org.apache.flink.table.runtime.operators.python.scalar.arrow

Class ArrowPythonScalarFunctionOperator

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<IN,OUT,UDFIN>

org.apache.flink.table.runtime.operators.python.scalar.AbstractPythonScalarFunctionOperator<org.apache.flink.table.runtime.types.CRow,org.apache.flink.table.runtime.types.CRow,org.apache.flink.types.Row>

org.apache.flink.table.runtime.operators.python.scalar.AbstractRowPythonScalarFunctionOperator

org.apache.flink.table.runtime.operators.python.scalar.arrow.ArrowPythonScalarFunctionOperator

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.runtime.types.CRow>, org.apache.flink.streaming.api.operators.KeyContext, org.apache.flink.streaming.api.operators.OneInputStreamOperator<org.apache.flink.table.runtime.types.CRow,org.apache.flink.table.runtime.types.CRow>, org.apache.flink.streaming.api.operators.SetupableStreamOperator<org.apache.flink.table.runtime.types.CRow>, org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.runtime.types.CRow>, org.apache.flink.streaming.api.operators.StreamOperatorStateHandler.CheckpointedStreamOperator, org.apache.flink.util.Disposable

@Internal
public class ArrowPythonScalarFunctionOperator
extends AbstractRowPythonScalarFunctionOperator

Arrow Python ScalarFunction operator for the old planner.

See Also:

Serialized Form

Field Summary

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

cRowWrapper

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

forwardedFields, scalarFunctions

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
ArrowPythonScalarFunctionOperator(org.apache.flink.configuration.Configuration config, org.apache.flink.table.functions.python.PythonFunctionInfo[] scalarFunctions, org.apache.flink.table.types.logical.RowType inputType, org.apache.flink.table.types.logical.RowType outputType, int[] udfInputOffsets, int[] forwardedFields)

Method Summary

Modifier and Type	Method and Description
void	close()
void	dispose()
void	emitResult(org.apache.flink.api.java.tuple.Tuple2<byte[],Integer> resultTuple) Sends the execution result to the downstream operator.
void	endInput()
String	getInputOutputCoderUrn()
protected void	invokeFinishBundle()
void	open()
void	processElementInternal(org.apache.flink.table.runtime.types.CRow value)

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

bufferInput, getFunctionInput

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

getFunctionUrn, getPythonEnv, getUserDefinedFunctionsProto

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

createPythonFunctionRunner, processElement

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

checkInvokeFinishBundleByCount, createPythonEnvironmentManager, emitResults, getConfig, getFlinkMetricContainer, getPythonConfig, isBundleFinished, 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

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

ArrowPythonScalarFunctionOperator

public ArrowPythonScalarFunctionOperator(org.apache.flink.configuration.Configuration config,
                                         org.apache.flink.table.functions.python.PythonFunctionInfo[] scalarFunctions,
                                         org.apache.flink.table.types.logical.RowType inputType,
                                         org.apache.flink.table.types.logical.RowType outputType,
                                         int[] udfInputOffsets,
                                         int[] forwardedFields)

Method Detail

open

public void open()
          throws Exception

Specified by:

open in interface org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.runtime.types.CRow>

Overrides:

open in class AbstractRowPythonScalarFunctionOperator

Throws:

Exception

invokeFinishBundle

protected void invokeFinishBundle()
                           throws Exception

Overrides:

invokeFinishBundle in class AbstractPythonFunctionOperator<org.apache.flink.table.runtime.types.CRow>

Throws:

Exception

dispose

public void dispose()
             throws Exception

Specified by:

dispose in interface org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.runtime.types.CRow>

Specified by:

dispose in interface org.apache.flink.util.Disposable

Overrides:

dispose in class AbstractPythonFunctionOperator<org.apache.flink.table.runtime.types.CRow>

Throws:

Exception

close

public void close()
           throws Exception

Specified by:

close in interface org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.runtime.types.CRow>

Overrides:

close in class AbstractPythonFunctionOperator<org.apache.flink.table.runtime.types.CRow>

Throws:

Exception

endInput

public void endInput()
              throws Exception

Specified by:

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

Overrides:

endInput in class AbstractOneInputPythonFunctionOperator<org.apache.flink.table.runtime.types.CRow,org.apache.flink.table.runtime.types.CRow>

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.runtime.types.CRow>

Throws:

Exception

getInputOutputCoderUrn

public String getInputOutputCoderUrn()

Overrides:

getInputOutputCoderUrn in class AbstractPythonScalarFunctionOperator<org.apache.flink.table.runtime.types.CRow,org.apache.flink.table.runtime.types.CRow,org.apache.flink.types.Row>

processElementInternal

public void processElementInternal(org.apache.flink.table.runtime.types.CRow value)
                            throws Exception

Specified by:

processElementInternal in class AbstractStatelessFunctionOperator<org.apache.flink.table.runtime.types.CRow,org.apache.flink.table.runtime.types.CRow,org.apache.flink.types.Row>

Throws:

Exception