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java.lang.Objectnet.sf.ehcache.store.AbstractPolicy
public abstract class AbstractPolicy
A base policy class
| Constructor Summary | |
|---|---|
AbstractPolicy()
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| Method Summary | |
|---|---|
static int |
calculateSampleSize(int populationSize)
sampleSize how many samples to take |
static int[] |
generateRandomSample(int populationSize)
Generates a random sample from a population |
Element |
selectedBasedOnPolicy(Element[] sampledElements,
Element justAdded)
Finds the best eviction candidate based on the sampled elements. |
| Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Methods inherited from interface net.sf.ehcache.store.Policy |
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compare, getName |
| Constructor Detail |
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public AbstractPolicy()
| Method Detail |
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public static int calculateSampleSize(int populationSize)
populationSize - the size of the store
public Element selectedBasedOnPolicy(Element[] sampledElements,
Element justAdded)
selectedBasedOnPolicy in interface PolicysampledElements - this should be a random subset of the populationjustAdded - we never want to select the element just added. May be null.
public static int[] generateRandomSample(int populationSize)
populationSize - the size to draw from
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