org.apache.xerces.impl.xpath

Class XPath

java.lang.Object

org.apache.xerces.impl.xpath.XPath

Direct Known Subclasses:

Field.XPath, Selector.XPath

public class XPath
extends Object

Bare minimum XPath parser.

Version:

$Id$

Author:

Andy Clark, IBM

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	XPath.Axis Axis.
static class	XPath.LocationPath A location path representation for an XPath expression.
static class	XPath.NodeTest Node test.
static class	XPath.Step A location path step comprised of an axis and node test.

Field Summary

Fields

Modifier and Type	Field and Description
protected String	fExpression Expression.
protected XPath.LocationPath[]	fLocationPaths Location paths.
protected SymbolTable	fSymbolTable Symbol table.

Constructor Summary

Constructors

Constructor and Description
XPath(String xpath, SymbolTable symbolTable, NamespaceContext context) Constructs an XPath object from the specified expression.

Method Summary

Methods

Modifier and Type	Method and Description
XPath.LocationPath	getLocationPath() Returns a representation of the first location path for this XPath.
XPath.LocationPath[]	getLocationPaths() Returns a representation of all location paths for this XPath.
static void	main(String[] argv) Main program entry.
String	toString() Returns a string representation of this object.

Methods inherited from class java.lang.Object

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

Field Detail

fExpression

protected final String fExpression

Expression.

fSymbolTable

protected final SymbolTable fSymbolTable

Symbol table.

fLocationPaths

protected final XPath.LocationPath[] fLocationPaths

Location paths.

Constructor Detail

XPath

public XPath(String xpath,
     SymbolTable symbolTable,
     NamespaceContext context)
      throws XPathException

Constructs an XPath object from the specified expression.

Throws:

XPathException

Method Detail

getLocationPaths

public XPath.LocationPath[] getLocationPaths()

Returns a representation of all location paths for this XPath. XPath = locationPath ( '|' locationPath)

getLocationPath

public XPath.LocationPath getLocationPath()

Returns a representation of the first location path for this XPath.

toString

public String toString()

Returns a string representation of this object.

Overrides:

toString in class Object

main

public static void main(String[] argv)
                 throws Exception

Main program entry.

Throws:

Exception