Package com.espertech.esper.common.internal.epl.script.mvel

Class ScriptEvaluatorMVEL

java.lang.Object

com.espertech.esper.common.internal.epl.script.core.ScriptEvaluatorBase

com.espertech.esper.common.internal.epl.script.mvel.ScriptEvaluatorMVEL

All Implemented Interfaces:

ExprEnumerationEval, ExprEvaluator, ScriptEvaluator

public class ScriptEvaluatorMVEL
extends ScriptEvaluatorBase

Field Summary

Fields inherited from class com.espertech.esper.common.internal.epl.script.core.ScriptEvaluatorBase

coercer, parameterNames, parameters, scriptName

Fields inherited from interface com.espertech.esper.common.internal.epl.expression.core.ExprEvaluator

EPTYPEARRAY

Fields inherited from interface com.espertech.esper.common.internal.epl.script.core.ScriptEvaluator

EPTYPE

Constructor Summary

Constructors

Constructor	Description
ScriptEvaluatorMVEL(String scriptName, String[] parameterNames, ExprEvaluator[] parameters, SimpleNumberCoercer coercer, Object executable)

Method Summary

Modifier and Type	Method	Description
Object	evaluate(EventBean[] eventsPerStream, boolean isNewData, ExprEvaluatorContext context)	Evaluate event tuple and return result.
Object	evaluate(Object lookupValues, ExprEvaluatorContext context)

Methods inherited from class com.espertech.esper.common.internal.epl.script.core.ScriptEvaluatorBase

evaluateGetEventBean, evaluateGetROCollectionEvents, evaluateGetROCollectionScalar

Methods inherited from class java.lang.Object

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

Constructor Details

ScriptEvaluatorMVEL

public ScriptEvaluatorMVEL(String scriptName,
 String[] parameterNames,
 ExprEvaluator[] parameters,
 SimpleNumberCoercer coercer,
 Object executable)

Method Details

evaluate

public Object evaluate(EventBean[] eventsPerStream,
 boolean isNewData,
 ExprEvaluatorContext context)

Description copied from interface: ExprEvaluator

Evaluate event tuple and return result.

Parameters:

eventsPerStream - - event tuple

isNewData - - indicates whether we are dealing with new data (istream) or old data (rstream)

context - context for expression evaluation

Returns:

evaluation result, a boolean value for OR/AND-type evalution nodes.

evaluate

public Object evaluate(Object lookupValues,
 ExprEvaluatorContext context)