org.apache.flink.streaming.api.transformations

类 LegacySinkTransformation<T>

java.lang.Object

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

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

org.apache.flink.streaming.api.transformations.LegacySinkTransformation<T>

类型参数:

T - The type of the elements in the input LegacySinkTransformation

@Internal
public class LegacySinkTransformation<T>
extends PhysicalTransformation<T>

This Transformation represents a stream Sink.

字段概要

从类继承的字段 org.apache.flink.api.dag.Transformation

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

构造器概要

构造器

构造器和说明
LegacySinkTransformation(org.apache.flink.api.dag.Transformation<T> input, String name, StreamOperatorFactory<Object> operatorFactory, int parallelism)
LegacySinkTransformation(org.apache.flink.api.dag.Transformation<T> input, String name, StreamSink<T> operator, int parallelism) Creates a new LegacySinkTransformation from the given input Transformation.

方法概要

限定符和类型	方法和说明
List<org.apache.flink.api.dag.Transformation<?>>	getInputs()
StreamSink<T>	getOperator()
StreamOperatorFactory<Object>	getOperatorFactory() Returns the StreamOperatorFactory of this LegacySinkTransformation.
org.apache.flink.api.java.functions.KeySelector<T,?>	getStateKeySelector() Returns the KeySelector that must be used for partitioning keyed state in this Sink.
org.apache.flink.api.common.typeinfo.TypeInformation<?>	getStateKeyType()
List<org.apache.flink.api.dag.Transformation<?>>	getTransitivePredecessors()
void	setChainingStrategy(ChainingStrategy strategy) Sets the chaining strategy of this Transformation.
void	setStateKeySelector(org.apache.flink.api.java.functions.KeySelector<T,?> stateKeySelector) Sets the KeySelector that must be used for partitioning keyed state of this Sink.
void	setStateKeyType(org.apache.flink.api.common.typeinfo.TypeInformation<?> stateKeyType)

从类继承的方法 org.apache.flink.api.dag.Transformation

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

从类继承的方法 java.lang.Object

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

构造器详细资料

LegacySinkTransformation

public LegacySinkTransformation(org.apache.flink.api.dag.Transformation<T> input,
                                String name,
                                StreamSink<T> operator,
                                int parallelism)

Creates a new LegacySinkTransformation from the given input Transformation.

参数:

input - The input Transformation

name - The name of the Transformation, this will be shown in Visualizations and the Log

operator - The sink operator

parallelism - The parallelism of this LegacySinkTransformation

LegacySinkTransformation

public LegacySinkTransformation(org.apache.flink.api.dag.Transformation<T> input,
                                String name,
                                StreamOperatorFactory<Object> operatorFactory,
                                int parallelism)

方法详细资料

getOperator

@VisibleForTesting
public StreamSink<T> getOperator()

getOperatorFactory

public StreamOperatorFactory<Object> getOperatorFactory()

Returns the StreamOperatorFactory of this LegacySinkTransformation.

setStateKeySelector

public void setStateKeySelector(org.apache.flink.api.java.functions.KeySelector<T,?> stateKeySelector)

Sets the KeySelector that must be used for partitioning keyed state of this Sink.

参数:

stateKeySelector - The KeySelector to set

getStateKeySelector

public org.apache.flink.api.java.functions.KeySelector<T,?> getStateKeySelector()

Returns the KeySelector that must be used for partitioning keyed state in this Sink.

另请参阅:

setStateKeySelector(org.apache.flink.api.java.functions.KeySelector<T, ?>)

setStateKeyType

public void setStateKeyType(org.apache.flink.api.common.typeinfo.TypeInformation<?> stateKeyType)

getStateKeyType

public org.apache.flink.api.common.typeinfo.TypeInformation<?> getStateKeyType()

getTransitivePredecessors

public List<org.apache.flink.api.dag.Transformation<?>> getTransitivePredecessors()

指定者:

getTransitivePredecessors 在类中 org.apache.flink.api.dag.Transformation<T>

getInputs

public List<org.apache.flink.api.dag.Transformation<?>> getInputs()

指定者:

getInputs 在类中 org.apache.flink.api.dag.Transformation<T>

setChainingStrategy

public final void setChainingStrategy(ChainingStrategy strategy)

从类复制的说明: PhysicalTransformation

Sets the chaining strategy of this Transformation.

指定者:

setChainingStrategy 在类中 PhysicalTransformation<T>