Package org.apache.flink.streaming.api.transformations.python

Class PythonKeyedBroadcastStateTransformation<OUT>

java.lang.Object

org.apache.flink.api.dag.Transformation<T>

org.apache.flink.streaming.api.transformations.PhysicalTransformation<OUT>

org.apache.flink.streaming.api.transformations.AbstractBroadcastStateTransformation<Row,Row,OUT>

org.apache.flink.streaming.api.transformations.python.PythonKeyedBroadcastStateTransformation<OUT>

All Implemented Interfaces:

DelegateOperatorTransformation<OUT>

@Internal
public class PythonKeyedBroadcastStateTransformation<OUT>
extends AbstractBroadcastStateTransformation<Row,Row,OUT>
implements DelegateOperatorTransformation<OUT>

A Transformation representing a Python Keyed-Co-Broadcast-Process operation, which will be translated into different operations by PythonKeyedBroadcastStateTransformationTranslator.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.streaming.api.transformations.python.DelegateOperatorTransformation

DelegateOperatorTransformation.DelegateOperator<OUT>

Field Summary

Fields inherited from class org.apache.flink.api.dag.Transformation

bufferTimeout, description, id, name, outputType, typeUsed, UPPER_BOUND_MAX_PARALLELISM

Constructor Summary

Constructors

Constructor	Description
PythonKeyedBroadcastStateTransformation(String name, Configuration configuration, DataStreamPythonFunctionInfo dataStreamPythonFunctionInfo, Transformation<Row> regularInput, Transformation<Row> broadcastInput, List<MapStateDescriptor<?,?>> broadcastStateDescriptors, TypeInformation<Row> keyType, KeySelector<Row,Row> keySelector, TypeInformation<OUT> outTypeInfo, int parallelism)

Method Summary

Modifier and Type	Method	Description
Configuration	getConfiguration()
DataStreamPythonFunctionInfo	getDataStreamPythonFunctionInfo()
KeySelector<Row,Row>	getKeySelector()
SimpleOperatorFactory<OUT>	getOperatorFactory()
TypeInformation<Row>	getStateKeyType()

Methods inherited from class org.apache.flink.streaming.api.transformations.AbstractBroadcastStateTransformation

getBroadcastInput, getBroadcastStateDescriptors, getChainingStrategy, getInputs, getRegularInput, getTransitivePredecessorsInternal, setChainingStrategy

Methods inherited from class org.apache.flink.streaming.api.transformations.PhysicalTransformation

isSupportsConcurrentExecutionAttempts, setSupportsConcurrentExecutionAttempts

Methods inherited from class org.apache.flink.api.dag.Transformation

declareManagedMemoryUseCaseAtOperatorScope, declareManagedMemoryUseCaseAtSlotScope, equals, getAttribute, getBufferTimeout, getCoLocationGroupKey, getDescription, getId, getManagedMemoryOperatorScopeUseCaseWeights, getManagedMemorySlotScopeUseCases, getMaxParallelism, getMinResources, getName, getNewNodeId, getOutputType, getParallelism, getPreferredResources, getSlotSharingGroup, getTransitivePredecessors, getUid, getUserProvidedNodeHash, hashCode, isParallelismConfigured, setAttribute, setBufferTimeout, setCoLocationGroupKey, setDescription, setMaxParallelism, setName, setOutputType, setParallelism, setParallelism, setResources, setSlotSharingGroup, setSlotSharingGroup, setUid, setUidHash, toString, updateManagedMemoryStateBackendUseCase

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

PythonKeyedBroadcastStateTransformation

public PythonKeyedBroadcastStateTransformation(String name,
                                               Configuration configuration,
                                               DataStreamPythonFunctionInfo dataStreamPythonFunctionInfo,
                                               Transformation<Row> regularInput,
                                               Transformation<Row> broadcastInput,
                                               List<MapStateDescriptor<?,?>> broadcastStateDescriptors,
                                               TypeInformation<Row> keyType,
                                               KeySelector<Row,Row> keySelector,
                                               TypeInformation<OUT> outTypeInfo,
                                               int parallelism)

Method Detail

getConfiguration

public Configuration getConfiguration()

getDataStreamPythonFunctionInfo

public DataStreamPythonFunctionInfo getDataStreamPythonFunctionInfo()

getStateKeyType

public TypeInformation<Row> getStateKeyType()

getKeySelector

public KeySelector<Row,Row> getKeySelector()

getOperatorFactory

public SimpleOperatorFactory<OUT> getOperatorFactory()

Specified by:

getOperatorFactory in interface DelegateOperatorTransformation<OUT>