private void CheckMemoryStatus(InputWorkItem inputWorkItem)
{
OutputStream outputStream = inputWorkItem.OutputStream;
DecompressorSettings decompressorSettings = (DecompressorSettings)inputWorkItem.Settings;
if (outputStream.Stream is FileStream)
{
return;
}
if (MemoryStatus.Current.MemoryLoad < 80)
{
return;
}
lock (_lockObject)
{
if (MemoryStatus.Current.MemoryLoad > decompressorSettings.MemoryLoadThreshold)
{
TempFileStream tempFileStream = new TempFileStream();
outputStream.Stream.Position = 0;
outputStream.Stream.CopyTo(tempFileStream);
outputStream.Stream = tempFileStream;
}
}
}
public Decompressor(DecompressorSettings settings)
{
if (settings == null)
{
throw new ArgumentNullException("Settings must be non-empty");
}
_settings = settings;
}
protected override long CalculateRequiredForCompressionStreamMemorySize(IEnumerable <InputStream> inputStreams, FileInfo inputFileInfo)
{
DecompressorSettings decompressorSettings = CompressionSettings as DecompressorSettings;
if (decompressorSettings == null)
{
throw new ArgumentException("Settings must be an instance of DecompressorSettings");
}
return
(base.CalculateRequiredForCompressionStreamMemorySize(inputStreams, inputFileInfo) *
decompressorSettings.DecompressionFactor);
}