Module org.jgrapht.io

Package org.jgrapht.nio.graphml

Class SimpleGraphMLEventDrivenImporter.GraphMLHandler

java.lang.Object

org.xml.sax.helpers.DefaultHandler

org.jgrapht.nio.graphml.SimpleGraphMLEventDrivenImporter.GraphMLHandler

All Implemented Interfaces:

ContentHandler, DTDHandler, EntityResolver, ErrorHandler

Enclosing class:

SimpleGraphMLEventDrivenImporter

private class SimpleGraphMLEventDrivenImporter.GraphMLHandler
extends DefaultHandler

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	ALL
private String	currentDataKey
private StringBuilder	currentDataValue
private Triple<String,String,Double>	currentEdge
private SimpleGraphMLEventDrivenImporter.Key	currentKey
private String	currentNode
private static final String	DATA
private static final String	DATA_KEY
private static final String	DEFAULT
private static final String	EDGE
private static final String	EDGE_ID
private static final String	EDGE_SOURCE
private static final String	EDGE_TARGET
private Map<String,SimpleGraphMLEventDrivenImporter.Key>	edgeValidKeys
private static final String	GRAPH
private static final String	GRAPH_EDGE_DEFAULT
private static final String	GRAPH_ID
private Map<String,SimpleGraphMLEventDrivenImporter.Key>	graphValidKeys
private int	insideData
private int	insideEdge
private int	insideGraph
private int	insideNode
private static final String	KEY
private static final String	KEY_ATTR_NAME
private static final String	KEY_ATTR_TYPE
private static final String	KEY_FOR
private static final String	KEY_ID
private static final String	NODE
private static final String	NODE_ID
private Map<String,SimpleGraphMLEventDrivenImporter.Key>	nodeValidKeys

Constructor Summary

Constructors

Constructor	Description
GraphMLHandler()

Method Summary

Modifier and Type	Method	Description
void	characters(char[] ch, int start, int length)
void	endElement(String uri, String localName, String qName)
void	error(SAXParseException e)
void	fatalError(SAXParseException e)
private Optional<String>	findAttribute(String localName, Attributes attributes)
private void	notifyData()
private void	registerKey()
void	startDocument()
void	startElement(String uri, String localName, String qName, Attributes attributes)
void	warning(SAXParseException e)

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

endDocument, endPrefixMapping, ignorableWhitespace, notationDecl, processingInstruction, resolveEntity, setDocumentLocator, skippedEntity, startPrefixMapping, unparsedEntityDecl

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.xml.sax.ContentHandler

declaration

Field Details

GRAPH

private static final String GRAPH

See Also:

• Constant Field Values

GRAPH_ID

private static final String GRAPH_ID

See Also:

• Constant Field Values

GRAPH_EDGE_DEFAULT

private static final String GRAPH_EDGE_DEFAULT

See Also:

• Constant Field Values

NODE

private static final String NODE

See Also:

• Constant Field Values

NODE_ID

private static final String NODE_ID

See Also:

• Constant Field Values

EDGE

private static final String EDGE

See Also:

• Constant Field Values

EDGE_ID

private static final String EDGE_ID

See Also:

• Constant Field Values

EDGE_SOURCE

private static final String EDGE_SOURCE

See Also:

• Constant Field Values

EDGE_TARGET

private static final String EDGE_TARGET

See Also:

• Constant Field Values

ALL

private static final String ALL

See Also:

• Constant Field Values

KEY

private static final String KEY

See Also:

• Constant Field Values

KEY_FOR

private static final String KEY_FOR

See Also:

• Constant Field Values

KEY_ATTR_NAME

private static final String KEY_ATTR_NAME

See Also:

• Constant Field Values

KEY_ATTR_TYPE

private static final String KEY_ATTR_TYPE

See Also:

• Constant Field Values

KEY_ID

private static final String KEY_ID

See Also:

• Constant Field Values

DEFAULT

private static final String DEFAULT

See Also:

• Constant Field Values

DATA

private static final String DATA

See Also:

• Constant Field Values

DATA_KEY

private static final String DATA_KEY

See Also:

• Constant Field Values

insideData

private int insideData

insideGraph

private int insideGraph

insideNode

private int insideNode

currentNode

private String currentNode

insideEdge

private int insideEdge

currentEdge

private Triple<String,String,Double> currentEdge

currentKey

private SimpleGraphMLEventDrivenImporter.Key currentKey

currentDataKey

private String currentDataKey

currentDataValue

private StringBuilder currentDataValue

nodeValidKeys

private Map<String,SimpleGraphMLEventDrivenImporter.Key> nodeValidKeys

edgeValidKeys

private Map<String,SimpleGraphMLEventDrivenImporter.Key> edgeValidKeys

graphValidKeys

private Map<String,SimpleGraphMLEventDrivenImporter.Key> graphValidKeys

Constructor Details

GraphMLHandler

public GraphMLHandler()

Method Details

startDocument

public void startDocument()
                   throws SAXException

Specified by:

startDocument in interface ContentHandler

Overrides:

startDocument in class DefaultHandler

Throws:

SAXException

startElement

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

Specified by:

startElement in interface ContentHandler

Overrides:

startElement in class DefaultHandler

Throws:

SAXException

endElement

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

Specified by:

endElement in interface ContentHandler

Overrides:

endElement in class DefaultHandler

Throws:

SAXException

characters

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

Specified by:

characters in interface ContentHandler

Overrides:

characters in class DefaultHandler

Throws:

SAXException

warning

public void warning(SAXParseException e)
             throws SAXException

Specified by:

warning in interface ErrorHandler

Overrides:

warning in class DefaultHandler

Throws:

SAXException

error

public void error(SAXParseException e)
           throws SAXException

Specified by:

error in interface ErrorHandler

Overrides:

error in class DefaultHandler

Throws:

SAXException

fatalError

public void fatalError(SAXParseException e)
                throws SAXException

Specified by:

fatalError in interface ErrorHandler

Overrides:

fatalError in class DefaultHandler

Throws:

SAXException

findAttribute

private Optional<String> findAttribute(String localName,
 Attributes attributes)

notifyData

private void notifyData()

registerKey

private void registerKey()