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

类 AbstractEmbeddedStatelessFunctionOperator

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.embedded.AbstractEmbeddedPythonFunctionOperator<org.apache.flink.table.data.RowData>

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

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>

直接已知子类:

EmbeddedPythonScalarFunctionOperator, EmbeddedPythonTableFunctionOperator

@Internal
public abstract class AbstractEmbeddedStatelessFunctionOperator
extends AbstractEmbeddedPythonFunctionOperator<org.apache.flink.table.data.RowData>
implements 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.BoundedOneInput

Base class for all stream operators to execute Python Stateless Functions in embedded Python environment.

另请参阅:

序列化表格

字段概要

字段

限定符和类型	字段和说明
protected org.apache.flink.table.types.logical.RowType	inputType The input logical type.
protected org.apache.flink.table.data.GenericRowData	reuseResultRowData The GenericRowData reused holding the execution result of python udf.
protected StreamRecordRowDataWrappingCollector	rowDataWrapper The collector used to collect records.
protected int[]	udfInputOffsets The offsets of user-defined function inputs.
protected org.apache.flink.table.types.logical.RowType	udfInputType The user-defined function input logical type.
protected org.apache.flink.table.types.logical.RowType	udfOutputType The user-defined function output logical type.
protected Object[]	userDefinedFunctionInputArgs
protected PythonTypeUtils.DataConverter[]	userDefinedFunctionInputConverters
protected PythonTypeUtils.DataConverter[]	userDefinedFunctionOutputConverters

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

interpreter

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
AbstractEmbeddedStatelessFunctionOperator(org.apache.flink.configuration.Configuration config, 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[] udfInputOffsets)

方法概要

限定符和类型	方法和说明
void	open()

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

close, createPythonEnvironmentManager, invokeFinishBundle, openPythonInterpreter

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

processElement, processLatencyMarker, processRecordAttributes, processWatermark, processWatermarkStatus

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

endInput

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

hasKeyContext

字段详细资料

udfInputOffsets

protected final int[] udfInputOffsets

The offsets of user-defined function inputs.

inputType

protected final org.apache.flink.table.types.logical.RowType inputType

The input logical type.

udfInputType

protected final org.apache.flink.table.types.logical.RowType udfInputType

The user-defined function input logical type.

udfOutputType

protected final org.apache.flink.table.types.logical.RowType udfOutputType

The user-defined function output logical type.

reuseResultRowData

protected transient org.apache.flink.table.data.GenericRowData reuseResultRowData

The GenericRowData reused holding the execution result of python udf.

rowDataWrapper

protected transient StreamRecordRowDataWrappingCollector rowDataWrapper

The collector used to collect records.

userDefinedFunctionInputConverters

protected transient PythonTypeUtils.DataConverter[] userDefinedFunctionInputConverters

userDefinedFunctionInputArgs

protected transient Object[] userDefinedFunctionInputArgs

userDefinedFunctionOutputConverters

protected transient PythonTypeUtils.DataConverter[] userDefinedFunctionOutputConverters

构造器详细资料

AbstractEmbeddedStatelessFunctionOperator

public AbstractEmbeddedStatelessFunctionOperator(org.apache.flink.configuration.Configuration config,
                                                 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[] udfInputOffsets)

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

抛出:

Exception