org.apache.flink.graph.generator

Class EmptyGraph

java.lang.Object

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

org.apache.flink.graph.generator.EmptyGraph

All Implemented Interfaces:

GraphGenerator<org.apache.flink.types.LongValue,org.apache.flink.types.NullValue,org.apache.flink.types.NullValue>

public class EmptyGraph
extends GraphGeneratorBase<org.apache.flink.types.LongValue,org.apache.flink.types.NullValue,org.apache.flink.types.NullValue>

See Also:

Empty 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
EmptyGraph(org.apache.flink.api.java.ExecutionEnvironment env, long vertexCount) The Graph containing no edges.

Method Summary

Modifier and Type	Method and Description
Graph<org.apache.flink.types.LongValue,org.apache.flink.types.NullValue,org.apache.flink.types.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

EmptyGraph

public EmptyGraph(org.apache.flink.api.java.ExecutionEnvironment env,
                  long vertexCount)

The Graph containing no edges.

Parameters:

env - the Flink execution environment

vertexCount - number of vertices

Method Detail

generate

public Graph<org.apache.flink.types.LongValue,org.apache.flink.types.NullValue,org.apache.flink.types.NullValue> generate()

Description copied from interface: GraphGenerator

Generates the configured graph.

Returns:

generated graph