org.apache.flink.contrib.siddhi

Class SiddhiStream

java.lang.Object

org.apache.flink.contrib.siddhi.SiddhiStream

Direct Known Subclasses:

SiddhiStream.ExecutableStream

@PublicEvolving
public abstract class SiddhiStream
extends Object

Siddhi CEP API Interface

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SiddhiStream.ExecutableStream
static class	SiddhiStream.ExecutionSiddhiStream
static class	SiddhiStream.SingleSiddhiStream<T>
static class	SiddhiStream.UnionSiddhiStream<T>

Constructor Summary

Constructors

Constructor and Description
SiddhiStream(SiddhiCEP environment)

Method Summary

Modifier and Type	Method and Description
protected <T> org.apache.flink.streaming.api.datastream.DataStream<org.apache.flink.api.java.tuple.Tuple2<String,Object>>	convertDataStream(org.apache.flink.streaming.api.datastream.DataStream<T> dataStream, String streamId) Convert DataStream<T> to DataStream<Tuple2<String,T>>.
protected SiddhiCEP	getEnvironment()
protected abstract org.apache.flink.streaming.api.datastream.DataStream<org.apache.flink.api.java.tuple.Tuple2<String,Object>>	toDataStream()

Methods inherited from class java.lang.Object

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

Constructor Detail

SiddhiStream

public SiddhiStream(SiddhiCEP environment)

Method Detail

getEnvironment

protected SiddhiCEP getEnvironment()

toDataStream

protected abstract org.apache.flink.streaming.api.datastream.DataStream<org.apache.flink.api.java.tuple.Tuple2<String,Object>> toDataStream()

convertDataStream

protected <T> org.apache.flink.streaming.api.datastream.DataStream<org.apache.flink.api.java.tuple.Tuple2<String,Object>> convertDataStream(org.apache.flink.streaming.api.datastream.DataStream<T> dataStream,
                                                                                                                                            String streamId)

Convert DataStream<T> to DataStream<Tuple2<String,T>>. If it's KeyedStream. pass through original keySelector