org.apache.giraph.edge

Interface CreateSourceVertexCallback<I extends org.apache.hadoop.io.Writable>

Type Parameters:

I - vertex id

All Superinterfaces:

GiraphConfigurationSettable

All Known Implementing Classes:

DefaultCreateSourceVertexCallback

public interface CreateSourceVertexCallback<I extends org.apache.hadoop.io.Writable>
extends GiraphConfigurationSettable

Implementations of this interface can decide whether we should create a vertex when it is not present in vertex input but exists in edge input.

Method Summary

Modifier and Type	Method and Description
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 interface org.apache.giraph.conf.GiraphConfigurationSettable

setConf

Method Detail

shouldCreateSourceVertex

boolean shouldCreateSourceVertex(I vertexId)

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

Parameters:

vertexId - the id of vertex to be created

Returns:

true if we should create a vertex