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

类 PythonTableFunctionOperator

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.table.PythonTableFunctionOperator

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.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.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.YieldingOperator<org.apache.flink.table.data.RowData>

@Internal
public class PythonTableFunctionOperator
extends AbstractStatelessFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

The Python TableFunction 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.AbstractStatelessFunctionOperator

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

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

pythonFunctionRunner

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

bundleFinishedCallback, config, elementCount, lastFinishBundleTime, maxBundleSize, systemEnvEnabled

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

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

构造器概要

构造器

构造器和说明

PythonTableFunctionOperator(org.apache.flink.configuration.Configuration config, org.apache.flink.table.functions.python.PythonFunctionInfo tableFunction, org.apache.flink.table.types.logical.RowType inputType, org.apache.flink.table.types.logical.RowType udfInputType, org.apache.flink.table.types.logical.RowType udfOutputType, org.apache.flink.table.runtime.operators.join.FlinkJoinType joinType, org.apache.flink.table.runtime.generated.GeneratedProjection udtfInputGeneratedProjection)

方法概要

限定符和类型	方法和说明
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.
FlinkFnApi.CoderInfoDescriptor	createInputCoderInfoDescriptor(org.apache.flink.table.types.logical.RowType runnerInputType)
FlinkFnApi.CoderInfoDescriptor	createOutputCoderInfoDescriptor(org.apache.flink.table.types.logical.RowType runnerOutType)
FlinkFnApi.UserDefinedFunctions	createUserDefinedFunctionsProto() Gets the proto representation of the Python user-defined functions to be executed.
void	emitResult(org.apache.flink.api.java.tuple.Tuple3<String,byte[],Integer> resultTuple) Sends the execution result to the downstream operator.
org.apache.flink.table.data.RowData	getFunctionInput(org.apache.flink.table.data.RowData element)
String	getFunctionUrn()
org.apache.flink.table.functions.python.PythonEnv	getPythonEnv() Returns the PythonEnv used to create PythonEnvironmentManager..
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.AbstractStatelessFunctionOperator

createPythonFunctionRunner, processElement

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

endInput

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

close, createPythonEnvironmentManager, emitResults, invokeFinishBundle

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

checkInvokeFinishBundleByCount, finish, getConfiguration, getFlinkMetricContainer, isBundleFinished, prepareSnapshotPreBarrier, processWatermark, 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, getStateKeySelector1, getStateKeySelector2, getTimeServiceManager, getUserCodeClassloader, hasKeyContext1, hasKeyContext2, initializeState, initializeState, isUsingCustomRawKeyedState, notifyCheckpointAborted, notifyCheckpointComplete, processLatencyMarker, processLatencyMarker1, processLatencyMarker2, processRecordAttributes, processRecordAttributes1, processRecordAttributes2, processWatermark1, processWatermark2, processWatermarkStatus, processWatermarkStatus1, processWatermarkStatus2, reportOrForwardLatencyMarker, setChainingStrategy, setKeyContextElement1, setKeyContextElement2, setMailboxExecutor, setProcessingTimeService, setup, snapshotState, snapshotState, useSplittableTimers

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

close, finish, getMetricGroup, getOperatorAttributes, 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, processRecordAttributes, processWatermark, processWatermarkStatus

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

hasKeyContext

构造器详细资料

PythonTableFunctionOperator

public PythonTableFunctionOperator(org.apache.flink.configuration.Configuration config,
                                   org.apache.flink.table.functions.python.PythonFunctionInfo tableFunction,
                                   org.apache.flink.table.types.logical.RowType inputType,
                                   org.apache.flink.table.types.logical.RowType udfInputType,
                                   org.apache.flink.table.types.logical.RowType udfOutputType,
                                   org.apache.flink.table.runtime.operators.join.FlinkJoinType joinType,
                                   org.apache.flink.table.runtime.generated.GeneratedProjection udtfInputGeneratedProjection)

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 AbstractStatelessFunctionOperator<org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData,org.apache.flink.table.data.RowData>

抛出:

Exception

getPythonEnv

public org.apache.flink.table.functions.python.PythonEnv getPythonEnv()

从类复制的说明: AbstractExternalPythonFunctionOperator

Returns the PythonEnv used to create PythonEnvironmentManager..

指定者:

getPythonEnv 在类中 AbstractExternalPythonFunctionOperator<org.apache.flink.table.data.RowData>

getFunctionUrn

public String getFunctionUrn()

指定者:

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

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 runnerOutType)

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>

createUserDefinedFunctionsProto

public FlinkFnApi.UserDefinedFunctions createUserDefinedFunctionsProto()

从类复制的说明: AbstractStatelessFunctionOperator

Gets the proto representation of the Python user-defined functions to be executed.

指定者:

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

bufferInput

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

从类复制的说明: AbstractStatelessFunctionOperator

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

指定者:

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

getFunctionInput

public org.apache.flink.table.data.RowData getFunctionInput(org.apache.flink.table.data.RowData element)

指定者:

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

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

emitResult

public void emitResult(org.apache.flink.api.java.tuple.Tuple3<String,byte[],Integer> resultTuple)
                throws Exception

从类复制的说明: AbstractExternalPythonFunctionOperator

Sends the execution result to the downstream operator.

指定者:

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

抛出:

Exception