Navigator.PrecedingEnumeration

java.lang.Object
- net.sf.saxon.tree.util.Navigator.PrecedingEnumeration

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, SequenceIterator, AxisIterator, UnfailingIterator

Enclosing class:

Navigator
```
public static final class Navigator.PrecedingEnumeration
extends java.lang.Object
implements AxisIterator
```
Helper method to iterate over the preceding axis, or Saxon's internal preceding-or-ancestor axis, by making use of the ancestor, descendant, and preceding-sibling axes.

Nested Class Summary
- Nested classes/interfaces inherited from interface net.sf.saxon.om.SequenceIterator
  SequenceIterator.Property

Constructor Summary

Constructors
Constructor	Description
`PrecedingEnumeration(NodeInfo start, boolean includeAncestors)`	Create an iterator for the preceding or "preceding-or-ancestor" axis (the latter being used internall to support xsl:number)

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

NodeInfo next()
Get the next item in the sequence.
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
- Methods inherited from interface net.sf.saxon.tree.iter.AxisIterator
  asIterator, forEachNode
- Methods inherited from interface net.sf.saxon.om.SequenceIterator
  close, forEachOrFail, getProperties, materialize
- Methods inherited from interface net.sf.saxon.tree.iter.UnfailingIterator
  forEach, toList

- Constructor Detail
  - PrecedingEnumeration
```
public PrecedingEnumeration(NodeInfo start,
                            boolean includeAncestors)
```
    Create an iterator for the preceding or "preceding-or-ancestor" axis (the latter being used internall to support xsl:number)
    
    Parameters:
    
    start - the initial context node
    
    includeAncestors - true if ancestors of the initial context node are to be included in the result
- Method Detail
  - next
```
public final NodeInfo next()
```
    Description copied from interface: UnfailingIterator
    
    Get the next item in the sequence.
    
    Specified by:
    
    next in interface AxisIterator
    
    Specified by:
    
    next in interface SequenceIterator
    
    Specified by:
    
    next in interface UnfailingIterator
    
    Returns:
    
    the next Item. If there are no more items, return null.