public void Write(IByteBlock byteBlock)
{
lock (_fileStreamLocker)
{
_Write(byteBlock);
}
}
private void WriteByteBlock(IByteBlock byteBlock)
{
if (!CanWrite)
{
throw new InvalidOperationException("The file couldn't be written.");
}
_fileStream.Write(byteBlock.Buffer, 0, byteBlock.BufferSize);
}
private IByteBlock DecompressByteBlock(IByteBlock byteBlock)
{
using var memoryStream = new MemoryStream(byteBlock.Buffer);
using var compressStream = new GZipStream(memoryStream, CompressionMode.Decompress);
var resultByteBlock = new ByteBlock(byteBlock.Index, DataConfiguration.DefaultByteBlockSize);
compressStream.Read(resultByteBlock.Buffer, 0, resultByteBlock.BufferSize);
return(resultByteBlock);
}
private IByteBlock CompressByteBlock(IByteBlock byteBlock)
{
using var memoryStream = new MemoryStream();
using var compressStream = new GZipStream(memoryStream, CompressionMode.Compress);
compressStream.Write(byteBlock.Buffer, 0, byteBlock.BufferSize);
return(new ByteBlock(byteBlock.Index, memoryStream.Length)
{
Buffer = memoryStream.ToArray()
});
}
private void WriteByteBlockToArchive(IByteBlock byteBlock)
{
if (!CanWrite)
{
throw new InvalidOperationException("The file couldn't be written.");
}
_fileStream.Write(BitConverter.GetBytes(byteBlock.BufferSize), 0, sizeof(int));
_fileStream.Write(BitConverter.GetBytes(byteBlock.Index), 0, sizeof(int));
_fileStream.Write(byteBlock.Buffer, 0, byteBlock.BufferSize);
}
public void Add(int index, IByteBlock byteBlock)
{
if (IsFull)
{
_addLocker.WaitOne();
}
lock (_byteBlocksLocker)
{
if (_byteBlocks.ContainsKey(index))
{
throw new IndexOutOfRangeException($"There is already a key in the pool: {index.ToString()}");
}
_byteBlocks.Add(index, byteBlock);
}
if (!IsFull)
{
_addLocker.Set();
}
}
