org.jaxen.saxpath

Class Axis

public class Axis extends Object

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

Field Summary
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

Constructor Summary
	Axis()

Method Summary
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.

Field Detail

ANCESTOR

public static final int ANCESTOR

The ancestor axis

ANCESTOR_OR_SELF

public static final int ANCESTOR_OR_SELF

The ancestor-or-self axis

ATTRIBUTE

public static final int ATTRIBUTE

The attribute axis

CHILD

public static final int CHILD

The child axis

DESCENDANT

public static final int DESCENDANT

The descendant axis

DESCENDANT_OR_SELF

public static final int DESCENDANT_OR_SELF

The descendant-or-self axis

FOLLOWING

public static final int FOLLOWING

The following axis

FOLLOWING_SIBLING

public static final int FOLLOWING_SIBLING

The following-sibling axis

INVALID_AXIS

public static final int INVALID_AXIS

Marker for an invalid axis

NAMESPACE

public static final int NAMESPACE

The namespace axis

PARENT

public static final int PARENT

The parent axis

PRECEDING

public static final int PRECEDING

The preceding axis

PRECEDING_SIBLING

public static final int PRECEDING_SIBLING

The preceding-sibling axis

SELF

public static final int SELF

The self axis

Constructor Detail

Axis

private Axis()

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