net.esper.filter
Class FilterSpecParamRange

java.lang.Object
  extended by net.esper.filter.FilterSpecParam
      extended by net.esper.filter.FilterSpecParamRange

public final class FilterSpecParamRange
extends FilterSpecParam

This class represents a range filter parameter in an FilterSpec filter specification.


Constructor Summary
FilterSpecParamRange(String propertyName, FilterOperator filterOperator, FilterSpecParamRangeValue min, FilterSpecParamRangeValue max)
          Constructor.
 
Method Summary
 boolean equals(Object obj)
           
 Object getFilterValue(MatchedEventMap matchedEvents)
          Return the filter parameter constant to filter for.
 Class getFilterValueClass(Map<String,EventType> taggedEventTypes)
          Return the filter parameter constant's class.
 String toString()
           
 
Methods inherited from class net.esper.filter.FilterSpecParam
getFilterOperator, getPropertyName
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

FilterSpecParamRange

public FilterSpecParamRange(String propertyName,
                            FilterOperator filterOperator,
                            FilterSpecParamRangeValue min,
                            FilterSpecParamRangeValue max)
                     throws IllegalArgumentException
Constructor.

Parameters:
propertyName - is the event property name
filterOperator - is the type of range operator
min - is the begin point of the range
max - is the end point of the range
Throws:
IllegalArgumentException - if an operator was supplied that does not take a double range value
Method Detail

getFilterValueClass

public final Class getFilterValueClass(Map<String,EventType> taggedEventTypes)
Description copied from class: FilterSpecParam
Return the filter parameter constant's class.

Specified by:
getFilterValueClass in class FilterSpecParam
Parameters:
taggedEventTypes - is the event types per event as-name (tag)
Returns:
filter parameter value class

getFilterValue

public final Object getFilterValue(MatchedEventMap matchedEvents)
Description copied from class: FilterSpecParam
Return the filter parameter constant to filter for.

Specified by:
getFilterValue in class FilterSpecParam
Parameters:
matchedEvents - is the prior results that can be used to determine filter parameters
Returns:
filter parameter constant's value

toString

public final String toString()
Overrides:
toString in class FilterSpecParam

equals

public boolean equals(Object obj)
Overrides:
equals in class FilterSpecParam