org.apache.giraph.counters

Class HadoopCountersBase

java.lang.Object

org.apache.giraph.counters.HadoopCountersBase

All Implemented Interfaces:

Iterable<GiraphHadoopCounter>

Direct Known Subclasses:

GiraphStats, GiraphTimers

public abstract class HadoopCountersBase
extends Object
implements Iterable<GiraphHadoopCounter>

Base class for groups of Hadoop Counters.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	HadoopCountersBase(org.apache.hadoop.mapreduce.Mapper.Context context, String groupName) Initialize with Hadoop Context and group name.

Method Summary

Modifier and Type	Method and Description
org.apache.hadoop.mapreduce.Mapper.Context	getContext() Get Hadoop Context
protected GiraphHadoopCounter	getCounter(String name) Get or create counter with given name and class's group name.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.lang.Iterable

forEach, iterator, spliterator

Constructor Detail

HadoopCountersBase

protected HadoopCountersBase(org.apache.hadoop.mapreduce.Mapper.Context context,
                             String groupName)

Initialize with Hadoop Context and group name.

Parameters:

context - Hadoop Context to use.

groupName - String group name to use.

Method Detail

getContext

public org.apache.hadoop.mapreduce.Mapper.Context getContext()

Get Hadoop Context

Returns:

Context object used by Hadoop

getCounter

protected GiraphHadoopCounter getCounter(String name)

Get or create counter with given name and class's group name.

Parameters:

name - String name of counter

Returns:

GiraphHadoopCounter found or created