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

类 ArrowPythonScalarFunctionOperator

java.lang.Object

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

org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator<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.scalar.AbstractPythonScalarFunctionOperator

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

所有已实现的接口:

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

@Internal
public class ArrowPythonScalarFunctionOperator
extends AbstractPythonScalarFunctionOperator

Arrow Python ScalarFunction operator.

另请参阅:

序列化表格

字段概要

从类继承的字段 org.apache.flink.table.runtime.operators.python.scalar.AbstractPythonScalarFunctionOperator

forwardedFields, reuseJoinedRow, rowDataWrapper, scalarFunctions

从类继承的字段 org.apache.flink.table.runtime.operators.python.AbstractStatelessFunctionOperator

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

从类继承的字段 org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator

config, elementCount, jobOptions, maxBundleSize, pythonConfig, pythonFunctionRunner

从类继承的字段 org.apache.flink.streaming.api.operators.AbstractStreamOperator

chainingStrategy, latencyStats, LOG, metrics, output, processingTimeService

构造器概要

构造器

构造器和说明
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)

方法概要

限定符和类型	方法和说明
void	close()
FlinkFnApi.CoderInfoDescriptor	createInputCoderInfoDescriptor(org.apache.flink.table.types.logical.RowType runnerInputType)
FlinkFnApi.CoderInfoDescriptor	createOutputCoderInfoDescriptor(org.apache.flink.table.types.logical.RowType runnerOutputType)
void	emitResult(org.apache.flink.api.java.tuple.Tuple2<byte[],Integer> resultTuple) Sends the execution result to the downstream operator.
void	endInput()
void	finish()
protected void	invokeFinishBundle()
void	open()
void	processElementInternal(org.apache.flink.table.data.RowData value)

从类继承的方法 org.apache.flink.table.runtime.operators.python.scalar.AbstractPythonScalarFunctionOperator

bufferInput, createUserDefinedFunctionOutputType, getFunctionInput, getFunctionUrn, getPythonEnv, getUserDefinedFunctionsProto

从类继承的方法 org.apache.flink.table.runtime.operators.python.AbstractStatelessFunctionOperator

createPythonFunctionRunner, processElement

从类继承的方法 org.apache.flink.streaming.api.operators.python.AbstractPythonFunctionOperator

checkInvokeFinishBundleByCount, createPythonEnvironmentManager, emitResults, getConfiguration, getFlinkMetricContainer, isBundleFinished, prepareSnapshotPreBarrier, processWatermark, setConfiguration, setCurrentKey

从类继承的方法 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, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, reportOrForwardLatencyMarker, setChainingStrategy, setKeyContextElement1, setKeyContextElement2, setProcessingTimeService, setup, snapshotState, snapshotState

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

从接口继承的方法 org.apache.flink.streaming.api.operators.OneInputStreamOperator

setKeyContextElement

从接口继承的方法 org.apache.flink.streaming.api.operators.StreamOperator

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

从接口继承的方法 org.apache.flink.api.common.state.CheckpointListener

notifyCheckpointAborted, notifyCheckpointComplete

从接口继承的方法 org.apache.flink.streaming.api.operators.KeyContext

getCurrentKey, setCurrentKey

从接口继承的方法 org.apache.flink.streaming.api.operators.Input

processLatencyMarker, processWatermark, processWatermarkStatus

构造器详细资料

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)

方法详细资料

open

public void open()
          throws Exception

指定者:

open 在接口中 org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.data.RowData>

覆盖:

open 在类中 AbstractPythonScalarFunctionOperator

抛出:

Exception

createInputCoderInfoDescriptor

public FlinkFnApi.CoderInfoDescriptor createInputCoderInfoDescriptor(org.apache.flink.table.types.logical.RowType runnerInputType)

指定者:

createInputCoderInfoDescriptor 在类中 AbstractStatelessFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

createOutputCoderInfoDescriptor

public FlinkFnApi.CoderInfoDescriptor createOutputCoderInfoDescriptor(org.apache.flink.table.types.logical.RowType runnerOutputType)

指定者:

createOutputCoderInfoDescriptor 在类中 AbstractStatelessFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

invokeFinishBundle

protected void invokeFinishBundle()
                           throws Exception

覆盖:

invokeFinishBundle 在类中 AbstractPythonFunctionOperator<org.apache.flink.table.data.RowData>

抛出:

Exception

endInput

public void endInput()
              throws Exception

指定者:

endInput 在接口中 org.apache.flink.streaming.api.operators.BoundedOneInput

覆盖:

endInput 在类中 AbstractOneInputPythonFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

抛出:

Exception

finish

public void finish()
            throws Exception

指定者:

finish 在接口中 org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.data.RowData>

覆盖:

finish 在类中 AbstractPythonFunctionOperator<org.apache.flink.table.data.RowData>

抛出:

Exception

close

public void close()
           throws Exception

指定者:

close 在接口中 org.apache.flink.streaming.api.operators.StreamOperator<org.apache.flink.table.data.RowData>

覆盖:

close 在类中 AbstractPythonFunctionOperator<org.apache.flink.table.data.RowData>

抛出:

Exception

emitResult

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

从类复制的说明: AbstractPythonFunctionOperator

Sends the execution result to the downstream operator.

指定者:

emitResult 在类中 AbstractPythonFunctionOperator<org.apache.flink.table.data.RowData>

抛出:

Exception

processElementInternal

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

指定者:

processElementInternal 在类中 AbstractStatelessFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

抛出:

Exception