org.apache.flink.table.runtime.operators.join.stream

Class AbstractStreamingJoinOperator

java.lang.Object

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

org.apache.flink.table.runtime.operators.join.stream.AbstractStreamingJoinOperator

All Implemented Interfaces:

Serializable, org.apache.flink.runtime.state.CheckpointListener, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.SetupableStreamOperator<BaseRow>, org.apache.flink.streaming.api.operators.StreamOperator<BaseRow>, org.apache.flink.streaming.api.operators.TwoInputStreamOperator<BaseRow,BaseRow,BaseRow>, org.apache.flink.util.Disposable

Direct Known Subclasses:

StreamingJoinOperator, StreamingSemiAntiJoinOperator

public abstract class AbstractStreamingJoinOperator
extends org.apache.flink.streaming.api.operators.AbstractStreamOperator<BaseRow>
implements org.apache.flink.streaming.api.operators.TwoInputStreamOperator<BaseRow,BaseRow,BaseRow>

Abstract implementation for streaming unbounded Join operator which defines some member fields can be shared between different implementations.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	AbstractStreamingJoinOperator.AssociatedRecords The AbstractStreamingJoinOperator.AssociatedRecords is the records associated to the input row.
protected static class	AbstractStreamingJoinOperator.OuterRecord An AbstractStreamingJoinOperator.OuterRecord is a composite of record and numOfAssociations.

Nested classes/interfaces inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

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

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.flink.streaming.api.operators.TimestampedCollector<BaseRow>	collector
protected org.apache.flink.table.runtime.operators.join.stream.AbstractStreamingJoinOperator.JoinConditionWithNullFilters	joinCondition
protected static String	LEFT_RECORDS_STATE_NAME
protected JoinInputSideSpec	leftInputSideSpec
protected BaseRowTypeInfo	leftType
protected long	minRetentionTime
protected static String	RIGHT_RECORDS_STATE_NAME
protected JoinInputSideSpec	rightInputSideSpec
protected BaseRowTypeInfo	rightType
protected boolean	stateCleaningEnabled

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

chainingStrategy, config, latencyStats, LOG, metrics, output, timeServiceManager

Constructor Summary

Constructors

Constructor and Description
AbstractStreamingJoinOperator(BaseRowTypeInfo leftType, BaseRowTypeInfo rightType, GeneratedJoinCondition generatedJoinCondition, JoinInputSideSpec leftInputSideSpec, JoinInputSideSpec rightInputSideSpec, boolean[] filterNullKeys, long minRetentionTime)

Method Summary

Modifier and Type	Method and Description
void	close()
void	open()

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

dispose, getChainingStrategy, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getUserCodeClassloader, initializeState, initializeState, notifyCheckpointComplete, numEventTimeTimers, numProcessingTimeTimers, prepareSnapshotPreBarrier, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processWatermark, processWatermark1, processWatermark2, reportOrForwardLatencyMarker, setChainingStrategy, setCurrentKey, setKeyContextElement1, setKeyContextElement2, 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.TwoInputStreamOperator

processElement1, processElement2, processLatencyMarker1, processLatencyMarker2, processWatermark1, processWatermark2

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

dispose, getChainingStrategy, getMetricGroup, getOperatorID, initializeState, prepareSnapshotPreBarrier, setChainingStrategy, setKeyContextElement1, setKeyContextElement2, snapshotState

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

notifyCheckpointComplete

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

getCurrentKey, setCurrentKey

Field Detail

LEFT_RECORDS_STATE_NAME

protected static final String LEFT_RECORDS_STATE_NAME

See Also:

Constant Field Values

RIGHT_RECORDS_STATE_NAME

protected static final String RIGHT_RECORDS_STATE_NAME

See Also:

Constant Field Values

leftType

protected final BaseRowTypeInfo leftType

rightType

protected final BaseRowTypeInfo rightType

leftInputSideSpec

protected final JoinInputSideSpec leftInputSideSpec

rightInputSideSpec

protected final JoinInputSideSpec rightInputSideSpec

minRetentionTime

protected final long minRetentionTime

stateCleaningEnabled

protected final boolean stateCleaningEnabled

joinCondition

protected transient org.apache.flink.table.runtime.operators.join.stream.AbstractStreamingJoinOperator.JoinConditionWithNullFilters joinCondition

collector

protected transient org.apache.flink.streaming.api.operators.TimestampedCollector<BaseRow> collector

Constructor Detail

AbstractStreamingJoinOperator

public AbstractStreamingJoinOperator(BaseRowTypeInfo leftType,
                                     BaseRowTypeInfo rightType,
                                     GeneratedJoinCondition generatedJoinCondition,
                                     JoinInputSideSpec leftInputSideSpec,
                                     JoinInputSideSpec rightInputSideSpec,
                                     boolean[] filterNullKeys,
                                     long minRetentionTime)

Method Detail

open

public void open()
          throws Exception

Specified by:

open in interface org.apache.flink.streaming.api.operators.StreamOperator<BaseRow>

Overrides:

open in class org.apache.flink.streaming.api.operators.AbstractStreamOperator<BaseRow>

Throws:

Exception

close

public void close()
           throws Exception

Specified by:

close in interface org.apache.flink.streaming.api.operators.StreamOperator<BaseRow>

Overrides:

close in class org.apache.flink.streaming.api.operators.AbstractStreamOperator<BaseRow>

Throws:

Exception