com.icl.saxon
Class PIGrabber

java.lang.Object
  |
  +--org.xml.sax.helpers.DefaultHandler
        |
        +--com.icl.saxon.PIGrabber
All Implemented Interfaces:
org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler

public class PIGrabber
extends org.xml.sax.helpers.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


Constructor Summary
PIGrabber()
           
 
Method Summary
 org.xml.sax.InputSource[] getAssociatedStylesheets()
          Return list of stylesheets that matched, as an array of InputSource objects
 java.lang.String[] getStylesheetURIs()
          Get the stylesheet URIs as an array of Strings
 void processingInstruction(java.lang.String target, java.lang.String data)
          Handle xml-stylesheet PI
 void setBaseURI(java.lang.String uri)
           
 void setCriteria(java.lang.String media, java.lang.String title, java.lang.String charset)
           
 void startElement(java.lang.String uri, java.lang.String localName, java.lang.String qName, org.xml.sax.Attributes attributes)
          Abort the parse when the first start element tag is found
 
Methods inherited from class org.xml.sax.helpers.DefaultHandler
characters, endDocument, endElement, endPrefixMapping, error, fatalError, ignorableWhitespace, notationDecl, resolveEntity, setDocumentLocator, skippedEntity, startDocument, startPrefixMapping, unparsedEntityDecl, warning
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

PIGrabber

public PIGrabber()
Method Detail

setCriteria

public void setCriteria(java.lang.String media,
                        java.lang.String title,
                        java.lang.String charset)

setBaseURI

public void setBaseURI(java.lang.String uri)

startElement

public void startElement(java.lang.String uri,
                         java.lang.String localName,
                         java.lang.String qName,
                         org.xml.sax.Attributes attributes)
                  throws org.xml.sax.SAXException
Abort the parse when the first start element tag is found
Overrides:
startElement in class org.xml.sax.helpers.DefaultHandler

processingInstruction

public void processingInstruction(java.lang.String target,
                                  java.lang.String data)
                           throws org.xml.sax.SAXException
Handle xml-stylesheet PI
Overrides:
processingInstruction in class org.xml.sax.helpers.DefaultHandler

getAssociatedStylesheets

public org.xml.sax.InputSource[] getAssociatedStylesheets()
                                                   throws org.xml.sax.SAXException
Return list of stylesheets that matched, as an array of InputSource objects
Returns:
null if there were no matching stylesheets.
Throws:
org.xml.sax.SAXException - if any stylesheet includes a fragment identifier, as this cannot be mapped to an InputSource, or if a URI cannot be resolved

getStylesheetURIs

public java.lang.String[] getStylesheetURIs()
                                     throws org.xml.sax.SAXException
Get the stylesheet URIs as an array of Strings