IN
- The type of the elements in the input Transformation
OUT
- The type of the elements that result from this OneInputTransformation
@Internal public class OneInputTransformation<IN,OUT> extends PhysicalTransformation<OUT>
OneInputStreamOperator
to one input Transformation
.构造器和说明 |
---|
OneInputTransformation(org.apache.flink.api.dag.Transformation<IN> input,
String name,
OneInputStreamOperator<IN,OUT> operator,
org.apache.flink.api.common.typeinfo.TypeInformation<OUT> outputType,
int parallelism)
Creates a new
OneInputTransformation from the given input and operator. |
OneInputTransformation(org.apache.flink.api.dag.Transformation<IN> input,
String name,
StreamOperatorFactory<OUT> operatorFactory,
org.apache.flink.api.common.typeinfo.TypeInformation<OUT> outputType,
int parallelism) |
限定符和类型 | 方法和说明 |
---|---|
List<org.apache.flink.api.dag.Transformation<?>> |
getInputs() |
org.apache.flink.api.common.typeinfo.TypeInformation<IN> |
getInputType()
Returns the
TypeInformation for the elements of the input. |
OneInputStreamOperator<IN,OUT> |
getOperator() |
StreamOperatorFactory<OUT> |
getOperatorFactory()
Returns the
StreamOperatorFactory of this Transformation. |
org.apache.flink.api.java.functions.KeySelector<IN,?> |
getStateKeySelector()
Returns the
KeySelector that must be used for partitioning keyed state in this
Operation. |
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<IN,?> stateKeySelector)
Sets the
KeySelector that must be used for partitioning keyed state of this
operation. |
void |
setStateKeyType(org.apache.flink.api.common.typeinfo.TypeInformation<?> stateKeyType) |
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
public OneInputTransformation(org.apache.flink.api.dag.Transformation<IN> input, String name, OneInputStreamOperator<IN,OUT> operator, org.apache.flink.api.common.typeinfo.TypeInformation<OUT> outputType, int parallelism)
OneInputTransformation
from the given input and operator.input
- The input Transformation
name
- The name of the Transformation
, this will be shown in Visualizations and
the Logoperator
- The TwoInputStreamOperator
outputType
- The type of the elements produced by this OneInputTransformation
parallelism
- The parallelism of this OneInputTransformation
public OneInputTransformation(org.apache.flink.api.dag.Transformation<IN> input, String name, StreamOperatorFactory<OUT> operatorFactory, org.apache.flink.api.common.typeinfo.TypeInformation<OUT> outputType, int parallelism)
public org.apache.flink.api.common.typeinfo.TypeInformation<IN> getInputType()
TypeInformation
for the elements of the input.@VisibleForTesting public OneInputStreamOperator<IN,OUT> getOperator()
public StreamOperatorFactory<OUT> getOperatorFactory()
StreamOperatorFactory
of this Transformation.public void setStateKeySelector(org.apache.flink.api.java.functions.KeySelector<IN,?> stateKeySelector)
KeySelector
that must be used for partitioning keyed state of this
operation.stateKeySelector
- The KeySelector
to setpublic org.apache.flink.api.java.functions.KeySelector<IN,?> getStateKeySelector()
KeySelector
that must be used for partitioning keyed state in this
Operation.public void setStateKeyType(org.apache.flink.api.common.typeinfo.TypeInformation<?> stateKeyType)
public org.apache.flink.api.common.typeinfo.TypeInformation<?> getStateKeyType()
public List<org.apache.flink.api.dag.Transformation<?>> getTransitivePredecessors()
getTransitivePredecessors
在类中 org.apache.flink.api.dag.Transformation<OUT>
public List<org.apache.flink.api.dag.Transformation<?>> getInputs()
getInputs
在类中 org.apache.flink.api.dag.Transformation<OUT>
public final void setChainingStrategy(ChainingStrategy strategy)
PhysicalTransformation
Transformation
.setChainingStrategy
在类中 PhysicalTransformation<OUT>
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