/// <summary>
/// Adds to SST if required.
/// </summary>
private void AddToSSTIfRequired()
{
if (_book != null)
{
int index = _book.AddSSTString(_string);
_record.SSTIndex = (index);
//The act of Adding the string to the SST record may have meant that
//a extsing string was returned for the index, so update our local version
_string = _book.GetSSTString(index);
}
}
