org.dishevelled.graph.io.graphml

Class GraphMLReader<N,E>

java.lang.Object

org.dishevelled.graph.io.graphml.GraphMLReader<N,E>

Type Parameters:

N - node value type

E - edge value type

All Implemented Interfaces:

GraphReader<N,E>

public final class GraphMLReader<N,E>
extends Object
implements GraphReader<N,E>

GraphML reader.

Version:

$Revision$ $Date$

Author:

Michael Heuer

Constructor Summary

Constructors

Constructor and Description
GraphMLReader(XMLReader xmlReader) Create a new GraphML reader with the specified XML reader.

Method Summary

Methods

Modifier and Type	Method and Description
Graph<N,E>	read(File file) Read a graph from the specified file.
Graph<N,E>	read(InputStream inputStream) Read a graph from the specified input stream.
Graph<N,E>	read(URL url) Read a graph from the specified URL.
void	setEdgeValueHandler(StAXContentHandler edgeValueHandler) Set the edge value handler for this GraphML reader to edgeValueHandler.
void	setNodeValueHandler(StAXContentHandler nodeValueHandler) Set the node value handler for this GraphML reader to nodeValueHandler.

Methods inherited from class java.lang.Object

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

Constructor Detail

GraphMLReader

public GraphMLReader(XMLReader xmlReader)

Create a new GraphML reader with the specified XML reader.

Parameters:

xmlReader - XML reader, must not be null

Method Detail

setNodeValueHandler

public void setNodeValueHandler(StAXContentHandler nodeValueHandler)

Set the node value handler for this GraphML reader to nodeValueHandler.

The specified node value handler will be delegated to with the XML subtree within the <node> element, typically with one or more <data> elements.

Parameters:

nodeValueHandler - node value handler

setEdgeValueHandler

public void setEdgeValueHandler(StAXContentHandler edgeValueHandler)

Set the edge value handler for this GraphML reader to edgeValueHandler.

The specified edge value handler will be delegated to with the XML subtree within the <edge> element, typically with one or more <data> elements.

Parameters:

edgeValueHandler - edge value handler

read

public Graph<N,E> read(File file)
                throws IOException

Read a graph from the specified file.

Specified by:

read in interface GraphReader<N,E>

Parameters:

file - file to read from, must not be null

Returns:

a graph read from the specified file

Throws:

IOException - if an IO error occurs

read

public Graph<N,E> read(InputStream inputStream)
                throws IOException

Read a graph from the specified input stream.

Specified by:

read in interface GraphReader<N,E>

Parameters:

inputStream - input stream to read from, must not be null

Returns:

a graph read from the specified input stream

Throws:

IOException - if an IO error occurs

read

public Graph<N,E> read(URL url)
                throws IOException

Read a graph from the specified URL.

Specified by:

read in interface GraphReader<N,E>

Parameters:

url - URL to read from, must not be null

Returns:

a graph read from the specified URL

Throws:

IOException - if an IO error occurs