edu.ucla.sspace.graph

Class GraphIO

java.lang.Object

edu.ucla.sspace.graph.GraphIO

public class GraphIO
extends Object

A collection of static utility methods for reading and writing graphs.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	GraphIO.GraphFileFormat
static class	GraphIO.GraphType

Method Summary

Methods

Modifier and Type	Method and Description
static Graph<? extends Edge>	read(File f, GraphIO.GraphType type)
static DirectedGraph<DirectedEdge>	readDirected(File f)
static DirectedGraph<DirectedEdge>	readDirected(File f, Indexer<String> vertexIndexer)
static DirectedMultigraph<String>	readDirectedMultigraph(File f)
static DirectedMultigraph<String>	readDirectedMultigraph(File f, Indexer<String> vertexIndexer)
static Graph<Edge>	readUndirected(File f)
static Graph<Edge>	readUndirected(File f, Indexer<String> vertexIndexer)
static Graph<Edge>	readUndirectedFromWeighted(File f, Indexer<String> vertexIndexer, double minWeight) Reads in an undirected network from a file containing weighted edges, only keeping those undirected edges whose weight was above the specified threshold
static UndirectedMultigraph<String>	readUndirectedMultigraph(File f)
static UndirectedMultigraph<String>	readUndirectedMultigraph(File f, Indexer<String> vertexIndexer)
static WeightedGraph<WeightedEdge>	readWeighted(File f)
static WeightedGraph<WeightedEdge>	readWeighted(File f, Indexer<String> vertexIndexer)
static WeightedGraph<WeightedEdge>	readWeighted(File f, Indexer<String> vertexIndexer, double minWeight)
static void	writeUndirected(File f, Graph<? extends Edge> g, Indexer<String> vertexLabels)
static <T> void	writeUndirectedMultigraph(Multigraph<T,TypedEdge<T>> g, File f)
static <T> void	writeUndirectedMultigraph(Multigraph<T,TypedEdge<T>> g, File f, Indexer<String> vertexLabels)
static void	writeWeighted(File f, WeightedGraph<? extends WeightedEdge> g)
static void	writeWeighted(File f, WeightedGraph<? extends WeightedEdge> g, Indexer<String> vertexLabels)

Methods inherited from class java.lang.Object

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

Method Detail

read

public static Graph<? extends Edge> read(File f,
                         GraphIO.GraphType type)
                                  throws IOException

Throws:

IOException

readUndirected

public static Graph<Edge> readUndirected(File f)
                                  throws IOException

Throws:

IOException

readUndirected

public static Graph<Edge> readUndirected(File f,
                         Indexer<String> vertexIndexer)
                                  throws IOException

Throws:

IOException

readWeighted

public static WeightedGraph<WeightedEdge> readWeighted(File f)
                                                throws IOException

Throws:

IOException

readWeighted

public static WeightedGraph<WeightedEdge> readWeighted(File f,
                                       Indexer<String> vertexIndexer)
                                                throws IOException

Throws:

IOException

readWeighted

public static WeightedGraph<WeightedEdge> readWeighted(File f,
                                       Indexer<String> vertexIndexer,
                                       double minWeight)
                                                throws IOException

Throws:

IOException

readUndirectedFromWeighted

public static Graph<Edge> readUndirectedFromWeighted(File f,
                                     Indexer<String> vertexIndexer,
                                     double minWeight)
                                              throws IOException

Reads in an undirected network from a file containing weighted edges, only keeping those undirected edges whose weight was above the specified threshold

Throws:

IOException

writeUndirected

public static void writeUndirected(File f,
                   Graph<? extends Edge> g,
                   Indexer<String> vertexLabels)
                            throws IOException

Throws:

IOException

readDirected

public static DirectedGraph<DirectedEdge> readDirected(File f)
                                                throws IOException

Throws:

IOException

readDirected

public static DirectedGraph<DirectedEdge> readDirected(File f,
                                       Indexer<String> vertexIndexer)
                                                throws IOException

Throws:

IOException

readDirectedMultigraph

public static DirectedMultigraph<String> readDirectedMultigraph(File f)
                                                         throws IOException

Throws:

IOException

readDirectedMultigraph

public static DirectedMultigraph<String> readDirectedMultigraph(File f,
                                                Indexer<String> vertexIndexer)
                                                         throws IOException

Throws:

IOException

readUndirectedMultigraph

public static UndirectedMultigraph<String> readUndirectedMultigraph(File f)
                                                             throws IOException

Throws:

IOException

readUndirectedMultigraph

public static UndirectedMultigraph<String> readUndirectedMultigraph(File f,
                                                    Indexer<String> vertexIndexer)
                                                             throws IOException

Throws:

IOException

writeUndirectedMultigraph

public static <T> void writeUndirectedMultigraph(Multigraph<T,TypedEdge<T>> g,
                                 File f)
                                      throws IOException

Throws:

IOException

writeUndirectedMultigraph

public static <T> void writeUndirectedMultigraph(Multigraph<T,TypedEdge<T>> g,
                                 File f,
                                 Indexer<String> vertexLabels)
                                      throws IOException

Throws:

IOException

writeWeighted

public static void writeWeighted(File f,
                 WeightedGraph<? extends WeightedEdge> g)
                          throws IOException

Throws:

IOException

writeWeighted

public static void writeWeighted(File f,
                 WeightedGraph<? extends WeightedEdge> g,
                 Indexer<String> vertexLabels)
                          throws IOException

Throws:

IOException