/// <summary>
/// Retrieves the context node's attributes.
/// </summary>
/// <param name="node">
/// is the type of node. </param>
public override void iterate(NodeType node, ResultBuffer copyInto, Node limitNode)
{
// only elements have attributes
if (!(node is ElementType))
{
return;
}
// get attributes
ElementType elem = (ElementType)node;
NamedNodeMap attrs = elem.value().Attributes;
if (attrs == null)
{
return;
}
// add attributes
for (int i = 0; i < attrs.Length; i++)
{
Attr attr = (Attr)attrs.item(i);
copyInto.add(NodeType.dom_to_xpath(attr, node.TypeModel));
}
}
/// <summary>
/// Retrieve the the descendants of the context node and the context node
/// itself.
/// </summary>
/// <param name="node">
/// is the type of node. </param>
public override void iterate(NodeType node, ResultBuffer rs, Node limitNode)
{
// add self
rs.add(node);
// add descendants
(new DescendantAxis()).iterate(node, rs, null);
}
/// <summary>
/// Get ancestor nodes of the context node and the context node itself.
/// </summary>
/// <param name="node">
/// is the type of node. </param>
public override void iterate(NodeType node, ResultBuffer copyInto, Node limitNode)
{
// get ancestors
AncestorAxis aa = new AncestorAxis();
aa.iterate(node, copyInto, null);
// add self
copyInto.add(node);
}
/// <summary>
/// Return the result of FollowingSiblingAxis expression
/// </summary>
/// <param name="node">
/// is the type of node. </param>
public override void iterate(NodeType node, ResultBuffer copyInto, Node limitNode)
{
// XXX check for attribute / namespace node... if so return
// empty sequence
Node iterNode = node.node_value();
// get the children of the parent [siblings]
do
{
iterNode = iterNode.NextSibling;
if (iterNode != null)
{
NodeType nodeType = NodeType.dom_to_xpath(iterNode, node.TypeModel);
if (nodeType != null)
{
copyInto.add(nodeType);
}
}
} while (iterNode != null);
}
/// <summary>
/// Get the ancestors of the context node.
/// </summary>
/// <param name="node">
/// is the type of node. </param>
// XXX unify this with descendants axis ?
public override void iterate(NodeType node, ResultBuffer copyInto, Node limitNode)
{
if (limitNode != null && limitNode.isSameNode(node.node_value()))
{
return;
}
int before = copyInto.size();
// get the parent
base.iterate(node, copyInto, limitNode);
// no parent
if (copyInto.size() == before)
{
return;
}
NodeType parent = (NodeType)copyInto.item(before);
// get ancestors of parent
iterate(parent, copyInto, limitNode);
}
/// <summary>
/// Using the context node retrieve the descendants of this node
/// </summary>
/// <param name="node">
/// is the type of node. </param>
public override void iterate(NodeType node, ResultBuffer copyInto, Node limitNode)
{
addChildren(node, copyInto, true);
}
/// <summary>
/// create new rs and add the context node to it
/// </summary>
/// <param name="node">
/// is the node type </param>
public override void iterate(NodeType node, ResultBuffer copyInto, Node limitNode)
{
copyInto.add(node);
}
