net.sf.saxon.tree
Class PrecedingEnumeration

java.lang.Object
  extended by net.sf.saxon.tree.TreeEnumeration
      extended by net.sf.saxon.tree.PrecedingEnumeration
All Implemented Interfaces:
AxisIterator, LookaheadIterator, SequenceIterator

final class PrecedingEnumeration
extends TreeEnumeration


Field Summary
(package private)  NodeImpl nextAncestor
           
 
Fields inherited from class net.sf.saxon.tree.TreeEnumeration
current, next, nodeTest, position, start
 
Fields inherited from interface net.sf.saxon.om.SequenceIterator
ATOMIZABLE, GROUNDED, LAST_POSITION_FINDER, LOOKAHEAD
 
Constructor Summary
PrecedingEnumeration(NodeImpl node, NodeTest nodeTest)
           
 
Method Summary
protected  boolean conforms(NodeImpl node)
          Special code to skip the ancestors of the start node
 SequenceIterator getAnother()
          Get another enumeration of the same nodes
protected  void step()
          Advance one step along the axis: the resulting node might not meet the required criteria for inclusion
 
Methods inherited from class net.sf.saxon.tree.TreeEnumeration
advance, current, getProperties, hasNext, next, position
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

nextAncestor

NodeImpl nextAncestor
Constructor Detail

PrecedingEnumeration

public PrecedingEnumeration(NodeImpl node,
                            NodeTest nodeTest)
Method Detail

conforms

protected boolean conforms(NodeImpl node)
Special code to skip the ancestors of the start node

Overrides:
conforms in class TreeEnumeration

step

protected void step()
Description copied from class: TreeEnumeration
Advance one step along the axis: the resulting node might not meet the required criteria for inclusion

Specified by:
step in class TreeEnumeration

getAnother

public SequenceIterator getAnother()
Get another enumeration of the same nodes

Returns:
a new iterator over the same sequence