Package org.apache.flink.table.runtime.operators.python.aggregate.arrow.stream

Class AbstractStreamArrowPythonOverWindowAggregateFunctionOperator<K>

java.lang.Object

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

org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator<OUT>

org.apache.flink.streaming.api.operators.python.process.AbstractExternalPythonFunctionOperator<OUT>

org.apache.flink.table.runtime.operators.python.AbstractOneInputPythonFunctionOperator<IN,OUT>

org.apache.flink.table.runtime.operators.python.AbstractStatelessFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

org.apache.flink.table.runtime.operators.python.aggregate.arrow.AbstractArrowPythonAggregateFunctionOperator

org.apache.flink.table.runtime.operators.python.aggregate.arrow.stream.AbstractStreamArrowPythonOverWindowAggregateFunctionOperator<K>

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.table.data.RowData>, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.KeyContextHandler, org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>, 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.Triggerable<K,org.apache.flink.runtime.state.VoidNamespace>, org.apache.flink.streaming.api.operators.YieldingOperator<org.apache.flink.table.data.RowData>

Direct Known Subclasses:

AbstractStreamArrowPythonBoundedRangeOperator, AbstractStreamArrowPythonBoundedRowsOperator

@Internal
public abstract class AbstractStreamArrowPythonOverWindowAggregateFunctionOperator<K>
extends AbstractArrowPythonAggregateFunctionOperator
implements org.apache.flink.streaming.api.operators.Triggerable<K,org.apache.flink.runtime.state.VoidNamespace>

The Abstract class of Stream Arrow Python AggregateFunction Operator for Over Window Aggregation.

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected final int	inputTimeFieldIndex	The row time index of the input data.
protected final long	lowerBoundary	Window lower boundary.

Fields inherited from class org.apache.flink.table.runtime.operators.python.aggregate.arrow.AbstractArrowPythonAggregateFunctionOperator

arrowSerializer, currentBatchCount, pandasAggFunctions, reuseJoinedRow, rowDataWrapper

Fields inherited from class org.apache.flink.table.runtime.operators.python.AbstractStatelessFunctionOperator

bais, baisWrapper, baos, baosWrapper, forwardedInputQueue, inputType, udfInputType, udfOutputType

Fields inherited from class org.apache.flink.streaming.api.operators.python.process.AbstractExternalPythonFunctionOperator

pythonFunctionRunner

Fields inherited from class org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator

bundleFinishedCallback, config, elementCount, lastFinishBundleTime, maxBundleSize, systemEnvEnabled

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

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

Constructor Summary

Constructors

Constructor

Description

AbstractStreamArrowPythonOverWindowAggregateFunctionOperator(org.apache.flink.configuration.Configuration config, org.apache.flink.table.functions.python.PythonFunctionInfo[] pandasAggFunctions, org.apache.flink.table.types.logical.RowType inputType, org.apache.flink.table.types.logical.RowType udfInputType, org.apache.flink.table.types.logical.RowType udfOutputType, int inputTimeFieldIndex, long lowerBoundary, org.apache.flink.table.runtime.generated.GeneratedProjection inputGeneratedProjection)

Method Summary

Modifier and Type	Method	Description
void	open()
void	processElementInternal(org.apache.flink.table.data.RowData value)

Methods inherited from class org.apache.flink.table.runtime.operators.python.aggregate.arrow.AbstractArrowPythonAggregateFunctionOperator

close, createInputCoderInfoDescriptor, createOutputCoderInfoDescriptor, createUserDefinedFunctionsProto, getFunctionInput, getFunctionUrn, getPythonEnv, isBundleFinished, processElement

Methods inherited from class org.apache.flink.table.runtime.operators.python.AbstractStatelessFunctionOperator

bufferInput, createPythonFunctionRunner

Methods inherited from class org.apache.flink.table.runtime.operators.python.AbstractOneInputPythonFunctionOperator

endInput

Methods inherited from class org.apache.flink.streaming.api.operators.python.process.AbstractExternalPythonFunctionOperator

createPythonEnvironmentManager, drainUnregisteredTimers, emitResult, emitResults, invokeFinishBundle

Methods inherited from class org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator

checkInvokeFinishBundleByCount, finish, getConfiguration, getFlinkMetricContainer, prepareSnapshotPreBarrier, processWatermark, setCurrentKey

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

beforeInitializeStateHandler, 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, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processRecordAttributes, processRecordAttributes1, processRecordAttributes2, processWatermark, processWatermark1, processWatermark1, processWatermark2, processWatermark2, processWatermarkStatus, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, reportOrForwardLatencyMarker, 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.Input

processLatencyMarker, processRecordAttributes, processWatermark, processWatermark, processWatermarkStatus

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.OneInputStreamOperator

setKeyContextElement

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.Triggerable

onEventTime, onProcessingTime

Field Details

inputTimeFieldIndex

protected final int inputTimeFieldIndex

The row time index of the input data.

lowerBoundary

protected final long lowerBoundary

Window lower boundary.

Constructor Details

AbstractStreamArrowPythonOverWindowAggregateFunctionOperator

public AbstractStreamArrowPythonOverWindowAggregateFunctionOperator(org.apache.flink.configuration.Configuration config,
 org.apache.flink.table.functions.python.PythonFunctionInfo[] pandasAggFunctions,
 org.apache.flink.table.types.logical.RowType inputType,
 org.apache.flink.table.types.logical.RowType udfInputType,
 org.apache.flink.table.types.logical.RowType udfOutputType,
 int inputTimeFieldIndex,
 long lowerBoundary,
 org.apache.flink.table.runtime.generated.GeneratedProjection inputGeneratedProjection)

Method Details

open

public void open()
          throws Exception

Specified by:

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

Overrides:

open in class AbstractArrowPythonAggregateFunctionOperator

Throws:

Exception

processElementInternal

public void processElementInternal(org.apache.flink.table.data.RowData value)
                            throws Exception

Specified by:

processElementInternal in class AbstractStatelessFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

Throws:

Exception