org.treetank.service.xml.xpath.axis

Class ExceptAxis

java.lang.Object

org.treetank.axis.AbsAxis

org.treetank.service.xml.xpath.axis.ExceptAxis

All Implemented Interfaces:

Iterable<Long>, Iterator<Long>

public class ExceptAxis
extends AbsAxis

ExceptAxis

Returns the nodes of the first operand except those of the second operand. This axis takes two node sequences as operands and returns a sequence containing all the nodes that occur in the first, but not in the second operand.

Constructor Summary

Constructors

Constructor and Description
ExceptAxis(INodeReadTrx rtx, AbsAxis mOperand1, AbsAxis mOperand2) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	hasNext()
void	reset(long mNodeKey) Resetting the nodekey of this axis to a given nodekey.

Methods inherited from class org.treetank.axis.AbsAxis

addAtomicToItemList, close, getItemList, getNode, getStartKey, isSelfIncluded, iterator, moveTo, next, remove, resetToLastKey, resetToStartKey

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ExceptAxis

public ExceptAxis(INodeReadTrx rtx,
          AbsAxis mOperand1,
          AbsAxis mOperand2)

Constructor. Initializes the internal state.

Parameters:

rtx - Exclusive (immutable) trx to iterate with.

mOperand1 - First operand

mOperand2 - Second operand

Method Detail

reset

public void reset(long mNodeKey)

Resetting the nodekey of this axis to a given nodekey.

Overrides:

reset in class AbsAxis

Parameters:

mNodeKey - the nodekey where the reset should occur to.

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<Long>

Specified by:

hasNext in class AbsAxis