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com.tangosol.net.cache
Class OldCache.InternalEvictionPolicy

java.lang.Object
com.tangosol.net.cache.OldCache.InternalEvictionPolicy

All Implemented Interfaces:

ConfigurableCacheMap.EvictionPolicy, OldCache.EvictionPolicy

Enclosing class:

OldCache

public static class OldCache.InternalEvictionPolicy

extends Object

implements OldCache.EvictionPolicy

The InternalEvictionPolicy represents a pluggable eviction policy for the non-pluggable built-in (internal) eviction policies supported by this cache implementation.

Method Summary

void	entryTouched(ConfigurableCacheMap.Entry entry) This method is called by the cache to indicate that an entry has been touched.
int	getEvictionType() Determine the OldCache eviction type represented by this InternalEvictionPolicy.
String	getName() Obtain the name of the eviction policy.
void	requestEviction(int cMaximum) This method is called by the cache when the cache requires the eviction policy to evict entries.

Method Detail

entryTouched

public void entryTouched(ConfigurableCacheMap.Entry entry)

This method is called by the cache to indicate that an entry has been touched.

Specified by:

entryTouched in interface ConfigurableCacheMap.EvictionPolicy

Parameters:

entry - the Cache Entry that has been touched

requestEviction

public void requestEviction(int cMaximum)

This method is called by the cache when the cache requires the eviction policy to evict entries.

Specified by:

requestEviction in interface ConfigurableCacheMap.EvictionPolicy

Parameters:

cMaximum - the maximum number of units that should remain in the cache when the eviction is complete

getName

public String getName()

Obtain the name of the eviction policy. This is intended to be human readable for use in a monitoring tool; examples include "LRU" and "LFU".

Specified by:

getName in interface ConfigurableCacheMap.EvictionPolicy

Returns:

the name of the eviction policy

getEvictionType

public int getEvictionType()

Determine the OldCache eviction type represented by this InternalEvictionPolicy.

Returns:

one of the EVICTION_POLICY_* constants

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