Class PIGrabber

java.lang.Object

org.xml.sax.helpers.DefaultHandler

com.icl.saxon.PIGrabber

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler

public class PIGrabber
extends DefaultHandler

The PIGrabber class is a SAX ContentHandler that looks for xml-stylesheet processing instructions and tests whether they match specified criteria; for those that do, it creates an InputSource object referring to the relevant stylesheet

Author:

Michael H. Kay

Constructor Summary

Constructors

Constructor	Description
PIGrabber()

Method Summary

Modifier and Type	Method	Description
SAXSource[]	getAssociatedStylesheets()	Return list of stylesheets that matched, as an array of Source objects
String[]	getStylesheetURIs()	Get the stylesheet URIs as an array of Strings
void	processingInstruction(String target, String data)	Handle xml-stylesheet PI
void	setBaseURI(String uri)	Set the base URI
void	setCriteria(String media, String title, String charset)
void	setURIResolver(URIResolver resolver)	Set the URI resolver to be used for the href attribute
void	startElement(String uri, String localName, String qName, Attributes attributes)	Abort the parse when the first start element tag is found

Methods inherited from class DefaultHandler

characters, endDocument, endElement, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning

Methods inherited from class Object

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

Methods inherited from interface ContentHandler

declaration

Constructor Details

PIGrabber

public PIGrabber()

Method Details

setCriteria

public void setCriteria(String media,
 String title,
 String charset)

setBaseURI

public void setBaseURI(String uri)

Set the base URI

setURIResolver

public void setURIResolver(URIResolver resolver)

Set the URI resolver to be used for the href attribute

startElement

public void startElement(String uri,
 String localName,
 String qName,
 Attributes attributes)
                  throws SAXException

Abort the parse when the first start element tag is found

Specified by:

startElement in interface ContentHandler

Overrides:

startElement in class DefaultHandler

Throws:

SAXException

processingInstruction

public void processingInstruction(String target,
 String data)
                           throws SAXException

Handle xml-stylesheet PI

Specified by:

processingInstruction in interface ContentHandler

Overrides:

processingInstruction in class DefaultHandler

Throws:

SAXException

getAssociatedStylesheets

public SAXSource[] getAssociatedStylesheets()
                                     throws TransformerException

Return list of stylesheets that matched, as an array of Source objects

Returns:

null if there were no matching stylesheets.

Throws:

TransformerException - if a URI cannot be resolved

getStylesheetURIs

public String[] getStylesheetURIs()
                           throws SAXException

Get the stylesheet URIs as an array of Strings

Throws:

SAXException