jd.xml.xpath.object
Class XSumNodeSet

java.lang.Object
  jd.xml.xpath.object.XObject
      jd.xml.xpath.object.XNodeSet
          jd.xml.xpath.object.XMutableNodeSet
              jd.xml.xpath.object.XSumNodeSet

class XSumNodeSet

extends XMutableNodeSet

A NodeSet which collects only the sum of the number values of the added nodes but does not provide access to the nodes. Used to optimize the sum function.

Field Summary

Fields inherited from class jd.xml.xpath.object.XNodeSet

ORDER_CONVERTIBLE, ORDER_COUNTED, ORDER_ORDERED, ORDER_SUMMARIZED, ORDER_UNORDERED

Fields inherited from class jd.xml.xpath.object.XObject

TYPE_BOOLEAN, TYPE_NODESET, TYPE_NUMBER, TYPE_STRING, TYPE_VARIABLE, TYPES

Constructor Summary

(package private)

XSumNodeSet()

Method Summary

void	addNode(XPathNode node) Add a node to the nodeset.
void	addNodes(XNodeSet nodeSet) Add another nodeset to this nodeset.
boolean	contains(String value) Test if the nodeset contains a node whose stringvalue equals the given value.
boolean	contains(XPathNode node) Test if the nodeset contains a node who equals the given node.
XPathNode	getNode(int index) Get the node for the given index.
double	getNodeSum() Get the sum of the number value of all nodes in this nodeset.
int	getOrdering() Return the ordering of this NodeSet.
boolean	isEmpty() Return if the nodeset is empty.
int	size() Return the size of the NodeSet.
String	toString() Return a debug string representation of this XObject.

Methods inherited from class jd.xml.xpath.object.XMutableNodeSet

merge, mergeMultiDoc, mergeSingleDoc, sort

Methods inherited from class jd.xml.xpath.object.XNodeSet

canConvertTo, compare, compare, compare, compare, compare, compare, compare, getDocId, getType, indexOf, isOrdered, isOrdered, setDocId, setMultiDocId, toBooleanValue, toNodeSet, toNumberValue, toNumberValue, toStringValue, toStringValue, toValue, toValue

Methods inherited from class jd.xml.xpath.object.XObject

compare, equals, getTypeName, getTypeName, hashCode, toXObject

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

XSumNodeSet

XSumNodeSet()

Method Detail

getOrdering

public int getOrdering()

Description copied from class: XNodeSet

Return the ordering of this NodeSet.

Overrides:

getOrdering in class XNodeSet

size

public int size()

Description copied from class: XNodeSet

Return the size of the NodeSet.

Specified by:

size in class XNodeSet

isEmpty

public boolean isEmpty()

Description copied from class: XNodeSet

Return if the nodeset is empty.

Overrides:

isEmpty in class XNodeSet

getNode

public XPathNode getNode(int index)

Description copied from class: XNodeSet

Get the node for the given index.

Specified by:

getNode in class XNodeSet

getNodeSum

public double getNodeSum()

Description copied from class: XNodeSet

Get the sum of the number value of all nodes in this nodeset.

Overrides:

getNodeSum in class XNodeSet

addNode

public void addNode(XPathNode node)

Description copied from class: XMutableNodeSet

Add a node to the nodeset.

Specified by:

addNode in class XMutableNodeSet

addNodes

public void addNodes(XNodeSet nodeSet)

Description copied from class: XMutableNodeSet

Add another nodeset to this nodeset.

Overrides:

addNodes in class XMutableNodeSet

contains

public boolean contains(XPathNode node)

Description copied from class: XNodeSet

Test if the nodeset contains a node who equals the given node.

Overrides:

contains in class XNodeSet

contains

public boolean contains(String value)

Description copied from class: XNodeSet

Test if the nodeset contains a node whose stringvalue equals the given value.

Overrides:

contains in class XNodeSet

toString

public String toString()

Return a debug string representation of this XObject.

Overrides:

toString in class XNodeSet