sk.uniba.euromath.tools.xml.sax
Class SaxEventRecorder

java.lang.Object
  sk.uniba.euromath.tools.xml.sax.SaxEventRecorder

All Implemented Interfaces:

ContentHandler

public final class SaxEventRecorder
extends Object
implements ContentHandler

Each event invoked on this handler gets transferred to the underlying content handler and recorded. These events can be then replayed to any chosen ContentHandler.

Author:

Martin Vysny

Constructor Summary

SaxEventRecorder(boolean suppressDocEvents)
Constructor.

SaxEventRecorder(ContentHandler sink, boolean suppressDocEvents)
Constructor.

Method Summary

void	characters(char[] ch, int start, int length)
void	endDocument()
void	endElement(String uri, String localName, String qName)
void	endPrefixMapping(String prefix)
void	ignorableWhitespace(char[] ch, int start, int length)
boolean	isFinished() Checks if content handler finished recording events.
void	processingInstruction(String target, String data)
void	replayEvents(ContentHandler handler) Replays recorded events on given handler.
void	reset() Resets the recorded history - clears all recorded events.
void	setDocumentLocator(Locator locator)
void	setHandler(ContentHandler handler) Sets the underlying handler that receives the events.
void	skippedEntity(String name)
void	startDocument()
void	startElement(String uri, String localName, String qName, Attributes atts)
void	startPrefixMapping(String prefix, String uri)

Methods inherited from class java.lang.Object

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

Constructor Detail

SaxEventRecorder

public SaxEventRecorder(boolean suppressDocEvents)

Constructor.

Parameters:

suppressDocEvents - if true then startDocument() / endDocument() are not given to sink nor replayed.

SaxEventRecorder

public SaxEventRecorder(ContentHandler sink,
                        boolean suppressDocEvents)

Constructor.

Parameters:

sink - initialize handler to this instance.

suppressDocEvents - if true then startDocument() / endDocument() are not given to sink nor replayed.

Method Detail

reset

public void reset()

Resets the recorded history - clears all recorded events.

setHandler

public void setHandler(ContentHandler handler)

Sets the underlying handler that receives the events.

Parameters:

handler - handler that receives the events.

replayEvents

public void replayEvents(ContentHandler handler)
                  throws SAXException

Replays recorded events on given handler.

Parameters:

handler - the handler.

Throws:

SAXException - if event processing fails.

isFinished

public boolean isFinished()

Checks if content handler finished recording events.

Returns:

true if endDocument() was called.

setDocumentLocator

public void setDocumentLocator(Locator locator)

Specified by:

setDocumentLocator in interface ContentHandler

startDocument

public void startDocument()
                   throws SAXException

Specified by:

startDocument in interface ContentHandler

Throws:

SAXException

endDocument

public void endDocument()
                 throws SAXException

Specified by:

endDocument in interface ContentHandler

Throws:

SAXException

startPrefixMapping

public void startPrefixMapping(String prefix,
                               String uri)
                        throws SAXException

Specified by:

startPrefixMapping in interface ContentHandler

Throws:

SAXException

endPrefixMapping

public void endPrefixMapping(String prefix)
                      throws SAXException

Specified by:

endPrefixMapping in interface ContentHandler

Throws:

SAXException

startElement

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

Specified by:

startElement in interface ContentHandler

Throws:

SAXException

endElement

public void endElement(String uri,
                       String localName,
                       String qName)
                throws SAXException

Specified by:

endElement in interface ContentHandler

Throws:

SAXException

characters

public void characters(char[] ch,
                       int start,
                       int length)
                throws SAXException

Specified by:

characters in interface ContentHandler

Throws:

SAXException

ignorableWhitespace

public void ignorableWhitespace(char[] ch,
                                int start,
                                int length)
                         throws SAXException

Specified by:

ignorableWhitespace in interface ContentHandler

Throws:

SAXException

processingInstruction

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

Specified by:

processingInstruction in interface ContentHandler

Throws:

SAXException

skippedEntity

public void skippedEntity(String name)
                   throws SAXException

Specified by:

skippedEntity in interface ContentHandler

Throws:

SAXException