|
static private GetAction ( ) : |
||
| return | ||
internal override void Execute(Processor processor, ActionFrame frame)
{
Debug.Assert(processor != null && frame != null);
while (processor.CanContinue)
{
switch (frame.State)
{
case Initialized:
if (frame.NextNode(processor))
{
frame.State = BeginEvent;
goto case BeginEvent;
}
else
{
frame.Finished();
break;
}
case BeginEvent:
Debug.Assert(frame.State == BeginEvent);
if (SendBeginEvent(processor, frame.Node) == false)
{
// This one wasn't output
break;
}
frame.State = Contents;
continue;
case Contents:
Debug.Assert(frame.State == Contents);
XPathNodeType nodeType = frame.Node.NodeType;
if (nodeType == XPathNodeType.Element || nodeType == XPathNodeType.Root)
{
processor.PushActionFrame(CopyNamespacesAction.GetAction(), frame.NodeSet);
frame.State = Namespaces;
break;
}
if (SendTextEvent(processor, frame.Node) == false)
{
// This one wasn't output
break;
}
frame.State = EndEvent;
continue;
case Namespaces:
processor.PushActionFrame(CopyAttributesAction.GetAction(), frame.NodeSet);
frame.State = Attributes;
break;
case Attributes:
if (frame.Node.HasChildren)
{
processor.PushActionFrame(GetAction(), frame.Node.SelectChildren(XPathNodeType.All));
frame.State = Subtree;
break;
}
frame.State = EndEvent;
goto case EndEvent;
case Subtree:
//frame.Node.MoveToParent();
frame.State = EndEvent;
continue;
case EndEvent:
Debug.Assert(frame.State == EndEvent);
if (SendEndEvent(processor, frame.Node) == false)
{
// This one wasn't output
break;
}
frame.State = Initialized;
continue;
}
break;
}
}
