org.apache.paimon.flink.shuffle

Class RangeShuffle.LocalSampleOperator<T>

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<OUT>

org.apache.flink.table.runtime.operators.TableStreamOperator<org.apache.flink.api.java.tuple.Tuple3<Double,T,Integer>>

org.apache.paimon.flink.shuffle.RangeShuffle.LocalSampleOperator<T>

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.streaming.api.operators.BoundedOneInput, org.apache.flink.streaming.api.operators.Input<org.apache.flink.api.java.tuple.Tuple2<T,Integer>>, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.KeyContextHandler, org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.flink.api.java.tuple.Tuple2<T,Integer>,org.apache.flink.api.java.tuple.Tuple3<Double,T,Integer>>, org.apache.flink.streaming.api.operators.SetupableStreamOperator<org.apache.flink.api.java.tuple.Tuple3<Double,T,Integer>>, org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.api.java.tuple.Tuple3<Double,T,Integer>>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator, org.apache.flink.streaming.api.operators.YieldingOperator<org.apache.flink.api.java.tuple.Tuple3<Double,T,Integer>>

Enclosing class:

RangeShuffle

@Internal
public static class RangeShuffle.LocalSampleOperator<T>
extends org.apache.flink.table.runtime.operators.TableStreamOperator<org.apache.flink.api.java.tuple.Tuple3<Double,T,Integer>>
implements org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.flink.api.java.tuple.Tuple2<T,Integer>,org.apache.flink.api.java.tuple.Tuple3<Double,T,Integer>>, org.apache.flink.streaming.api.operators.BoundedOneInput

LocalSampleOperator wraps the sample logic on the partition side (the first phase of distributed sample algorithm). Outputs sampled weight with record.

See Sampler.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.flink.table.runtime.operators.TableStreamOperator

org.apache.flink.table.runtime.operators.TableStreamOperator.ContextImpl

Field Summary

Fields inherited from class org.apache.flink.table.runtime.operators.TableStreamOperator

ctx, currentWatermark

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

chainingStrategy, config, lastRecordAttributes1, lastRecordAttributes2, latencyStats, LOG, metrics, output, processingTimeService, stateHandler, stateKeySelector1, stateKeySelector2, timeServiceManager

Constructor Summary

Constructors

Constructor and Description
LocalSampleOperator(int numSample)

Method Summary

Modifier and Type	Method and Description
void	endInput()
void	open()
void	processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.api.java.tuple.Tuple2<T,Integer>> streamRecord)

Methods inherited from class org.apache.flink.table.runtime.operators.TableStreamOperator

computeMemorySize, processWatermark, useSplittableTimers

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

close, finish, getChainingStrategy, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getStateKeySelector1, getStateKeySelector2, getTimeServiceManager, getUserCodeClassloader, hasKeyContext1, hasKeyContext2, initializeState, initializeState, isUsingCustomRawKeyedState, notifyCheckpointAborted, notifyCheckpointComplete, prepareSnapshotPreBarrier, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processRecordAttributes, processRecordAttributes1, processRecordAttributes2, processWatermark1, processWatermark2, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, reportOrForwardLatencyMarker, setChainingStrategy, setCurrentKey, setKeyContextElement1, setKeyContextElement2, setMailboxExecutor, 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

setKeyContextElement

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

close, finish, getMetricGroup, getOperatorAttributes, getOperatorID, initializeState, prepareSnapshotPreBarrier, setKeyContextElement1, setKeyContextElement2, snapshotState

Methods inherited from interface org.apache.flink.api.common.state.CheckpointListener

notifyCheckpointAborted, notifyCheckpointComplete

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

getCurrentKey, setCurrentKey

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

processLatencyMarker, processRecordAttributes, processWatermark, processWatermarkStatus

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

hasKeyContext

Constructor Detail

LocalSampleOperator

public LocalSampleOperator(int numSample)

Method Detail

open

public void open()
          throws Exception

Specified by:

open in interface org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.api.java.tuple.Tuple3<Double,T,Integer>>

Overrides:

open in class org.apache.flink.table.runtime.operators.TableStreamOperator<org.apache.flink.api.java.tuple.Tuple3<Double,T,Integer>>

Throws:

Exception

processElement

public void processElement(org.apache.flink.streaming.runtime.streamrecord.StreamRecord<org.apache.flink.api.java.tuple.Tuple2<T,Integer>> streamRecord)
                    throws Exception

Specified by:

processElement in interface org.apache.flink.streaming.api.operators.Input<org.apache.flink.api.java.tuple.Tuple2<T,Integer>>

Throws:

Exception

endInput

public void endInput()

Specified by:

endInput in interface org.apache.flink.streaming.api.operators.BoundedOneInput