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

Class StreamArrowPythonGroupWindowAggregateFunctionOperator<K,W extends org.apache.flink.table.runtime.operators.window.Window>

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.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.StreamArrowPythonGroupWindowAggregateFunctionOperator<K,W>

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.OneInputStreamOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>, org.apache.flink.streaming.api.operators.SetupableStreamOperator<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,W>, org.apache.flink.util.Disposable

@Internal
public class StreamArrowPythonGroupWindowAggregateFunctionOperator<K,W extends org.apache.flink.table.runtime.operators.window.Window>
extends AbstractArrowPythonAggregateFunctionOperator
implements org.apache.flink.streaming.api.operators.Triggerable<K,W>

The Stream Arrow Python AggregateFunction Operator for Group Window Aggregation.

See Also:

Serialized Form

Field Summary

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

arrowSerializer, currentBatchCount, groupingSet, pandasAggFunctions, reuseJoinedRow, rowDataWrapper

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

bais, baisWrapper, baos, baosWrapper, forwardedInputQueue, inputType, outputType, userDefinedFunctionInputOffsets, userDefinedFunctionInputType, userDefinedFunctionOutputType

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

elementCount, maxBundleSize, pythonFunctionRunner

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

chainingStrategy, latencyStats, LOG, metrics, output, processingTimeService

Constructor Summary

Constructors

Constructor and Description

StreamArrowPythonGroupWindowAggregateFunctionOperator(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 outputType, int inputTimeFieldIndex, org.apache.flink.table.runtime.operators.window.assigners.WindowAssigner<W> windowAssigner, org.apache.flink.table.runtime.operators.window.triggers.Trigger<W> trigger, long allowedLateness, org.apache.flink.table.planner.expressions.PlannerNamedWindowProperty[] namedProperties, int[] groupingSet, int[] udafInputOffsets, java.time.ZoneId shiftTimeZone)

Method Summary

Modifier and Type	Method and Description
void	bufferInput(org.apache.flink.table.data.RowData input) Buffers the specified input, it will be used to construct the operator result together with the user-defined function execution result.
void	emitResult(org.apache.flink.api.java.tuple.Tuple2<byte[],Integer> resultTuple) Sends the execution result to the downstream operator.
void	onEventTime(org.apache.flink.streaming.api.operators.InternalTimer<K,W> timer)
void	onProcessingTime(org.apache.flink.streaming.api.operators.InternalTimer<K,W> timer)
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

dispose, getFunctionInput, getFunctionUrn, getInputOutputCoderUrn, getPythonEnv, getUserDefinedFunctionsProto, isBundleFinished, processElement

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

createPythonFunctionRunner

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

endInput

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

checkInvokeFinishBundleByCount, close, createPythonEnvironmentManager, emitResults, getConfig, getFlinkMetricContainer, getPythonConfig, invokeFinishBundle, prepareSnapshotPreBarrier, processWatermark, setCurrentKey, setPythonConfig

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

getChainingStrategy, getContainingTask, getCurrentKey, getExecutionConfig, getInternalTimerService, getKeyedStateBackend, getKeyedStateStore, getMetricGroup, getOperatorConfig, getOperatorID, getOperatorName, getOperatorStateBackend, getOrCreateKeyedState, getPartitionedState, getPartitionedState, getProcessingTimeService, getRuntimeContext, getTimeServiceManager, getUserCodeClassloader, initializeState, initializeState, isUsingCustomRawKeyedState, notifyCheckpointAborted, notifyCheckpointComplete, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processWatermark1, processWatermark2, reportOrForwardLatencyMarker, setChainingStrategy, 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

setKeyContextElement

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

close, getMetricGroup, 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, processWatermark

Constructor Detail

StreamArrowPythonGroupWindowAggregateFunctionOperator

public StreamArrowPythonGroupWindowAggregateFunctionOperator(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 outputType,
                                                             int inputTimeFieldIndex,
                                                             org.apache.flink.table.runtime.operators.window.assigners.WindowAssigner<W> windowAssigner,
                                                             org.apache.flink.table.runtime.operators.window.triggers.Trigger<W> trigger,
                                                             long allowedLateness,
                                                             org.apache.flink.table.planner.expressions.PlannerNamedWindowProperty[] namedProperties,
                                                             int[] groupingSet,
                                                             int[] udafInputOffsets,
                                                             java.time.ZoneId shiftTimeZone)

Method Detail

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 AbstractArrowPythonAggregateFunctionOperator

Throws:

Exception

bufferInput

public void bufferInput(org.apache.flink.table.data.RowData input)
                 throws Exception

Description copied from class: AbstractStatelessFunctionOperator

Buffers the specified input, it will be used to construct the operator result together with the user-defined function execution result.

Specified by:

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

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

emitResult

public void emitResult(org.apache.flink.api.java.tuple.Tuple2<byte[],Integer> resultTuple)
                throws Exception

Description copied from class: AbstractPythonFunctionOperator

Sends the execution result to the downstream operator.

Specified by:

emitResult in class AbstractPythonFunctionOperator<org.apache.flink.table.data.RowData>

Throws:

Exception

onEventTime

public void onEventTime(org.apache.flink.streaming.api.operators.InternalTimer<K,W> timer)
                 throws Exception

Specified by:

onEventTime in interface org.apache.flink.streaming.api.operators.Triggerable<K,W extends org.apache.flink.table.runtime.operators.window.Window>

Throws:

Exception

onProcessingTime

public void onProcessingTime(org.apache.flink.streaming.api.operators.InternalTimer<K,W> timer)
                      throws Exception

Specified by:

onProcessingTime in interface org.apache.flink.streaming.api.operators.Triggerable<K,W extends org.apache.flink.table.runtime.operators.window.Window>

Throws:

Exception