org.apache.beam.examples.complete.game

Class GameStats.CalculateSpammyUsers

java.lang.Object

org.apache.beam.sdk.transforms.PTransform<PCollection<KV<String,Integer>>,PCollection<KV<String,Integer>>>

org.apache.beam.examples.complete.game.GameStats.CalculateSpammyUsers

All Implemented Interfaces:

Serializable, HasDisplayData

Enclosing class:

GameStats

public static class GameStats.CalculateSpammyUsers
extends PTransform<PCollection<KV<String,Integer>>,PCollection<KV<String,Integer>>>

Filter out all but those users with a high clickrate, which we will consider as 'spammy' uesrs. We do this by finding the mean total score per user, then using that information as a side input to filter out all but those user scores that are > (mean * SCORE_WEIGHT)

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.beam.sdk.transforms.PTransform

name

Constructor Summary

Constructors

Constructor and Description
CalculateSpammyUsers()

Method Summary

Modifier and Type	Method and Description
PCollection<KV<String,Integer>>	apply(PCollection<KV<String,Integer>> userScores)

Methods inherited from class org.apache.beam.sdk.transforms.PTransform

getDefaultOutputCoder, getDefaultOutputCoder, getDefaultOutputCoder, getKindString, getName, populateDisplayData, toString, validate

Methods inherited from class java.lang.Object

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

Constructor Detail

CalculateSpammyUsers

public CalculateSpammyUsers()

Method Detail

apply

public PCollection<KV<String,Integer>> apply(PCollection<KV<String,Integer>> userScores)

Overrides:

apply in class PTransform<PCollection<KV<String,Integer>>,PCollection<KV<String,Integer>>>