com.jcorporate.expresso.core.dbobj
Class CacheStatEntry

java.lang.Object
  com.jcorporate.expresso.core.dbobj.CacheStatEntry

All Implemented Interfaces:

Comparable

public class CacheStatEntry

extends Object

implements Comparable

Cache Statistic Entry. Used by the DBObject system for tracking cache hit statistics

Version:

1.0

Constructor Summary

CacheStatEntry(String newName, String newDBName)
Creates new CacheStatEntry

Method Summary

int	compareTo(Object o) Compares this object with the specified object for order.
int	getCacheHits() Retrieve the number of cache hits
int	getCacheMisses() Retrieve the number of cache misses
String	getDataContext() Retrieve the data context of the stat entry
String	getDBObjName() Retrieve the classname of the DBObject for this cache stat
int	getReadCount() Retrieve the overall read count for dbobjects
void	incCounts(boolean cached) Increment the counts for the particular class name.

Methods inherited from class java.lang.Object

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

Constructor Detail

CacheStatEntry

public CacheStatEntry(String newName,
                      String newDBName)

Creates new CacheStatEntry

Parameters:

newName - the new dbobject name

newDBName - the data context for the name

Method Detail

getReadCount

public int getReadCount()

Retrieve the overall read count for dbobjects

Returns:

integer

getCacheHits

public int getCacheHits()

Retrieve the number of cache hits

Returns:

integer

getCacheMisses

public int getCacheMisses()

Retrieve the number of cache misses

Returns:

integer

getDataContext

public String getDataContext()

Retrieve the data context of the stat entry

Returns:

java.lang.String

getDBObjName

public String getDBObjName()

Retrieve the classname of the DBObject for this cache stat

Returns:

java.lang.String

incCounts

public void incCounts(boolean cached)

Increment the counts for the particular class name. Increments the read count and either the cache hit or cache miss

Parameters:

cached - true if we got a cache hit, false if we got a cache miss

compareTo

public int compareTo(Object o)

Compares this object with the specified object for order.

order by hit rate, hits/misses

Specified by:

compareTo in interface Comparable

Parameters:

o - the Object to be compared.

Returns:

a negative integer, zero, or a positive integer as this object is less than, equal to, or greater than the specified object.

Throws:

ClassCastException - if the specified object's type prevents it from being compared to this Object.