prefuse.data.io
Interface GraphReader

All Known Implementing Classes:

AbstractGraphReader, GraphMLReader, TreeMLReader

public interface GraphReader

nterface for classes that read in Graph or Tree data from a particular file format.

Author:

jeffrey heer

Method Summary

Graph	readGraph(java.io.File f) Read in a graph from the given File.
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.

Method Detail

readGraph

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

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.

Parameters:

location - the location to read the table from

Returns:

the loaded Graph

Throws:

java.io.FileNotFoundException

java.io.IOException

DataIOException

readGraph

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

Read in a graph from the given URL.

Parameters:

url - the url to read the graph from

Returns:

the loaded Graph

Throws:

java.io.IOException

DataIOException

readGraph

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

Read in a graph from the given File.

Parameters:

f - the file to read the graph from

Returns:

the loaded Graph

Throws:

java.io.FileNotFoundException

java.io.IOException

DataIOException

readGraph

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

Read in a graph from the given InputStream.

Parameters:

is - the InputStream to read the graph from

Returns:

the loaded Graph

Throws:

java.io.IOException

DataIOException