protected override void Dispose()
{
if (cache != null && cache is IDisposable)
{
((IDisposable)cache).Dispose();
}
cache = null;
pushSink = null;
pullSink = null;
lineBuffer = null;
encoding = null;
encoder = null;
codePageMap = null;
base.Dispose();
}
protected override void Dispose()
{
if (restartCache != null && restartCache is IDisposable)
{
((IDisposable)restartCache).Dispose();
}
restartCache = null;
pullSource = null;
pushSource = null;
parseBuffer = null;
readBuffer = null;
pushChunkBuffer = null;
preamble = null;
restartConsumer = null;
base.Dispose();
}
private void BackupForRestart(byte[] buffer, int offset, int count, int fileOffset, bool force)
{
if (!force && fileOffset > restartMax)
{
restartConsumer.DisableRestart();
restartConsumer = null;
preamble = null;
return;
}
if (restartCache == null)
{
restartCache = new ByteCache();
}
byte[] dst;
int dstOffset;
restartCache.GetBuffer(count, out dst, out dstOffset);
Buffer.BlockCopy(buffer, offset, dst, dstOffset, count);
restartCache.Commit(count);
}
public bool RestartWithNewEncoding(Encoding newEncoding)
{
if (encoding.CodePage == newEncoding.CodePage)
{
if (restartConsumer != null)
{
restartConsumer.DisableRestart();
restartConsumer = null;
if (restartCache != null)
{
restartCache.Reset();
restartCache = null;
}
}
return(false);
}
if (restartConsumer == null || !restartConsumer.CanRestart())
{
return(false);
}
restartConsumer.Restart();
SetNewEncoding(newEncoding);
encodingChanged = true;
if (readEnd != 0 && readFileOffset != 0)
{
BackupForRestart(readBuffer, 0, readEnd, readFileOffset, true);
readEnd = 0;
readFileOffset = 0;
}
readCurrent = 0;
pushChunkUsed = 0;
restartConsumer = null;
parseStart = (parseEnd = 0);
restarting = (restartCache != null && restartCache.Length != 0);
return(true);
}
