/// <summary>
/// If "seq" is non-null, then clear it and reuse it. Otherwise, create a new XmlQueryNodeSequence.
/// </summary>
public static XmlQueryNodeSequence CreateOrReuse(XmlQueryNodeSequence seq)
{
if (seq != null)
{
seq.Clear();
return(seq);
}
return(new XmlQueryNodeSequence());
}
/// <summary>
/// If "seq" is non-null, then clear it and reuse it. Otherwise, create a new XmlQueryNodeSequence.
/// Add "nav" to the sequence.
/// </summary>
public static XmlQueryNodeSequence CreateOrReuse(XmlQueryNodeSequence seq, XPathNavigator navigator)
{
if (seq != null)
{
seq.Clear();
seq.Add(navigator);
return(seq);
}
return(new XmlQueryNodeSequence(navigator));
}