public IEnumerable <XPathItem> Eval(XPathItem module, XPathItem input, IEnumerable <XPathNavigator> parameters)
{
XQueryInvoker invoker;
IXQueryProcessor currentOrDefaultProc = this.CurrentXQueryProcessor ?? Processors.XQuery.DefaultProcessor;
if (module.IsNode)
{
XPathNavigator node = ((XPathNavigator)module).Clone();
if (node.NodeType == XPathNodeType.Root)
{
node.MoveToChild(XPathNodeType.Element);
}
if (node.NodeType == XPathNodeType.Element &&
node.NamespaceURI == Namespace)
{
XmlSerializer serializer = XPathItemFactory.GetSerializer(typeof(CompiledQueryReference));
var reference = (CompiledQueryReference)serializer.Deserialize(node.ReadSubtree());
IXQueryProcessor specifiedProcessor = (reference.Processor != null) ?
Processors.XQuery[reference.Processor]
: null;
invoker = (reference.HashCode > 0) ?
XQueryInvoker.WithQuery(reference.HashCode, specifiedProcessor ?? currentOrDefaultProc)
: XQueryInvoker.With(reference.Uri, specifiedProcessor);
}
else
{
invoker = XQueryInvoker.WithQuery(module.Value, currentOrDefaultProc);
}
}
else
{
object value = module.TypedValue;
if (value.GetType().IsPrimitive)
{
int hashCode = Convert.ToInt32(value, CultureInfo.InvariantCulture);
invoker = XQueryInvoker.WithQuery(hashCode, currentOrDefaultProc);
}
else
{
Uri moduleUri = ResolveUri(module);
invoker = XQueryInvoker.WithQuery(module.Value, currentOrDefaultProc);
}
}
XQueryRuntimeOptions options = GetRuntimeOptions(input, parameters);
return(invoker.Query(options).Result());
}
public IEnumerable <XPathItem> Invoke(string moduleUri, XPathItem input, IEnumerable <XPathNavigator> parameters)
{
XQueryRuntimeOptions options = GetRuntimeOptions(input, parameters);
Uri uri = ResolveUri(moduleUri);
return(XQueryInvoker.With(uri)
.Query(options)
.Result());
}
public XPathItem CompileFrom(string moduleUri, string processor)
{
IXQueryProcessor proc = (processor != null) ?
Processors.XQuery[processor]
: Processors.XQuery.DefaultProcessor;
Uri uri = this.Resolver.ResolveUri(null, moduleUri);
XQueryInvoker.With(uri, proc);
var reference = new CompiledQueryReference {
Uri = uri.AbsoluteUri,
Processor = processor
};
return(this.ItemFactory.CreateDocument(reference)
.CreateNavigator());
}
