void Start()
{
// No level will log.
DLogger.All("I will not show up in the console because logging is off.");
DLogger.Trace("I will not show up in the console because logging is off.");
DLogger.Debug("I will not show up in the console because logging is off.");
DLogger.Info("I will not show up in the console because logging is off.");
DLogger.Warn("I will not show up in the console because logging is off.");
DLogger.Error("I will not show up in the console because logging is off.");
DLogger.Fatal("I will not show up in the console because logging is off.");
}
private void CloseIO()
{
try
{
_odbWriter.Dispose();
}
catch (IOException e)
{
DLogger.Error("NonBufferedFileIO" + e);
throw new OdbRuntimeException(NDatabaseError.InternalError.AddParameter(e.Message), e);
}
_odbWriter = null;
}
public void Register_logger_and_check_logged_messages()
{
var logger = new FakeLogger();
OdbConfiguration.RegisterLogger(logger);
DLogger.Info("info");
DLogger.Debug("debug");
DLogger.Warning("warning");
DLogger.Error("error");
Assert.That(logger.GetInfoMessage(), Is.EqualTo("info"));
Assert.That(logger.GetDebugMessage(), Is.EqualTo("debug"));
Assert.That(logger.GetWarningMessage(), Is.EqualTo("warning"));
Assert.That(logger.GetErrorMessage(), Is.EqualTo("error"));
}
internal static WriteAction Read(IFileSystemInterface fsi)
{
try
{
var position = fsi.ReadLong();
var size = fsi.ReadInt();
var bytes = fsi.ReadBytes(size);
var writeAction = new WriteAction(position, bytes);
if (OdbConfiguration.IsLoggingEnabled())
{
DLogger.Debug(string.Format("Transaction WriteAction: Loading Write Action at {0} => {1}", fsi.GetPosition(), writeAction));
}
return(writeAction);
}
catch (OdbRuntimeException)
{
DLogger.Error(string.Format("Transaction WriteAction: error reading write action at position {0}", fsi.GetPosition()));
throw;
}
}
private int ManageBufferForNewPosition(long newPosition, bool isReading, int size)
{
var bufferIndex = _buffer.GetBufferIndexForPosition(newPosition, size);
if (bufferIndex != -1)
{
return(bufferIndex);
}
// checks if there is any overlapping buffer
_overlappingBuffers = GetOverlappingBuffers(newPosition, _buffer.Size);
// Choose the first overlapping buffer
bufferIndex = _overlappingBuffers[0];
if (_overlappingBuffers[1] != -1 && bufferIndex == _currentBufferIndex)
{
bufferIndex = _overlappingBuffers[1];
}
if (bufferIndex == -1)
{
bufferIndex = _nextBufferIndex;
_nextBufferIndex = (_nextBufferIndex + 1) % MultiBuffer.NumberOfBuffers;
if (bufferIndex == _currentBufferIndex)
{
bufferIndex = _nextBufferIndex;
_nextBufferIndex = (_nextBufferIndex + 1) % MultiBuffer.NumberOfBuffers;
}
Flush(bufferIndex);
}
_currentBufferIndex = bufferIndex;
var length = Length;
if (isReading && newPosition >= length)
{
var message = string.Concat("MultiBufferedFileIO: End Of File reached - position = ", newPosition.ToString(), " : Length = ",
length.ToString());
DLogger.Error(message);
throw new OdbRuntimeException(
NDatabaseError.EndOfFileReached.AddParameter(newPosition).AddParameter(length));
}
// The buffer must be initialized with real data, so the first thing we
// must do is read data from file and puts it in the array
long nread = _buffer.Size;
// if new position is in the file
if (newPosition < length)
{
// We are in the file, we are updating content. to create the
// buffer, we first read the content of the file
// Actually loads data from the file to the buffer
nread = _nonBufferedFileIO.Read(newPosition, _buffer.Buffers[bufferIndex], _buffer.Size);
_buffer.SetCreationDate(bufferIndex, OdbTime.GetCurrentTimeInTicks());
}
else
{
_nonBufferedFileIO.SetCurrentPosition(newPosition);
}
// If we are in READ, sets the size equal to what has been read
var endPosition = isReading
? newPosition + nread
: newPosition + _buffer.Size;
_buffer.SetPositions(bufferIndex, newPosition, endPosition);
_currentPositionWhenUsingBuffer = newPosition;
return(bufferIndex);
}
