/// <summary>
/// Returns the xml node which corresponds to the Order By tag.
/// If this node does not exist, creates a new one (if needed).
/// </summary>
private XmlNode GetOrderByTagXmlNode(bool createNew)
{
XmlNode myOrderByNode =
ParsedDocument.SelectSingleNode(string.Format(@"{0}/{1}[@{2}='{3}']", cRootXmlNodeName, cTagXmlNodeName,
cTagTypeXmlAttributeName, OrderByTag.cTagName));
if (myOrderByNode == null && createNew)
{
var myOrderByTag = new OrderByTag();
myOrderByTag.InitializeFromData(this, null, false);
myOrderByNode = CreateTagXmlNode(myOrderByTag);
XmlNode myForUpdateNode = GetForUpdateTagXmlNode();
if (myForUpdateNode != null)
{
myForUpdateNode.ParentNode.InsertBefore(myOrderByNode, myForUpdateNode);
return(myOrderByNode);
}
XmlNode myFromNode = GetFromTagXmlNode();
myFromNode.ParentNode.AppendChild(myOrderByNode);
}
return(myOrderByNode);
}
/// <summary>
/// Returns the xml node which corresponds to the Order By tag.
/// If this node does not exist, creates a new one (if needed).
/// </summary>
private XmlNode GetOrderByTagXmlNode(bool createNew)
{
XmlNode myOrderByNode = ParsedDocument.SelectSingleNode(string.Format(@"{0}/{1}[@{2}='{3}']", cRootXmlNodeName, cTagXmlNodeName, cTagTypeXmlAttributeName, OrderByTag.cTagName));
if (myOrderByNode == null && createNew)
{
OrderByTag myOrderByTag = new OrderByTag();
myOrderByTag.InitializeFromData(this, null, false);
myOrderByNode = CreateTagXmlNode(myOrderByTag);
XmlNode myForUpdateNode = GetForUpdateTagXmlNode();
if (myForUpdateNode != null)
{
myForUpdateNode.ParentNode.InsertBefore(myOrderByNode, myForUpdateNode);
return myOrderByNode;
}
XmlNode myFromNode = GetFromTagXmlNode();
myFromNode.ParentNode.AppendChild(myOrderByNode);
}
return myOrderByNode;
}