prefuse.data.io
Class AbstractGraphReader

java.lang.Object
  prefuse.data.io.AbstractGraphReader

All Implemented Interfaces:

GraphReader

Direct Known Subclasses:

GraphMLReader, TreeMLReader

public abstract class AbstractGraphReader
extends java.lang.Object
implements GraphReader

Abstract base class implementation of the GraphReader interface. Provides implementations for all but the GraphReader.readGraph(InputStream) method.

Author:

jeffrey heer

Constructor Summary

AbstractGraphReader()

Method Summary

Graph	readGraph(java.io.File f) Read in a graph from the given File.
abstract Graph	readGraph(java.io.InputStream is) Read in a graph from the given InputStream.
Graph	readGraph(java.lang.String location) Read in a graph from the file at the given location.
Graph	readGraph(java.net.URL url) Read in a graph from the given URL.

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractGraphReader

public AbstractGraphReader()

Method Detail

readGraph

public Graph readGraph(java.lang.String location)
                throws DataIOException

Description copied from interface: GraphReader

Read in a graph from the file at the given location. Though not required by this interface, the String is typically resolved using the IOLib.streamFromString(String) method, allowing URLs, classpath references, and files on the file system to be accessed.

Specified by:

readGraph in interface GraphReader

Parameters:

location - the location to read the table from

Returns:

the loaded Graph

Throws:

DataIOException

See Also:

GraphReader.readGraph(java.lang.String)

readGraph

public Graph readGraph(java.net.URL url)
                throws DataIOException

Description copied from interface: GraphReader

Read in a graph from the given URL.

Specified by:

readGraph in interface GraphReader

Parameters:

url - the url to read the graph from

Returns:

the loaded Graph

Throws:

DataIOException

See Also:

GraphReader.readGraph(java.net.URL)

readGraph

public Graph readGraph(java.io.File f)
                throws DataIOException

Description copied from interface: GraphReader

Read in a graph from the given File.

Specified by:

readGraph in interface GraphReader

Parameters:

f - the file to read the graph from

Returns:

the loaded Graph

Throws:

DataIOException

See Also:

GraphReader.readGraph(java.io.File)

readGraph

public abstract Graph readGraph(java.io.InputStream is)
                         throws DataIOException

Description copied from interface: GraphReader

Read in a graph from the given InputStream.

Specified by:

readGraph in interface GraphReader

Parameters:

is - the InputStream to read the graph from

Returns:

the loaded Graph

Throws:

DataIOException

See Also:

GraphReader.readGraph(java.io.InputStream)