jd.xml.xpath.axis
Class NodeTest

java.lang.Object
  jd.xml.xpath.axis.NodeTest

Direct Known Subclasses:

NodeNameTest, NodeTestUnion, NodeTypeTest

public abstract class NodeTest

extends Object

A base class for node tests.

Field Summary

static int	EXACT
static int	NO
static int	WILDCARD

Constructor Summary

NodeTest()

Method Summary

abstract void	accept(NodeTestVisitor visitor) Accept a NodeTestVisitor.
abstract boolean	accept(XPathNode node, int principalType) Test if a node is accepted by this NodeTest.
abstract double	calculatePriority() Calculate the priority of this node test.
abstract int	matchNames() Return how the NodeTest accepts regarding their names.
abstract String	toString() Return a string representation of the NodeTest.

Methods inherited from class java.lang.Object

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

Field Detail

NO

public static final int NO

See Also:

Constant Field Values

WILDCARD

public static final int WILDCARD

See Also:

Constant Field Values

EXACT

public static final int EXACT

See Also:

Constant Field Values

Constructor Detail

NodeTest

public NodeTest()

Method Detail

accept

public abstract boolean accept(XPathNode node,
                               int principalType)

Test if a node is accepted by this NodeTest.

Parameters:

node - the tested node

principalType - the principal node type as determined by the associated axis

calculatePriority

public abstract double calculatePriority()

Calculate the priority of this node test. Actually this is a contribution to the calculation of the default priority of an XSLT step pattern.

matchNames

public abstract int matchNames()

Return how the NodeTest accepts regarding their names.

See Also:

NO, WILDCARD, EXACT

accept

public abstract void accept(NodeTestVisitor visitor)

Accept a NodeTestVisitor.

toString

public abstract String toString()

Return a string representation of the NodeTest.