org.apache.giraph.edge

Class DefaultCreateSourceVertexCallback<I extends org.apache.hadoop.io.Writable>

java.lang.Object

org.apache.giraph.edge.DefaultCreateSourceVertexCallback<I>

Type Parameters:

I - Vertex id

All Implemented Interfaces:

GiraphConfigurationSettable, CreateSourceVertexCallback<I>

public class DefaultCreateSourceVertexCallback<I extends org.apache.hadoop.io.Writable>
extends Object
implements CreateSourceVertexCallback<I>

Default implementation of vertex creation decision maker. By default you can either create all vertices or not create implicit vertices at all.

Constructor Summary

Constructors

Constructor and Description
DefaultCreateSourceVertexCallback()

Method Summary

Modifier and Type	Method and Description
void	setConf(ImmutableClassesGiraphConfiguration configuration) Set the configuration to be used by this object.
boolean	shouldCreateSourceVertex(I vertexId) Should we create a vertex that doesn't exist in vertex input but only exists in edge input

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultCreateSourceVertexCallback

public DefaultCreateSourceVertexCallback()

Method Detail

shouldCreateSourceVertex

public boolean shouldCreateSourceVertex(I vertexId)

Description copied from interface: CreateSourceVertexCallback

Should we create a vertex that doesn't exist in vertex input but only exists in edge input

Specified by:

shouldCreateSourceVertex in interface CreateSourceVertexCallback<I extends org.apache.hadoop.io.Writable>

Parameters:

vertexId - the id of vertex to be created

Returns:

true if we should create a vertex

setConf

public void setConf(ImmutableClassesGiraphConfiguration configuration)

Description copied from interface: GiraphConfigurationSettable

Set the configuration to be used by this object.

Specified by:

setConf in interface GiraphConfigurationSettable

Parameters:

configuration - Set configuration