/// <summary>Extracts the nodes from the domDocument.</summary>
private void ExtractNodes()
{
IDictionary <String, XNode> xfaNodes = ExtractXFANodes(domDocument);
if (xfaNodes.ContainsKey("template"))
{
templateNode = (XElement)xfaNodes["template"];
}
if (xfaNodes.ContainsKey("datasets"))
{
datasetsNode = (XElement)xfaNodes["datasets"];
datasetsSom = new Xml2SomDatasets(datasetsNode.FirstNode);
}
if (datasetsNode == null)
{
CreateDatasetsNode(domDocument.FirstNode);
}
}