com.espertech.esper.filter

Class FilterForEvalConstantDouble

java.lang.Object

com.espertech.esper.filter.FilterForEvalConstantDouble

All Implemented Interfaces:

FilterSpecParamFilterForEval, FilterSpecParamFilterForEvalDouble, MetaDefItem, Serializable

public class FilterForEvalConstantDouble
extends Object
implements FilterSpecParamFilterForEvalDouble

A Double-typed value as a filter parameter representing a range.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
FilterForEvalConstantDouble(double doubleValue) Ctor.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
double	getDoubleValue() Returns the constant value.
Double	getFilterValue(MatchedEventMap matchedEvents, ExprEvaluatorContext exprEvaluatorContext) Returns the filter value representing the endpoint.
Double	getFilterValueDouble(MatchedEventMap matchedEvents, ExprEvaluatorContext exprEvaluatorContext)
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

FilterForEvalConstantDouble

public FilterForEvalConstantDouble(double doubleValue)

Ctor.

Parameters:

doubleValue - is the value of the range endpoint

Method Detail

getFilterValue

public final Double getFilterValue(MatchedEventMap matchedEvents,
                                   ExprEvaluatorContext exprEvaluatorContext)

Description copied from interface: FilterSpecParamFilterForEval

Returns the filter value representing the endpoint.

Specified by:

getFilterValue in interface FilterSpecParamFilterForEval

Parameters:

matchedEvents - is the prior results

exprEvaluatorContext - eval context

Returns:

filter value

getFilterValueDouble

public Double getFilterValueDouble(MatchedEventMap matchedEvents,
                                   ExprEvaluatorContext exprEvaluatorContext)

Specified by:

getFilterValueDouble in interface FilterSpecParamFilterForEvalDouble

getDoubleValue

public double getDoubleValue()

Returns the constant value.

Returns:

constant

toString

public final String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object