jd.xml.xpath.model.walk
Class ChainWalker

java.lang.Object
  extended byjd.xml.xpath.model.walk.ChainWalker
All Implemented Interfaces:
ModelWalker

public class ChainWalker
extends Object
implements ModelWalker

A walker that chains two walkers.


Constructor Summary
ChainWalker(ModelWalker walker1, ModelWalker walker2)
           
 
Method Summary
 XPathNode gotoFirstNode(XPathNode node)
          Return the first node of the path defined by the startNode
 XPathNode gotoNextNode(XPathNode node)
          Return the next node of the path.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ChainWalker

public ChainWalker(ModelWalker walker1,
                   ModelWalker walker2)
Method Detail

gotoFirstNode

public XPathNode gotoFirstNode(XPathNode node)
Description copied from interface: ModelWalker
Return the first node of the path defined by the startNode

Specified by:
gotoFirstNode in interface ModelWalker
Returns:
the first node of the path represented by this ModelWalker.- If null the path is empty.

gotoNextNode

public XPathNode gotoNextNode(XPathNode node)
Description copied from interface: ModelWalker
Return the next node of the path.

Specified by:
gotoNextNode in interface ModelWalker
Parameters:
node - a XPathNode obtained from the last call to gotoFirstNode or gotoNextNode. If the node is another node the behaviour is not determined.
Returns:
the next node of the path represented by this ModelWalker.- If null then the path ended.