Package it.unimi.dsi.webgraph

Class Check

java.lang.Object

it.unimi.dsi.webgraph.Check

public class Check
extends Object

Static methods that check properties of immutable graphs.

Method Summary

Modifier and Type	Method	Description
static void	main(String[] args)
static boolean	symmetry(ImmutableGraph graph)	Check whether a graph is symmetric using Transform.transpose(ImmutableGraph, ProgressLogger).
static boolean	symmetry(ImmutableGraph graph, ProgressLogger pl)	Check whether a graph is symmetric using Transform.transpose(ImmutableGraph, ProgressLogger).
static boolean	symmetryOffline(ImmutableGraph graph, int batchSize)	Check whether a graph is symmetric using Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).
static boolean	symmetryOffline(ImmutableGraph graph, int batchSize, File tempDir)	Check whether a graph is symmetric using Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).
static boolean	symmetryOffline(ImmutableGraph graph, int batchSize, File tempDir, ProgressLogger pl)	Check whether a graph is symmetric using Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

Methods inherited from class java.lang.Object

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

Method Details

symmetry

public static boolean symmetry(ImmutableGraph graph)

Check whether a graph is symmetric using Transform.transpose(ImmutableGraph, ProgressLogger).

Parameters:

graph - a graph.

Returns:

whether graph is symmetric.

symmetry

public static boolean symmetry(ImmutableGraph graph,
ProgressLogger pl)

Check whether a graph is symmetric using Transform.transpose(ImmutableGraph, ProgressLogger).

Parameters:

graph - a graph.

pl - passed to Transform.transpose(ImmutableGraph, ProgressLogger).

Returns:

whether graph is symmetric.

symmetryOffline

public static boolean symmetryOffline(ImmutableGraph graph,
int batchSize)
                               throws IOException

Check whether a graph is symmetric using Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

Parameters:

graph - a graph.

batchSize - passed to Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

Returns:

whether graph is symmetric.

Throws:

IOException

symmetryOffline

public static boolean symmetryOffline(ImmutableGraph graph,
int batchSize,
File tempDir)
                               throws IOException

Check whether a graph is symmetric using Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

Parameters:

graph - a graph.

batchSize - passed to Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

tempDir - passed to Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

Returns:

whether graph is symmetric.

Throws:

IOException

symmetryOffline

public static boolean symmetryOffline(ImmutableGraph graph,
int batchSize,
File tempDir,
ProgressLogger pl)
                               throws IOException

Check whether a graph is symmetric using Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

Parameters:

graph - a graph.

batchSize - passed to Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

tempDir - passed to Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

pl - passed to Transform.transposeOffline(ImmutableGraph, int, File, ProgressLogger).

Returns:

whether graph is symmetric.

Throws:

IOException

main

public static void main(String[] args)
                 throws IOException,
IllegalArgumentException,
SecurityException,
IllegalAccessException,
InvocationTargetException,
NoSuchMethodException,
JSAPException

Throws:

IOException

IllegalArgumentException

SecurityException

IllegalAccessException

InvocationTargetException

NoSuchMethodException

JSAPException