org.huihoo.jfox.pool
Class SimpleObjectPool

org.huihoo.jfox.service.ComponentSupport
  |
  +--org.huihoo.jfox.pool.AbstractObjectPool
        |
        +--org.huihoo.jfox.pool.SimpleObjectPool

All Implemented Interfaces:

Component, ComponentSupportMBean, Loggable, ObjectPool, ObjectPoolMBean, Persistentable, java.io.Serializable, SimpleObjectPoolMBean

public class SimpleObjectPool

extends AbstractObjectPool

implements SimpleObjectPoolMBean

Author:

Young Yang

See Also:

Serialized Form

Fields inherited from class org.huihoo.jfox.pool.AbstractObjectPool

factory

Fields inherited from class org.huihoo.jfox.service.ComponentSupport

logger, name, objectName, proxyInstance, sequence, server, state

Constructor Summary

SimpleObjectPool(ObjectFactory factory)

SimpleObjectPool(ObjectFactory factory, int initNum, int maxRest)

SimpleObjectPool(java.lang.String objectFactoryClassName, java.lang.String poolableClassName)

SimpleObjectPool(java.lang.String objectFactoryClassName, java.lang.String poolableClassName, int initNum, int maxRest)

Method Summary

void	clear() Clears any objects sitting idle in the pool, releasing any associated resources
protected void	doDestroy() do actually destory action
protected void	doInit() do actually create action
int	getInitNum() 初始化池中对象的数目
int	getMaxRest() 池中对象最大的空闲数，超过这个空闲数之后，返回池的对象将不在池中保存
int	getRest() get the count of rest object
int	getWorking() get the count of working object
static void	main(java.lang.String[] args)
boolean	removeObject(PoolableObject obj) remove a poolable object from the pool
boolean	restoreObject(PoolableObject obj) restore the retrived object to object pool
PoolableObject	retrieveObject() retrieve Object from object pool

Methods inherited from class org.huihoo.jfox.pool.AbstractObjectPool

getObjectClass, getObjectFactory

Methods inherited from class org.huihoo.jfox.service.ComponentSupport

destroy, getLogger, getName, getObjectName, getProxyInstance, getState, handleNotification, init, parseName, postDeregister, postRegister, preDeregister, preRegister, setLogger, setName

Methods inherited from interface org.huihoo.jfox.pool.ObjectPoolMBean

getObjectClass, getObjectFactory

Methods inherited from interface org.huihoo.jfox.service.ComponentSupportMBean

getObjectName, getProxyInstance

Methods inherited from interface org.huihoo.jfox.service.Component

destroy, getName, getState, init

Methods inherited from interface org.huihoo.jfox.service.Loggable

getLogger

Constructor Detail

SimpleObjectPool

public SimpleObjectPool(ObjectFactory factory)

SimpleObjectPool

public SimpleObjectPool(ObjectFactory factory,
                        int initNum,
                        int maxRest)

SimpleObjectPool

public SimpleObjectPool(java.lang.String objectFactoryClassName,
                        java.lang.String poolableClassName)

SimpleObjectPool

public SimpleObjectPool(java.lang.String objectFactoryClassName,
                        java.lang.String poolableClassName,
                        int initNum,
                        int maxRest)

Method Detail

retrieveObject

public PoolableObject retrieveObject()
                              throws java.lang.Exception

retrieve Object from object pool

Returns:

restoreObject

public boolean restoreObject(PoolableObject obj)

restore the retrived object to object pool

Returns:

true if object passivate && push success, false if failed

removeObject

public boolean removeObject(PoolableObject obj)

Description copied from interface: ObjectPool

remove a poolable object from the pool

Following copied from interface: org.huihoo.jfox.pool.ObjectPool

Parameters:

obj -

Returns:

clear

public void clear()

Description copied from interface: ObjectPoolMBean

Clears any objects sitting idle in the pool, releasing any associated resources

Specified by:

clear in interface ObjectPoolMBean

Overrides:

clear in class AbstractObjectPool

getWorking

public int getWorking()

Description copied from interface: ObjectPoolMBean

get the count of working object

Specified by:

getWorking in interface ObjectPoolMBean

Overrides:

getWorking in class AbstractObjectPool

Following copied from interface: org.huihoo.jfox.pool.ObjectPoolMBean

Returns:

getRest

public int getRest()

Description copied from interface: ObjectPoolMBean

get the count of rest object

Specified by:

getRest in interface ObjectPoolMBean

Overrides:

getRest in class AbstractObjectPool

Following copied from interface: org.huihoo.jfox.pool.ObjectPoolMBean

Returns:

doInit

protected void doInit()
               throws java.lang.Exception

Description copied from class: ComponentSupport

do actually create action

Overrides:

doInit in class AbstractObjectPool

doDestroy

protected void doDestroy()
                  throws java.lang.Exception

Description copied from class: ComponentSupport

do actually destory action

Overrides:

doDestroy in class AbstractObjectPool

getInitNum

public int getInitNum()

Description copied from interface: SimpleObjectPoolMBean

初始化池中对象的数目

Specified by:

getInitNum in interface SimpleObjectPoolMBean

Following copied from interface: org.huihoo.jfox.pool.SimpleObjectPoolMBean

Returns:

getMaxRest

public int getMaxRest()

Description copied from interface: SimpleObjectPoolMBean

池中对象最大的空闲数，超过这个空闲数之后，返回池的对象将不在池中保存

Specified by:

getMaxRest in interface SimpleObjectPoolMBean

Following copied from interface: org.huihoo.jfox.pool.SimpleObjectPoolMBean

Returns:

main

public static void main(java.lang.String[] args)