org.jaxen.saxpath

Class Axis

java.lang.Object

org.jaxen.saxpath.Axis

public class Axis
extends Object

Internal SAXPath class that contains constants representing XPath operators to avoid a lot of string comparisons.

Field Summary

Fields

Modifier and Type	Field and Description
static int	ANCESTOR The ancestor axis
static int	ANCESTOR_OR_SELF The ancestor-or-self axis
static int	ATTRIBUTE The attribute axis
static int	CHILD The child axis
static int	DESCENDANT The descendant axis
static int	DESCENDANT_OR_SELF The descendant-or-self axis
static int	FOLLOWING The following axis
static int	FOLLOWING_SIBLING The following-sibling axis
static int	INVALID_AXIS Marker for an invalid axis
static int	NAMESPACE The namespace axis
static int	PARENT The parent axis
static int	PRECEDING The preceding axis
static int	PRECEDING_SIBLING The preceding-sibling axis
static int	SELF The self axis

Method Summary

Modifier and Type	Method and Description
static String	lookup(int axisNum) Returns the name of the axis.
static int	lookup(String axisName) Returns the code for an axis given its name.

Methods inherited from class java.lang.Object

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

Field Detail

INVALID_AXIS

public static final int INVALID_AXIS

Marker for an invalid axis

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Constant Field Values

CHILD

public static final int CHILD

The child axis

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Constant Field Values

DESCENDANT

public static final int DESCENDANT

The descendant axis

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Constant Field Values

PARENT

public static final int PARENT

The parent axis

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Constant Field Values

ANCESTOR

public static final int ANCESTOR

The ancestor axis

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Constant Field Values

FOLLOWING_SIBLING

public static final int FOLLOWING_SIBLING

The following-sibling axis

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Constant Field Values

PRECEDING_SIBLING

public static final int PRECEDING_SIBLING

The preceding-sibling axis

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Constant Field Values

FOLLOWING

public static final int FOLLOWING

The following axis

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Constant Field Values

PRECEDING

public static final int PRECEDING

The preceding axis

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Constant Field Values

ATTRIBUTE

public static final int ATTRIBUTE

The attribute axis

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Constant Field Values

NAMESPACE

public static final int NAMESPACE

The namespace axis

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Constant Field Values

SELF

public static final int SELF

The self axis

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Constant Field Values

DESCENDANT_OR_SELF

public static final int DESCENDANT_OR_SELF

The descendant-or-self axis

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Constant Field Values

ANCESTOR_OR_SELF

public static final int ANCESTOR_OR_SELF

The ancestor-or-self axis

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Constant Field Values

Method Detail

lookup

public static String lookup(int axisNum)

Returns the name of the axis.

Parameters:

axisNum - the axis code

Returns:

the name of the axis such as might be used in an XPath expression

Throws:

JaxenRuntimeException - if the number does not represent one of the 13 XPath axes

lookup

public static int lookup(String axisName)

Returns the code for an axis given its name.

Parameters:

axisName - the name of the axis: child, parent, descendant, descendant-or-self, etc.

Returns:

the axis code