com.soteradefense.dga.io.formats

Class LouvainVertexOutputFormat

java.lang.Object

org.apache.giraph.conf.DefaultImmutableClassesGiraphConfigurable<I,V,E>

org.apache.giraph.io.VertexOutputFormat<I,V,E>

org.apache.giraph.io.formats.TextVertexOutputFormat<Text,LouvainNodeState,LongWritable>

com.soteradefense.dga.io.formats.LouvainVertexOutputFormat

All Implemented Interfaces:

ImmutableClassesGiraphConfigurable<Text,LouvainNodeState,LongWritable>

public class LouvainVertexOutputFormat
extends TextVertexOutputFormat<Text,LouvainNodeState,LongWritable>

Outputs the graph as text in hdfs:

Format is a tab seperated file with id community id internal weight community edge list

the edge list is a comma seperated list of edges of the form id:weight

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	LouvainVertexOutputFormat.LouvainVertexWriter

Nested classes/interfaces inherited from class org.apache.giraph.io.formats.TextVertexOutputFormat

TextVertexOutputFormat.TextVertexWriter, TextVertexOutputFormat.TextVertexWriterToEachLine

Field Summary

Fields inherited from class org.apache.giraph.io.formats.TextVertexOutputFormat

textOutputFormat

Constructor Summary

Constructors

Constructor and Description
LouvainVertexOutputFormat()

Method Summary

Methods

Modifier and Type	Method and Description
TextVertexOutputFormat.TextVertexWriter	createVertexWriter(TaskAttemptContext arg0)

Methods inherited from class org.apache.giraph.io.formats.TextVertexOutputFormat

checkOutputSpecs, getOutputCommitter

Methods inherited from class org.apache.giraph.conf.DefaultImmutableClassesGiraphConfigurable

getConf, setConf

Methods inherited from class java.lang.Object

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

Constructor Detail

LouvainVertexOutputFormat

public LouvainVertexOutputFormat()

Method Detail

createVertexWriter

public TextVertexOutputFormat.TextVertexWriter createVertexWriter(TaskAttemptContext arg0)
                                                           throws IOException,
                                                                  InterruptedException

Overrides:

createVertexWriter in class TextVertexOutputFormat<Text,LouvainNodeState,LongWritable>

Throws:

IOException

InterruptedException