org.apache.beam.runners.flink.examples.streaming

Class KafkaWindowedWordCountExample.FormatAsStringFn

java.lang.Object

org.apache.beam.sdk.transforms.DoFn<org.apache.beam.sdk.values.KV<String,Long>,String>

org.apache.beam.runners.flink.examples.streaming.KafkaWindowedWordCountExample.FormatAsStringFn

All Implemented Interfaces:

Serializable, org.apache.beam.sdk.transforms.display.HasDisplayData

Enclosing class:

KafkaWindowedWordCountExample

public static class KafkaWindowedWordCountExample.FormatAsStringFn
extends org.apache.beam.sdk.transforms.DoFn<org.apache.beam.sdk.values.KV<String,Long>,String>

Function to format KV as String.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.beam.sdk.transforms.DoFn

org.apache.beam.sdk.transforms.DoFn.BoundedPerElement, org.apache.beam.sdk.transforms.DoFn.Context, org.apache.beam.sdk.transforms.DoFn.ExtraContextFactory<InputT,OutputT>, org.apache.beam.sdk.transforms.DoFn.FakeExtraContextFactory<InputT,OutputT>, org.apache.beam.sdk.transforms.DoFn.FinishBundle, org.apache.beam.sdk.transforms.DoFn.GetInitialRestriction, org.apache.beam.sdk.transforms.DoFn.GetRestrictionCoder, org.apache.beam.sdk.transforms.DoFn.InputProvider<T>, org.apache.beam.sdk.transforms.DoFn.NewTracker, org.apache.beam.sdk.transforms.DoFn.OnTimer, org.apache.beam.sdk.transforms.DoFn.OutputReceiver<T>, org.apache.beam.sdk.transforms.DoFn.ProcessContext, org.apache.beam.sdk.transforms.DoFn.ProcessContinuation, org.apache.beam.sdk.transforms.DoFn.ProcessElement, org.apache.beam.sdk.transforms.DoFn.Setup, org.apache.beam.sdk.transforms.DoFn.SplitRestriction, org.apache.beam.sdk.transforms.DoFn.StartBundle, org.apache.beam.sdk.transforms.DoFn.StateId, org.apache.beam.sdk.transforms.DoFn.Teardown, org.apache.beam.sdk.transforms.DoFn.TimerId, org.apache.beam.sdk.transforms.DoFn.UnboundedPerElement

Field Summary

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

aggregators

Constructor Summary

Constructors

Constructor and Description
FormatAsStringFn()

Method Summary

Modifier and Type	Method and Description
void	processElement(org.apache.beam.sdk.transforms.DoFn.ProcessContext c)

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

createAggregator, createAggregator, getAllowedTimestampSkew, getInputTypeDescriptor, getOutputTypeDescriptor, populateDisplayData, prepareForProcessing

Methods inherited from class java.lang.Object

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

Constructor Detail

FormatAsStringFn

public FormatAsStringFn()

Method Detail

processElement

@DoFn.ProcessElement
public void processElement(org.apache.beam.sdk.transforms.DoFn.ProcessContext c)