| private LoadFromWriter ( LoadFlags flags, string baseUri ) : XmlRawWriter | ||
| flags | LoadFlags | |
| baseUri | string | |
| return | XmlRawWriter | |
/// <summary>
/// Start construction of a new Xml tree (document or fragment).
/// </summary>
public override XmlRawWriter StartTree(XPathNodeType rootType, IXmlNamespaceResolver nsResolver, XmlNameTable nameTable) {
// Build XPathDocument
// If rootType != XPathNodeType.Root, then build an XQuery fragment
this.doc = new XPathDocument(nameTable);
this.writer = doc.LoadFromWriter(XPathDocument.LoadFlags.AtomizeNames | (rootType == XPathNodeType.Root ? XPathDocument.LoadFlags.None : XPathDocument.LoadFlags.Fragment), string.Empty);
this.writer.NamespaceResolver = nsResolver;
return this.writer;
}
internal NavigatorOutput(string baseUri) {
doc = new XPathDocument();
this.wr = doc.LoadFromWriter(XPathDocument.LoadFlags.AtomizeNames, baseUri);
}
/// <summary>
/// Create a document containing a root node and a single text node child with "text" as its text value.
/// This method is thread-safe, and is always guaranteed to return the exact same document, no matter how many
/// threads have called it concurrently.
/// </summary>
public XPathNavigator GetNavigator(string text, string baseUri, XmlNameTable nameTable) {
if (this.cache == null) {
// Create XPathDocument
XPathDocument doc = new XPathDocument(nameTable);
XmlRawWriter writer = doc.LoadFromWriter(XPathDocument.LoadFlags.AtomizeNames, baseUri);
writer.WriteString(text);
writer.Close();
this.cache = doc;
}
return ((XPathDocument) this.cache).CreateNavigator();
}
//------------------------------------------------------------------------
// ToNode (internal type to internal type)
//------------------------------------------------------------------------
public static XPathNavigator ToNode(XPathItem item) {
XsltLibrary.CheckXsltValue(item);
if (!item.IsNode) {
// Create Navigator over text node containing string value of item
XPathDocument doc = new XPathDocument();
XmlRawWriter writer = doc.LoadFromWriter(XPathDocument.LoadFlags.AtomizeNames, string.Empty);
writer.WriteString(ToString(item));
writer.Close();
return doc.CreateNavigator();
}
RtfNavigator rtf = item as RtfNavigator;
if (rtf != null)
return rtf.ToNavigator();
return (XPathNavigator) item;
}
/// <summary>
/// Create a document from the cache of events. If a document has already been created previously, return it.
/// This method is thread-safe, and is always guaranteed to return the exact same document, no matter how many
/// threads have called it concurrently.
/// </summary>
public XPathNavigator GetNavigator(XmlEventCache events, XmlNameTable nameTable) {
if (this.cache == null) {
// Create XPathDocument from event cache
XPathDocument doc = new XPathDocument(nameTable);
XmlRawWriter writer = doc.LoadFromWriter(XPathDocument.LoadFlags.AtomizeNames | (events.HasRootNode ? XPathDocument.LoadFlags.None : XPathDocument.LoadFlags.Fragment), events.BaseUri);
events.EventsToWriter(writer);
writer.Close();
this.cache = doc;
}
return ((XPathDocument) this.cache).CreateNavigator();
}
