Package org.apache.wayang.basic.operators

Class PyWayangReduceByOperator<Type,Key>

java.lang.Object

org.apache.wayang.core.plan.wayangplan.OperatorBase

org.apache.wayang.core.plan.wayangplan.UnaryToUnaryOperator<Type,Type>

org.apache.wayang.basic.operators.PyWayangReduceByOperator<Type,Key>

All Implemented Interfaces:

Serializable, ActualOperator, ElementaryOperator, Operator

public class PyWayangReduceByOperator<Type,Key>
extends UnaryToUnaryOperator<Type,Type>

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.wayang.core.plan.wayangplan.OperatorBase

OperatorBase.GsonSerializer

Field Summary

Fields

Modifier and Type	Field	Description
protected final Map<String,String>	parameters
protected final com.google.protobuf.ByteString	reduceDescriptor

Fields inherited from class org.apache.wayang.core.plan.wayangplan.OperatorBase

inputSlots, outputSlots, STANDARD_OPERATOR_ARGS

Fields inherited from interface org.apache.wayang.core.plan.wayangplan.Operator

FIRST_EPOCH

Constructor Summary

Constructors

Constructor	Description
PyWayangReduceByOperator(Map<String,String> parameters, com.google.protobuf.ByteString reduceDescriptor, Class<Type> inputType, Class<Type> outputType, boolean isSupportingBroadcastInputs)
PyWayangReduceByOperator(Map<String,String> parameters, com.google.protobuf.ByteString reduceDescriptor, DataSetType<Type> inputType, DataSetType<Type> outputType, boolean isSupportingBroadcastInputs)
PyWayangReduceByOperator(PyWayangReduceByOperator<Type,Type> that)

Method Summary

Modifier and Type	Method	Description
Map<String,String>	getParameters()
com.google.protobuf.ByteString	getReduceDescriptor()

Methods inherited from class org.apache.wayang.core.plan.wayangplan.UnaryToUnaryOperator

getInput, getInputType, getOutput, getOutputType

Methods inherited from class org.apache.wayang.core.plan.wayangplan.OperatorBase

accept, addBroadcastInput, addTargetPlatform, at, collectMappedInputSlots, collectMappedOutputSlots, copy, createCopy, getAllInputs, getAllOutputs, getCardinalityEstimator, getContainer, getEpoch, getName, getOriginal, getSimpleClassName, getTargetPlatforms, isAuxiliary, isSupportingBroadcastInputs, propagateInputCardinality, propagateOutputCardinality, setAuxiliary, setCardinalityEstimator, setContainer, setEpoch, setName, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.wayang.core.plan.wayangplan.ActualOperator

accept

Methods inherited from interface org.apache.wayang.core.plan.wayangplan.ElementaryOperator

createCardinalityEstimator, getCardinalityEstimator, isAuxiliary, setAuxiliary, setCardinalityEstimator

Methods inherited from interface org.apache.wayang.core.plan.wayangplan.Operator

addBroadcastInput, addTargetPlatform, broadcastTo, broadcastTo, collectMappedInputSlots, collectMappedOutputSlots, connectTo, connectTo, getAllInputs, getAllOutputs, getCardinalityPusher, getContainer, getEffectiveOccupant, getEffectiveOccupant, getEpoch, getEstimationContextProperties, getForwards, getInnermostLoop, getInput, getInput, getLoopStack, getName, getNumBroadcastInputs, getNumInputs, getNumOutputs, getNumRegularInputs, getOuterInputSlot, getOutermostInputSlot, getOutermostOutputSlots, getOutput, getOutput, getParent, getTargetPlatforms, isAlternative, isConversion, isElementary, isExecutionOperator, isFeedbackInput, isFeedforwardOutput, isLoopHead, isLoopSubplan, isOwnerOf, isReading, isSink, isSource, isSubplan, isSupportingBroadcastInputs, isUnconnected, propagateInputCardinality, propagateOutputCardinality, propagateOutputCardinality, replaceWith, setContainer, setEpoch, setInput, setName, setOutput

Field Details

parameters

protected final Map<String,String> parameters

reduceDescriptor

protected final com.google.protobuf.ByteString reduceDescriptor

Constructor Details

PyWayangReduceByOperator

public PyWayangReduceByOperator(Map<String,String> parameters,
 com.google.protobuf.ByteString reduceDescriptor,
 DataSetType<Type> inputType,
 DataSetType<Type> outputType,
 boolean isSupportingBroadcastInputs)

PyWayangReduceByOperator

public PyWayangReduceByOperator(Map<String,String> parameters,
 com.google.protobuf.ByteString reduceDescriptor,
 Class<Type> inputType,
 Class<Type> outputType,
 boolean isSupportingBroadcastInputs)

PyWayangReduceByOperator

public PyWayangReduceByOperator(PyWayangReduceByOperator<Type,Type> that)

Method Details

getParameters

public Map<String,String> getParameters()

getReduceDescriptor

public com.google.protobuf.ByteString getReduceDescriptor()