Package sonia.scm.cache

Class CacheStatistics

java.lang.Object

sonia.scm.cache.CacheStatistics

public final class CacheStatistics
extends Object

Statistics about the performance of a Cache. Instances of this class are immutable.

Since:

2.0.0

Constructor Summary

Constructors

Constructor	Description
CacheStatistics(String name, long hitCount, long missCount)	Constructs a new performance statistic for a Cache.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)
long	getHitCount()	Returns number of times requested elements were found in the cache.
double	getHitRate()	Returns the ratio of cache requests which were hits.
long	getMissCount()	Returns number of times a requested element was not found in the cache.
double	getMissRate()	Returns the ratio of cache requests which were misses.
String	getName()	Returns name of the cache.
long	getRequestCount()	Returns the total number of requests, this includes hits and misses.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

CacheStatistics

public CacheStatistics(String name,
 long hitCount,
 long missCount)

Constructs a new performance statistic for a Cache.

Parameters:

name - name of the cache

hitCount - hit count

missCount - miss count

Method Details

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

getHitCount

public long getHitCount()

Returns number of times requested elements were found in the cache.

Returns:

number of cache hits

getHitRate

public double getHitRate()

Returns the ratio of cache requests which were hits.

getMissCount

public long getMissCount()

Returns number of times a requested element was not found in the cache.

getMissRate

public double getMissRate()

Returns the ratio of cache requests which were misses.

getName

public String getName()

Returns name of the cache.

getRequestCount

public long getRequestCount()

Returns the total number of requests, this includes hits and misses.