public long?GetWritePosition(int blockNumber)
{
PositionParameter curParam = GetParameter(blockNumber);
if (curParam.PostionToWrite == null)
{
curParam.WriterSync.WaitOne();
}
return(curParam.PostionToWrite);
}
public long?GetReadPosition(int blockNumber)
{
PositionParameter curParam = GetParameter(blockNumber);
if (curParam.PostionToRead == null)
{
curParam.ReaderSync.WaitOne();
}
return(curParam.PostionToRead);
}
public void DoReport(int blockNumber, bool forRead, long count)
{
PositionParameter curItem = GetParameter(blockNumber);
PositionParameter nextItem = GetParameter(blockNumber + 1);
if (forRead)
{
nextItem.PostionToRead = curItem.PostionToRead + count;
}
else
{
nextItem.PostionToWrite = curItem.PostionToWrite + count;
lock (_locker)
{
_positions.Remove(blockNumber);
}
}
}