com.google.cloud.dataflow.examples

Class WordCount.CountWords

java.lang.Object

com.google.cloud.dataflow.sdk.transforms.PTransform<PCollection<String>,PCollection<String>>

com.google.cloud.dataflow.examples.WordCount.CountWords

All Implemented Interfaces:

Serializable

Enclosing class:

WordCount

public static class WordCount.CountWords
extends PTransform<PCollection<String>,PCollection<String>>

A PTransform that converts a PCollection containing lines of text into a PCollection of formatted word counts.

Although this pipeline fragment could be inlined, bundling it as a PTransform allows for easy reuse, modular testing, and an improved monitoring experience.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.google.cloud.dataflow.sdk.transforms.PTransform

name

Constructor Summary

Constructors

Constructor and Description
WordCount.CountWords()

Method Summary

Methods

Modifier and Type	Method and Description
PCollection<String>	apply(PCollection<String> lines)

Methods inherited from class com.google.cloud.dataflow.sdk.transforms.PTransform

getDefaultName, getDefaultOutputCoder, getDefaultOutputCoder, getDefaultOutputCoder, getKindString, getName, setName, toString, validate, withName

Methods inherited from class java.lang.Object

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

Constructor Detail

WordCount.CountWords

public WordCount.CountWords()

Method Detail

apply

public PCollection<String> apply(PCollection<String> lines)

Overrides:

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