org.apache.flink.graph.generator

Class StarGraph

java.lang.Object

org.apache.flink.graph.generator.GraphGeneratorBase<LongValue,NullValue,NullValue>

org.apache.flink.graph.generator.StarGraph

All Implemented Interfaces:

GraphGenerator<LongValue,NullValue,NullValue>

public class StarGraph
extends GraphGeneratorBase<LongValue,NullValue,NullValue>

See Also:

Star Graph at Wolfram MathWorld

Field Summary

Fields

Modifier and Type	Field and Description
static int	MINIMUM_VERTEX_COUNT

Fields inherited from class org.apache.flink.graph.generator.GraphGeneratorBase

parallelism

Constructor Summary

Constructors

Constructor and Description
StarGraph(ExecutionEnvironment env, long vertexCount) An undirected Graph with n vertices where the single central node has degree n-1, connecting to the other n-1 vertices which have degree 1.

Method Summary

Modifier and Type	Method and Description
Graph<LongValue,NullValue,NullValue>	generate() Generates the configured graph.

Methods inherited from class org.apache.flink.graph.generator.GraphGeneratorBase

setParallelism

Methods inherited from class java.lang.Object

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

Field Detail

MINIMUM_VERTEX_COUNT

public static final int MINIMUM_VERTEX_COUNT

See Also:

Constant Field Values

Constructor Detail

StarGraph

public StarGraph(ExecutionEnvironment env,
                 long vertexCount)

An undirected Graph with n vertices where the single central node has degree n-1, connecting to the other n-1 vertices which have degree 1.

Parameters:

env - the Flink execution environment

vertexCount - number of vertices

Method Detail

generate

public Graph<LongValue,NullValue,NullValue> generate()

Description copied from interface: GraphGenerator

Generates the configured graph.

Returns:

generated graph