Package org.apache.pulsar.functions.api.examples

Class WordCountFunction

java.lang.Object

org.apache.pulsar.functions.api.examples.WordCountFunction

All Implemented Interfaces:

org.apache.pulsar.functions.api.Function<String,Void>

public class WordCountFunction
extends Object
implements org.apache.pulsar.functions.api.Function<String,Void>

The classic word count example done using pulsar functions Each input message is a sentence that split into words and each word counted. The built in counter state is used to keep track of the word count in a persistent and consistent manner.

Constructor Summary

Constructors

Constructor	Description
WordCountFunction()

Method Summary

Modifier and Type	Method	Description
Void	process(String input, org.apache.pulsar.functions.api.Context context)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.pulsar.functions.api.Function

close, initialize

Constructor Details

WordCountFunction

public WordCountFunction()

Method Details

process

public Void process(String input,
 org.apache.pulsar.functions.api.Context context)

Specified by:

process in interface org.apache.pulsar.functions.api.Function<String,Void>