nz.ac.waikato.mcennis.rat.parser.xmlHandler
Class HandlerFactory

java.lang.Object
  nz.ac.waikato.mcennis.rat.parser.xmlHandler.HandlerFactory

public class HandlerFactory
extends java.lang.Object

Factory class for creating SAX XML parsers for use with the XML Parser class.

Method Summary

Handler	create(java.util.Properties props) Creates a new Handler object.
static HandlerFactory	newInstance() Return a reference to a singelton HandlerFactory

Methods inherited from class java.lang.Object

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

Method Detail

newInstance

public static HandlerFactory newInstance()

Return a reference to a singelton HandlerFactory

Returns:

newly created reference to a HandlerFactory

create

public Handler create(java.util.Properties props)

Creates a new Handler object. The class of XML handler is controlled by the 'HandlerType' key. Returns 'FOAF2Graph' if the key matches no handler type.

• 'LastFM' - LastFm XML handler
• 'Null' - FOAF with graph created with properties (assumed to be creating a null graph)
• 'UserList' - FOAF with graph created with properties (assumed to be creating a UserList graph)
• 'Graph' - GraphReader handler returned
• 'ArtistDecider' - XMLArtistReader returned
• 'RATExecution' - RATExecution handler returned
• 'FOAF' - create a FOAF handler with properties set. There are a number of parameters
  • 'actorClass' - Classname of the kind of actor.
  • 'actorType' - type (mode) of the actors produced
  • 'linkType' - type (relation) of the links created
  • 'linkClass' - Classname for the kind of links
  • 'propertyClass' - Classname for the kind of Properties created
• 'YahooArtistDecider' - return YahooArtistDecider XML parser.
• 'BibliographyXML' - return Bibliography Parser. Has a number of parameters
  • 'authorMode' - type for author actors
  • 'paperModel' - type for paper actors
  • 'wroteRelation' - relation between authors and their papers
  • 'referencesRelation' - relation between a paper and the papers it references
  • 'bidirectionalReferences' - whether citations are bidirectional or not. default 'false'
• 'LastFMArtistTag' - returns a new LastFMArtistTag parser

Parameters:

props - parameters for creating a HandlerObject

Returns:

newly created Handler object