pegasus.mapreduce.graphgen

Class RMATGenerator

java.lang.Object

org.apache.hadoop.conf.Configured

pegasus.mapreduce.graphgen.RMATGenerator

All Implemented Interfaces:

org.apache.hadoop.conf.Configurable, org.apache.hadoop.util.Tool

public class RMATGenerator
extends org.apache.hadoop.conf.Configured
implements org.apache.hadoop.util.Tool

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	RMATGenerator.RMATGeneratorMapper

Constructor Summary

Constructors

Constructor and Description
RMATGenerator()

Method Summary

Modifier and Type	Method and Description
static void	main(java.lang.String[] args) The main entry point
int	run(java.lang.String[] args) Submit the hadoop job of RMAT generator.

Methods inherited from class org.apache.hadoop.conf.Configured

getConf, setConf

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.conf.Configurable

getConf, setConf

Constructor Detail

RMATGenerator

public RMATGenerator()

Method Detail

main

public static void main(java.lang.String[] args)
                 throws java.lang.Exception

The main entry point

Parameters:

args - [0]: level of recursion. [1]: the number of edges. [2]: degree of parallelism (the number of tasks to run). [3], [4], [5], [6]: probabilities of quarters. [7]: noise for smoothing. [8]: output file path

Throws:

java.lang.Exception

run

public int run(java.lang.String[] args)
        throws java.lang.Exception

Submit the hadoop job of RMAT generator.

Specified by:

run in interface org.apache.hadoop.util.Tool

Parameters:

args - [0]: level of recursion. [1]: the number of edges. [2]: degree of parallelism (the number of tasks to run). [3], [4], [5], [6]: probabilities of quarters. [7]: noise for smoothing. [8]: output file path

Returns:

not used

Throws:

java.lang.Exception - by hadoop