public Stream Clone()
{
this.AssertOpen();
if (EncoderStreamAccess.Write == this.access)
{
throw new NotSupportedException(EncodersStrings.EncStrCannotCloneWriteableStream);
}
ICloneableStream cloneableStream = this.stream as ICloneableStream;
if (cloneableStream == null && this.stream.CanSeek)
{
this.stream = new AutoPositionReadOnlyStream(this.stream, this.ownsStream);
this.ownsStream = true;
cloneableStream = (this.stream as ICloneableStream);
}
if (cloneableStream != null)
{
EncoderStream encoderStream = base.MemberwiseClone() as EncoderStream;
encoderStream.buffer = (this.buffer.Clone() as byte[]);
encoderStream.stream = cloneableStream.Clone();
encoderStream.encoder = this.encoder.Clone();
return(encoderStream);
}
throw new NotSupportedException(EncodersStrings.EncStrCannotCloneChildStream(this.stream.GetType().ToString()));
}
public void Convert(Stream sourceStream, Stream destinationStream)
{
if (sourceStream == null)
{
throw new ArgumentNullException("sourceStream");
}
Stream stream = new EncoderStream(destinationStream, this, EncoderStreamAccess.Write);
byte[] array = new byte[4096];
for (;;)
{
int num = sourceStream.Read(array, 0, array.Length);
if (num == 0)
{
break;
}
stream.Write(array, 0, num);
}
stream.Flush();
}