de.uka.algo.io
Class JungGraphMLFileHandler

java.lang.Object
  org.xml.sax.helpers.DefaultHandler
      edu.uci.ics.jung.io.GraphMLFileHandler
          de.uka.algo.io.JungGraphMLFileHandler

All Implemented Interfaces:

org.xml.sax.ContentHandler, org.xml.sax.DTDHandler, org.xml.sax.EntityResolver, org.xml.sax.ErrorHandler

public class JungGraphMLFileHandler
extends edu.uci.ics.jung.io.GraphMLFileHandler

A GraphML file handler to parse simple GraphML files. More or less a replacement for jung.io.GraphMLFileHandler because it does not handle data elements.

Author:

stm

Constructor Summary

JungGraphMLFileHandler()

Method Summary

void	characters(char[] ch, int start, int length) This method is called whenever the SaX parser encounters character content inside a tag
void	endElement(java.lang.String uri, java.lang.String localName, java.lang.String qName) This method is called whenever the SaX parser encounters a closing tag
static edu.uci.ics.jung.graph.Graph	loadGraphFile(java.io.File filename) Deprecated. Use JungIOUtils.loadGraphFile
static edu.uci.ics.jung.graph.Graph	loadGraphFile(java.net.URL url) Deprecated. Use JungIOUtils.loadGraphFile
static edu.uci.ics.jung.graph.Graph	loadGraphResource(java.lang.String filename) Deprecated. Use JungIOUtils.loadGraphResource
void	startElement(java.lang.String lName, java.lang.String namespaceURI, java.lang.String qName, org.xml.sax.Attributes attrs) This method is called whenever the SaX parser encounters an opening tag
static void	writeGraphFile(edu.uci.ics.jung.graph.Graph graph, java.io.File url) Deprecated. Use JungIOUtils.writeGraphFile

Methods inherited from class org.xml.sax.helpers.DefaultHandler

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

Methods inherited from class java.lang.Object

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

Constructor Detail

JungGraphMLFileHandler

public JungGraphMLFileHandler()

Method Detail

loadGraphFile

@Deprecated
public static edu.uci.ics.jung.graph.Graph loadGraphFile(java.io.File filename)
                                                  throws java.io.IOException

Deprecated. Use JungIOUtils.loadGraphFile

Loads a Graph from a GraphML file.

Parameters:

filename - The name of the GraphML file to load

Returns:

A Graph containing the graph described in the file.

Throws:

java.io.IOException - if file is not found

loadGraphFile

@Deprecated
public static edu.uci.ics.jung.graph.Graph loadGraphFile(java.net.URL url)
                                                  throws java.io.IOException

Deprecated. Use JungIOUtils.loadGraphFile

Loads a Graph from a GraphML file.

Parameters:

url - The name of the GraphML file to load

Returns:

A Graph containing the graph described in the file.

Throws:

java.io.IOException - if file is not found

loadGraphResource

@Deprecated
public static edu.uci.ics.jung.graph.Graph loadGraphResource(java.lang.String filename)
                                                      throws java.io.IOException

Deprecated. Use JungIOUtils.loadGraphResource

Loads a Graph from a GraphML resource. This methods tries to find the resource specified by filename and load the corresponding GraphML file resource.

Parameters:

filename - The name of the GraphML file to load

Returns:

A Graph containing the graph described in the file

Throws:

java.io.IOException - if resource is not found

writeGraphFile

@Deprecated
public static void writeGraphFile(edu.uci.ics.jung.graph.Graph graph,
                                             java.io.File url)
                           throws java.io.IOException

Deprecated. Use JungIOUtils.writeGraphFile

Writes a Jung Graph to a file.

Parameters:

graph - A Jung Graph

url - location of the output file

Throws:

java.io.IOException

endElement

public void endElement(java.lang.String uri,
                       java.lang.String localName,
                       java.lang.String qName)

This method is called whenever the SaX parser encounters a closing tag

Specified by:

endElement in interface org.xml.sax.ContentHandler

Overrides:

endElement in class org.xml.sax.helpers.DefaultHandler

See Also:

ContentHandler.startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)

characters

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

This method is called whenever the SaX parser encounters character content inside a tag

Specified by:

characters in interface org.xml.sax.ContentHandler

Overrides:

characters in class org.xml.sax.helpers.DefaultHandler

See Also:

ContentHandler.characters(char[], int, int)

startElement

public void startElement(java.lang.String lName,
                         java.lang.String namespaceURI,
                         java.lang.String qName,
                         org.xml.sax.Attributes attrs)
                  throws org.xml.sax.SAXException

This method is called whenever the SaX parser encounters an opening tag

Specified by:

startElement in interface org.xml.sax.ContentHandler

Overrides:

startElement in class edu.uci.ics.jung.io.GraphMLFileHandler

Throws:

org.xml.sax.SAXException

See Also:

ContentHandler.startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)