org.jaxen.saxpath.base

Class XPathReader

java.lang.Object

org.jaxen.saxpath.base.XPathReader

All Implemented Interfaces:

SAXPathEventSource, XPathReader

public class XPathReader
extends Object
implements XPathReader

Implementation of SAXPath's XPathReader which generates callbacks to an XPathHandler.

Author:

bob mcwhirter (bob@werken.com)

Constructor Summary

Constructors

Constructor and Description
XPathReader() Create a new XPathReader with a do-nothing XPathHandler.

Method Summary

Modifier and Type	Method and Description
XPathHandler	getXPathHandler() Retrieve the current XPathHandler which receives the event callbacks.
void	parse(String xpath) Parse an XPath expression, and send event callbacks to an XPathHandler.
void	setXPathHandler(XPathHandler handler) Set the XPathHandler to receive event callbacks during the parse.

Methods inherited from class java.lang.Object

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

Constructor Detail

XPathReader

public XPathReader()

Create a new XPathReader with a do-nothing XPathHandler.

Method Detail

setXPathHandler

public void setXPathHandler(XPathHandler handler)

Description copied from interface: SAXPathEventSource

Set the XPathHandler to receive event callbacks during the parse.

Specified by:

setXPathHandler in interface SAXPathEventSource

Parameters:

handler - the handler to receive callbacks

getXPathHandler

public XPathHandler getXPathHandler()

Description copied from interface: SAXPathEventSource

Retrieve the current XPathHandler which receives the event callbacks.

Specified by:

getXPathHandler in interface SAXPathEventSource

Returns:

the currently installed XPathHandler

parse

public void parse(String xpath)
           throws SAXPathException

Description copied from interface: XPathReader

Parse an XPath expression, and send event callbacks to an XPathHandler.

Specified by:

parse in interface XPathReader

Parameters:

xpath - the textual XPath expression to parse

Throws:

SAXPathException - if the expression is syntactically incorrect