org.apache.activemq.usage

Class TempUsage

java.lang.Object

org.apache.activemq.usage.Usage<T>

org.apache.activemq.usage.PercentLimitUsage<TempUsage>

org.apache.activemq.usage.TempUsage

All Implemented Interfaces:

org.apache.activemq.Service

public class TempUsage
extends PercentLimitUsage<TempUsage>

Used to keep track of how much of something is being used so that a productive working set usage can be controlled. Main use case is manage memory usage.

Field Summary

Fields inherited from class org.apache.activemq.usage.PercentLimitUsage

percentLimit, total

Fields inherited from class org.apache.activemq.usage.Usage

name, parent, percentUsage, usageLock, waitForSpaceCondition

Constructor Summary

Constructors

Constructor and Description
TempUsage()
TempUsage(String name, PListStore store)
TempUsage(TempUsage parent, String name)

Method Summary

Modifier and Type	Method and Description
int	getPercentUsage()
PListStore	getStore()
protected long	retrieveUsage()
void	setStore(PListStore store)
protected void	updateLimitBasedOnPercent()

Methods inherited from class org.apache.activemq.usage.PercentLimitUsage

getPercentLimit, getTotal, percentLimitFromFile, setPercentLimit, setTotal

Methods inherited from class org.apache.activemq.usage.Usage

addChild, addUsageListener, caclPercentUsage, getExecutor, getLimit, getLimiter, getName, getNumUsageListeners, getParent, getPercentUsageMinDelta, getPollingTime, getUsage, getUsagePortion, isFull, isFull, isStarted, notifyCallbackWhenNotFull, onLimitChange, removeChild, removeUsageListener, setExecutor, setLimit, setLimiter, setName, setParent, setPercentUsage, setPercentUsageMinDelta, setPollingTime, setUsagePortion, start, stop, toString, waitForSpace, waitForSpace, waitForSpace

Methods inherited from class java.lang.Object

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

Constructor Detail

TempUsage

public TempUsage()

TempUsage

public TempUsage(String name,
                 PListStore store)

TempUsage

public TempUsage(TempUsage parent,
                 String name)

Method Detail

getPercentUsage

public int getPercentUsage()

Overrides:

getPercentUsage in class org.apache.activemq.usage.Usage<TempUsage>

retrieveUsage

protected long retrieveUsage()

Specified by:

retrieveUsage in class org.apache.activemq.usage.Usage<TempUsage>

getStore

public PListStore getStore()

setStore

public void setStore(PListStore store)

updateLimitBasedOnPercent

protected void updateLimitBasedOnPercent()

Specified by:

updateLimitBasedOnPercent in class PercentLimitUsage<TempUsage>