org.streampipes.wrapper.esper

Class EsperEventEngine<T extends org.streampipes.wrapper.params.binding.EventProcessorBindingParams>

java.lang.Object

org.streampipes.wrapper.runtime.PipelineElement<B>

org.streampipes.wrapper.runtime.EventProcessor<T>

org.streampipes.wrapper.esper.EsperEventEngine<T>

public abstract class EsperEventEngine<T extends org.streampipes.wrapper.params.binding.EventProcessorBindingParams>
extends org.streampipes.wrapper.runtime.EventProcessor<T>

Field Summary

Fields

Modifier and Type	Field and Description
protected com.espertech.esper.client.EPServiceProvider	epService
protected List<com.espertech.esper.client.EPStatement>	epStatements

Constructor Summary

Constructors

Constructor and Description
EsperEventEngine(T params)

Method Summary

Modifier and Type	Method and Description
void	bind(T parameters, org.streampipes.wrapper.routing.SpOutputCollector collector)
void	discard()
protected String	fixEventName(String eventName)
protected Writer	getWriter(org.streampipes.wrapper.routing.SpOutputCollector collector, T params)
protected List<String>	makeStatementList(String statement)
void	onEvent(Map<String,Object> event, String sourceInfo)
protected abstract List<String>	statements(T bindingParameters)

Methods inherited from class org.streampipes.wrapper.runtime.PipelineElement

getGraph

Methods inherited from class java.lang.Object

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

Field Detail

epService

protected com.espertech.esper.client.EPServiceProvider epService

epStatements

protected List<com.espertech.esper.client.EPStatement> epStatements

Constructor Detail

EsperEventEngine

public EsperEventEngine(T params)

Method Detail

bind

public void bind(T parameters,
                 org.streampipes.wrapper.routing.SpOutputCollector collector)

Specified by:

bind in class org.streampipes.wrapper.runtime.EventProcessor<T extends org.streampipes.wrapper.params.binding.EventProcessorBindingParams>

onEvent

public void onEvent(Map<String,Object> event,
                    String sourceInfo)

Specified by:

onEvent in class org.streampipes.wrapper.runtime.PipelineElement<T extends org.streampipes.wrapper.params.binding.EventProcessorBindingParams>

discard

public void discard()

Specified by:

discard in class org.streampipes.wrapper.runtime.PipelineElement<T extends org.streampipes.wrapper.params.binding.EventProcessorBindingParams>

statements

protected abstract List<String> statements(T bindingParameters)

fixEventName

protected String fixEventName(String eventName)

makeStatementList

protected List<String> makeStatementList(String statement)

getWriter

protected Writer getWriter(org.streampipes.wrapper.routing.SpOutputCollector collector,
                           T params)