private XmlNodeList SelectNodes()
{
XmlNamespaceManager nsMgr = NamespaceManager;
XmlNodeList nodes = null;
try
{
if (nsMgr != null)
{
nodes = ContextNode.SelectNodes(XPath, nsMgr);
}
else
{
nodes = ContextNode.SelectNodes(XPath);
}
}
catch (XPathException xe)
{
Status = BindingStatusInternal.PathError;
if (TraceData.IsEnabled)
{
TraceData.TraceAndNotify(TraceEventType.Error, TraceData.CannotGetXmlNodeCollection, ParentBindingExpression,
traceParameters: new object[] { (ContextNode != null) ? ContextNode.Name : null, XPath, ParentBindingExpression, xe },
eventParameters: new object[] { xe });
}
}
if (TraceData.IsExtendedTraceEnabled(ParentBindingExpression, TraceDataLevel.GetValue))
{
TraceData.TraceAndNotifyWithNoParameters(TraceEventType.Warning,
TraceData.SelectNodes(
TraceData.Identify(ParentBindingExpression),
IdentifyNode(ContextNode),
TraceData.Identify(XPath),
IdentifyNodeList(nodes)),
ParentBindingExpression);
}
return(nodes);
}
public RootStreamDirectory(PipelineContext ctx, XmlNode node)
: base(ctx, node)
{
children = new List <StreamDirectory>();
StreamDirectory x = createFromNode(ctx, ContextNode, ContextNode, false);
if (x != null)
{
children.Add(x);
}
else
{
XmlNodeList nodes = ContextNode.SelectNodes("provider");
for (int i = 0; i < nodes.Count; i++)
{
children.Add(createFromNode(ctx, (XmlElement)nodes[i], ContextNode, true));
}
}
if (children.Count == 0)
{
throw new BMNodeException(node, "No providers found. No <provider> child is found and no url/file/root attributes are found.");
}
}
