io.ray.streaming.operator

Interface Operator

All Superinterfaces:

Serializable

All Known Subinterfaces:

OneInputOperator<T>, SourceOperator<T>, TwoInputOperator<T,O>

All Known Implementing Classes:

ChainedOperator, FilterOperator, FlatMapOperator, JoinOperator, KeyByOperator, MapOperator, PythonOperator, PythonOperator.ChainedPythonOperator, ReduceOperator, SinkOperator, SourceOperatorImpl, StreamOperator, UnionOperator

public interface Operator
extends Serializable

Method Summary

Modifier and Type	Method and Description
void	close()
void	finish()
ChainStrategy	getChainStrategy()
Function	getFunction()
Language	getLanguage()
String	getName()
OperatorType	getOpType()
void	loadCheckpoint(Serializable checkpointObject) See Function.loadCheckpoint(Serializable).
void	open(List<Collector> collectors, RuntimeContext runtimeContext)
Serializable	saveCheckpoint() See Function.saveCheckpoint().

Method Detail

getName

String getName()

open

void open(List<Collector> collectors,
          RuntimeContext runtimeContext)

finish

void finish()

close

void close()

getFunction

Function getFunction()

getLanguage

Language getLanguage()

getOpType

OperatorType getOpType()

getChainStrategy

ChainStrategy getChainStrategy()

saveCheckpoint

Serializable saveCheckpoint()

See Function.saveCheckpoint().

loadCheckpoint

void loadCheckpoint(Serializable checkpointObject)

See Function.loadCheckpoint(Serializable).