Package com.alibaba.graphscope.example.giraph

Class SSSP.SimpleSuperstepVertexOutputFormat

java.lang.Object

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

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

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

org.apache.giraph.io.formats.TextVertexOutputFormat<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable>

com.alibaba.graphscope.example.giraph.SSSP.SimpleSuperstepVertexOutputFormat

All Implemented Interfaces:

org.apache.giraph.conf.GiraphConfigurationSettable<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable>, org.apache.giraph.conf.ImmutableClassesGiraphConfigurable<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable>

Enclosing class:

SSSP

public static class SSSP.SimpleSuperstepVertexOutputFormat
extends TextVertexOutputFormat<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable>

Simple VertexOutputFormat.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
class	SSSP.SimpleSuperstepVertexOutputFormat.SimpleSuperstepVertexWriter	Simple VertexWriter.

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	Description
SimpleSuperstepVertexOutputFormat()

Method Summary

Modifier and Type	Method	Description
TextVertexOutputFormat.TextVertexWriter	createVertexWriter(org.apache.hadoop.mapreduce.TaskAttemptContext context)	The factory method which produces the TextVertexOutputFormat.TextVertexWriter used by this output format.

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

checkOutputSpecs, getOutputCommitter

Methods inherited from class org.apache.giraph.io.OutputFormat

postWriting, preWriting

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

SimpleSuperstepVertexOutputFormat

public SimpleSuperstepVertexOutputFormat()

Method Detail

createVertexWriter

public TextVertexOutputFormat.TextVertexWriter createVertexWriter(org.apache.hadoop.mapreduce.TaskAttemptContext context)
                                                           throws IOException,
                                                                  InterruptedException

The factory method which produces the TextVertexOutputFormat.TextVertexWriter used by this output format.

Specified by:

createVertexWriter in class TextVertexOutputFormat<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.LongWritable>

Parameters:

context - the information about the task

Returns:

the text vertex writer to be used

Throws:

IOException

InterruptedException