org.streampipes.wrapper.esper

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

java.lang.Object

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

All Implemented Interfaces:

org.streampipes.wrapper.runtime.EventProcessor<T>, org.streampipes.wrapper.runtime.PipelineElement<T,org.streampipes.model.graph.DataProcessorInvocation>

public abstract class EsperEventEngine<T extends org.streampipes.wrapper.params.binding.EventProcessorBindingParams>
extends Object
implements 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()

Method Summary

Modifier and Type	Method and Description
protected String	fixEventName(String eventName)
protected Writer	getWriter(org.streampipes.wrapper.routing.SpOutputCollector collector, org.streampipes.wrapper.context.EventProcessorRuntimeContext runtimeContext)
protected List<String>	makeStatementList(String statement)
void	onDetach()
void	onEvent(org.streampipes.model.runtime.Event event, org.streampipes.wrapper.routing.SpOutputCollector collector)
void	onInvocation(T parameters, org.streampipes.wrapper.routing.SpOutputCollector collector, org.streampipes.wrapper.context.EventProcessorRuntimeContext runtimeContext)
protected abstract List<String>	statements(T bindingParameters)

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()

Method Detail

onInvocation

public void onInvocation(T parameters,
                         org.streampipes.wrapper.routing.SpOutputCollector collector,
                         org.streampipes.wrapper.context.EventProcessorRuntimeContext runtimeContext)

Specified by:

onInvocation in interface org.streampipes.wrapper.runtime.EventProcessor<T extends org.streampipes.wrapper.params.binding.EventProcessorBindingParams>

onEvent

public void onEvent(org.streampipes.model.runtime.Event event,
                    org.streampipes.wrapper.routing.SpOutputCollector collector)

Specified by:

onEvent in interface org.streampipes.wrapper.runtime.EventProcessor<T extends org.streampipes.wrapper.params.binding.EventProcessorBindingParams>

onDetach

public void onDetach()

Specified by:

onDetach in interface org.streampipes.wrapper.runtime.PipelineElement<T extends org.streampipes.wrapper.params.binding.EventProcessorBindingParams,org.streampipes.model.graph.DataProcessorInvocation>

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,
                           org.streampipes.wrapper.context.EventProcessorRuntimeContext runtimeContext)