org.apache.beam.runners.flink.translation.wrappers.streaming.io

Class DedupingOperator<T>

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.beam.sdk.util.WindowedValue<T>>

org.apache.beam.runners.flink.translation.wrappers.streaming.io.DedupingOperator<T>

All Implemented Interfaces:

java.io.Serializable, org.apache.flink.runtime.state.CheckpointListener, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.beam.sdk.util.WindowedValue<org.apache.beam.sdk.values.ValueWithRecordId<T>>,org.apache.beam.sdk.util.WindowedValue<T>>, org.apache.flink.streaming.api.operators.SetupableStreamOperator<org.apache.beam.sdk.util.WindowedValue<T>>, org.apache.flink.streaming.api.operators.StreamOperator<org.apache.beam.sdk.util.WindowedValue<T>>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator, org.apache.flink.streaming.api.operators.Triggerable<java.nio.ByteBuffer,org.apache.flink.runtime.state.VoidNamespace>, org.apache.flink.util.Disposable

public class DedupingOperator<T>
extends org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.beam.sdk.util.WindowedValue<T>>
implements org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.beam.sdk.util.WindowedValue<org.apache.beam.sdk.values.ValueWithRecordId<T>>,org.apache.beam.sdk.util.WindowedValue<T>>, org.apache.flink.streaming.api.operators.Triggerable<java.nio.ByteBuffer,org.apache.flink.runtime.state.VoidNamespace>

Remove values with duplicate ids.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

chainingStrategy, config, latencyStats, LOG, metrics, output, processingTimeService

Constructor Summary

Constructors

Constructor and Description
DedupingOperator(org.apache.beam.sdk.options.PipelineOptions options)

Method Summary

Modifier and Type	Method and Description
void	initializeState(org.apache.flink.runtime.state.StateInitializationContext context)
void	onEventTime(org.apache.flink.streaming.api.operators.InternalTimer<java.nio.ByteBuffer,org.apache.flink.runtime.state.VoidNamespace> internalTimer)
void	onProcessingTime(org.apache.flink.streaming.api.operators.InternalTimer<java.nio.ByteBuffer,org.apache.flink.runtime.state.VoidNamespace> internalTimer)
void	open()
void	processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.beam.sdk.util.WindowedValue<org.apache.beam.sdk.values.ValueWithRecordId<T>>> streamRecord)

Methods inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

close, dispose, getChainingStrategy, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getTimeServiceManager, getUserCodeClassloader, initializeState, isUsingCustomRawKeyedState, notifyCheckpointAborted, notifyCheckpointComplete, numEventTimeTimers, numProcessingTimeTimers, prepareSnapshotPreBarrier, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processWatermark, processWatermark1, processWatermark2, reportOrForwardLatencyMarker, setChainingStrategy, setCurrentKey, setKeyContextElement1, setKeyContextElement2, setProcessingTimeService, setup, snapshotState, snapshotState

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.streaming.api.operators.OneInputStreamOperator

processLatencyMarker, processWatermark

Methods inherited from interface org.apache.flink.streaming.api.operators.StreamOperator

close, dispose, getMetricGroup, getOperatorID, initializeState, prepareSnapshotPreBarrier, setKeyContextElement1, setKeyContextElement2, snapshotState

Methods inherited from interface org.apache.flink.runtime.state.CheckpointListener

notifyCheckpointAborted, notifyCheckpointComplete

Methods inherited from interface org.apache.flink.streaming.api.operators.KeyContext

getCurrentKey, setCurrentKey

Constructor Detail

DedupingOperator

public DedupingOperator(org.apache.beam.sdk.options.PipelineOptions options)

Method Detail

initializeState

public void initializeState(org.apache.flink.runtime.state.StateInitializationContext context)
                     throws java.lang.Exception

Specified by:

initializeState in interface org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator

Overrides:

initializeState in class org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.beam.sdk.util.WindowedValue<T>>

Throws:

java.lang.Exception

open

public void open()

Specified by:

open in interface org.apache.flink.streaming.api.operators.StreamOperator<org.apache.beam.sdk.util.WindowedValue<T>>

Overrides:

open in class org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.beam.sdk.util.WindowedValue<T>>

processElement

public void processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.beam.sdk.util.WindowedValue<org.apache.beam.sdk.values.ValueWithRecordId<T>>> streamRecord)
                    throws java.lang.Exception

Specified by:

processElement in interface org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.beam.sdk.util.WindowedValue<org.apache.beam.sdk.values.ValueWithRecordId<T>>,org.apache.beam.sdk.util.WindowedValue<T>>

Throws:

java.lang.Exception

onEventTime

public void onEventTime(org.apache.flink.streaming.api.operators.InternalTimer<java.nio.ByteBuffer,org.apache.flink.runtime.state.VoidNamespace> internalTimer)

Specified by:

onEventTime in interface org.apache.flink.streaming.api.operators.Triggerable<java.nio.ByteBuffer,org.apache.flink.runtime.state.VoidNamespace>

onProcessingTime

public void onProcessingTime(org.apache.flink.streaming.api.operators.InternalTimer<java.nio.ByteBuffer,org.apache.flink.runtime.state.VoidNamespace> internalTimer)
                      throws java.lang.Exception

Specified by:

onProcessingTime in interface org.apache.flink.streaming.api.operators.Triggerable<java.nio.ByteBuffer,org.apache.flink.runtime.state.VoidNamespace>

Throws:

java.lang.Exception