com.espertech.esper.epl.variable
Class OnSetVariableViewFactory

java.lang.Object
  com.espertech.esper.epl.variable.OnSetVariableViewFactory

public class OnSetVariableViewFactory
extends java.lang.Object

A factory for a view that handles the setting of variables upon receipt of a triggering event.

Constructor Summary

OnSetVariableViewFactory(java.lang.String statementId, OnTriggerSetDesc desc, EventAdapterService eventAdapterService, VariableService variableService, StatementResultService statementResultService, ExprEvaluatorContext exprEvaluatorContext)
Ctor.

Method Summary

EventAdapterService	getEventAdapterService()
EventType	getEventType()
StatementResultService	getStatementResultService()
VariableReadWritePackage	getVariableReadWritePackage()
VariableService	getVariableService()
OnSetVariableView	instantiate(ExprEvaluatorContext exprEvaluatorContext)

Methods inherited from class java.lang.Object

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

Constructor Detail

OnSetVariableViewFactory

public OnSetVariableViewFactory(java.lang.String statementId,
                                OnTriggerSetDesc desc,
                                EventAdapterService eventAdapterService,
                                VariableService variableService,
                                StatementResultService statementResultService,
                                ExprEvaluatorContext exprEvaluatorContext)
                         throws ExprValidationException

Ctor.

Parameters:

desc - specification for the on-set statement

eventAdapterService - for creating statements

variableService - for setting variables

statementResultService - for coordinating on whether insert and remove stream events should be posted

exprEvaluatorContext - context for expression evalauation

Throws:

ExprValidationException - if the assignment expressions are invalid

Method Detail

instantiate

public OnSetVariableView instantiate(ExprEvaluatorContext exprEvaluatorContext)

getEventType

public EventType getEventType()

getEventAdapterService

public EventAdapterService getEventAdapterService()

getVariableService

public VariableService getVariableService()

getVariableReadWritePackage

public VariableReadWritePackage getVariableReadWritePackage()

getStatementResultService

public StatementResultService getStatementResultService()