com.github.benmanes.caffeine.cache.simulator.policy.sampled

Class SamplingPolicy

java.lang.Object

com.github.benmanes.caffeine.cache.simulator.policy.sampled.SamplingPolicy

All Implemented Interfaces:

Policy

public final class SamplingPolicy
extends Object
implements Policy

A cache that uses a sampled array of entries to implement simple page replacement algorithms.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SamplingPolicy.EvictionPolicy The replacement policy.
static class	SamplingPolicy.Sample The algorithms to choose a random sample with.

Constructor Summary

Constructors

Constructor and Description
SamplingPolicy(Admission admission, SamplingPolicy.EvictionPolicy policy, com.typesafe.config.Config config)

Method Summary

Modifier and Type	Method and Description
static Set<Policy>	policies(com.typesafe.config.Config config, SamplingPolicy.EvictionPolicy policy) Returns all variations of this policy based on the configuration parameters.
void	record(long key) Records that the entry was accessed.
PolicyStats	stats() Returns the cache efficiency statistics.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.github.benmanes.caffeine.cache.simulator.policy.Policy

finished

Constructor Detail

SamplingPolicy

public SamplingPolicy(Admission admission,
                      SamplingPolicy.EvictionPolicy policy,
                      com.typesafe.config.Config config)

Method Detail

policies

public static Set<Policy> policies(com.typesafe.config.Config config,
                                   SamplingPolicy.EvictionPolicy policy)

Returns all variations of this policy based on the configuration parameters.

stats

public PolicyStats stats()

Description copied from interface: Policy

Returns the cache efficiency statistics.

Specified by:

stats in interface Policy

record

public void record(long key)

Description copied from interface: Policy

Records that the entry was accessed.

Specified by:

record in interface Policy