com.sleepycat.je.utilint

Class LongMaxMapStat

java.lang.Object

com.sleepycat.je.utilint.BaseStat<T>

com.sleepycat.je.utilint.Stat<String>

com.sleepycat.je.utilint.MapStat<Long,LongMax>

com.sleepycat.je.utilint.LongMaxMapStat

All Implemented Interfaces:

Serializable, Cloneable

public final class LongMaxMapStat
extends MapStat<Long,LongMax>

A JE stat that maintains a map of LongMax values which can be looked up with a String key, and that returns results as a formatted string.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.sleepycat.je.utilint.MapStat

statMap

Fields inherited from class com.sleepycat.je.utilint.Stat

definition

Constructor Summary

Constructors

Constructor and Description
LongMaxMapStat(StatGroup group, StatDefinition definition) Creates an instance of this class.

Method Summary

Modifier and Type	Method and Description
LongMaxMapStat	computeInterval(Stat<String> base) Ignores base for a non-additive stat.
LongMaxMapStat	copy() Returns a copy of this statistic.
LongMax	createStat(String key) Creates, stores, and returns a new stat for the specified key.
void	negate() Do nothing for this non-additive stat.

Methods inherited from class com.sleepycat.je.utilint.MapStat

add, clear, copyAndClear, get, getFormattedValue, getMap, isNotSet, removeStat, set

Methods inherited from class com.sleepycat.je.utilint.Stat

copyAndAdd, getDefinition, toString, toStringVerbose

Methods inherited from class java.lang.Object

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

Constructor Detail

LongMaxMapStat

public LongMaxMapStat(StatGroup group,
                      StatDefinition definition)

Creates an instance of this class. The definition type must be INCREMENTAL.

Parameters:

group - the owning group

definition - the associated definition

Throws:

IllegalArgumentException - if the stat definition type is not INCREMENTAL

Method Detail

createStat

public LongMax createStat(String key)

Creates, stores, and returns a new stat for the specified key.

Parameters:

key - the key

Returns:

the new stat

copy

public LongMaxMapStat copy()

Description copied from class: BaseStat

Returns a copy of this statistic.

Overrides:

copy in class Stat<String>

Returns:

a copy

computeInterval

public LongMaxMapStat computeInterval(Stat<String> base)

Ignores base for a non-additive stat.

Specified by:

computeInterval in class Stat<String>

negate

public void negate()

Do nothing for this non-additive stat.

Specified by:

negate in class Stat<String>