RIFileHeader>(FFileStream);
// temp file: move file pointer to the end of the file header with new header info
tmpHeader = newHeader;
tmpHeader.FInitDateTime = DateTime.MinValue;
tmpHeader.FFirstDateTime = DateTime.MinValue;
tmpHeader.FLastDateTime = DateTime.MinValue;
tmpHeader.FNextSequenceId = FFileHeader.FNextSequenceId;
tmpHeader.FMessageCount = 0;
ff.Serialize(tmpStream, tmpHeader);
// start copying original messages to temp file
for (Int32 i = 0; i < FFileHeader.FMessageCount; i++)
{
ReflectInsightPackage message = ff.Deserialize <ReflectInsightPackage>(FFileStream);
if (message.FRequestID == requestID && message.FSessionID == sessionID)
{
continue;
}
if (tmpHeader.FInitDateTime == DateTime.MinValue)
{
tmpHeader.FInitDateTime = message.FDateTime;
tmpHeader.FFirstDateTime = message.FDateTime;
tmpHeader.FLastDateTime = message.FDateTime;
}
tmpHeader.FMessageCount++;
tmpHeader.FLastDateTime = message.FDateTime;
ff.Serialize(tmpStream, message);
}
// update the FileHeader with the temp file header and write it out
// with latest info.
FFileHeader = tmpHeader;
tmpStream.Seek(0, SeekOrigin.Begin);
ff.Serialize(tmpStream, FFileHeader);
}
if (tmpHeader != null)
{
// delete the original file first, then copy temp to original
DeleteFile(false);
try
{
File.Move(tmpFile, FFilePath);
}
finally
{
OpenFileStream();
}
}
}