com.tangosol.net.cache
Interface ConfigurableCacheMap.UnitCalculator

All Known Subinterfaces:

OldCache.UnitCalculator

All Known Implementing Classes:

BinaryMemoryCalculator, OldCache.InternalUnitCalculator, SimpleMemoryCalculator

Enclosing interface:

ConfigurableCacheMap

public static interface ConfigurableCacheMap.UnitCalculator

A unit calculator is an object that can calculate the cost of caching an object.

Method Summary

int	calculateUnits(java.lang.Object oKey, java.lang.Object oValue) Calculate a cache cost for the specified cache entry key and value.
java.lang.String	getName() Obtain the name of the unit calculator.

Method Detail

calculateUnits

int calculateUnits(java.lang.Object oKey,
                   java.lang.Object oValue)

Calculate a cache cost for the specified cache entry key and value.

Parameters:

oKey - the cache key to evaluate for unit cost

oValue - the cache value to evaluate for unit cost

Returns:

an integer value 0 or greater, with a larger value signifying a higher cost

getName

java.lang.String getName()

Obtain the name of the unit calculator. This is intended to be human readable for use in a monitoring tool; examples include "SimpleMemoryCalculator" and "BinaryMemoryCalculator".

Returns:

the name of the unit calculator