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

Class AbstractStreamingJoinOperator

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.flink.table.data.RowData>

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

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.state.CheckpointListener, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.KeyContextHandler, org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator, org.apache.flink.streaming.api.operators.TwoInputStreamOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.YieldingOperator<org.apache.flink.table.data.RowData>

Direct Known Subclasses:

StreamingJoinOperator, StreamingSemiAntiJoinOperator

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

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

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected org.apache.flink.streaming.api.operators.TimestampedCollector<org.apache.flink.table.data.RowData>	collector
protected JoinConditionWithNullFilters	joinCondition
protected static final String	LEFT_RECORDS_STATE_NAME
protected final JoinInputSideSpec	leftInputSideSpec
protected final long	leftStateRetentionTime
protected final InternalTypeInfo<org.apache.flink.table.data.RowData>	leftType
protected static final String	RIGHT_RECORDS_STATE_NAME
protected final JoinInputSideSpec	rightInputSideSpec
protected final long	rightStateRetentionTime
protected final InternalTypeInfo<org.apache.flink.table.data.RowData>	rightType

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

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

Constructor Summary

Constructors

Constructor	Description
AbstractStreamingJoinOperator(InternalTypeInfo<org.apache.flink.table.data.RowData> leftType, InternalTypeInfo<org.apache.flink.table.data.RowData> rightType, GeneratedJoinCondition generatedJoinCondition, JoinInputSideSpec leftInputSideSpec, JoinInputSideSpec rightInputSideSpec, boolean[] filterNullKeys, long leftStateRetentionTime, long rightStateRetentionTime)

Method Summary

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

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

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

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.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.KeyContextHandler

hasKeyContext

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

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

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

processElement1, processElement2, processLatencyMarker1, processLatencyMarker2, processRecordAttributes1, processRecordAttributes2, processWatermark1, processWatermark1, processWatermark2, processWatermark2, processWatermarkStatus1, processWatermarkStatus2

Field Details

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 InternalTypeInfo<org.apache.flink.table.data.RowData> leftType

rightType

protected final InternalTypeInfo<org.apache.flink.table.data.RowData> rightType

leftInputSideSpec

protected final JoinInputSideSpec leftInputSideSpec

rightInputSideSpec

protected final JoinInputSideSpec rightInputSideSpec

leftStateRetentionTime

protected final long leftStateRetentionTime

rightStateRetentionTime

protected final long rightStateRetentionTime

joinCondition

protected transient JoinConditionWithNullFilters joinCondition

collector

protected transient org.apache.flink.streaming.api.operators.TimestampedCollector<org.apache.flink.table.data.RowData> collector

Constructor Details

AbstractStreamingJoinOperator

public AbstractStreamingJoinOperator(InternalTypeInfo<org.apache.flink.table.data.RowData> leftType,
 InternalTypeInfo<org.apache.flink.table.data.RowData> rightType,
 GeneratedJoinCondition generatedJoinCondition,
 JoinInputSideSpec leftInputSideSpec,
 JoinInputSideSpec rightInputSideSpec,
 boolean[] filterNullKeys,
 long leftStateRetentionTime,
 long rightStateRetentionTime)

Method Details

open

public void open()
          throws Exception

Specified by:

open in interface org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.data.RowData>

Overrides:

open in class org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.flink.table.data.RowData>

Throws:

Exception

close

public void close()
           throws Exception

Specified by:

close in interface org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.data.RowData>

Overrides:

close in class org.apache.flink.streaming.api.operators.AbstractStreamOperator<org.apache.flink.table.data.RowData>

Throws:

Exception