org.huihoo.jfox.service
Class ComponentSupport

org.huihoo.jfox.service.ComponentSupport

All Implemented Interfaces:

Component, ComponentSupportMBean, Loggable, Persistentable, java.io.Serializable

Direct Known Subclasses:

AbstractObjectPool, ServiceSupport, SimpleConnectionPool, SimpleThreadPool

public abstract class ComponentSupport

implements ComponentSupportMBean

Author:

Young Yang

See Also:

Serialized Form

Field Summary

protected Logger	logger
protected java.lang.String	name service name of the service
protected javax.management.ObjectName	objectName the ObjectName of the service register into the MBeanServer
protected java.lang.Object	proxyInstance
protected long	sequence
protected javax.management.MBeanServer	server MBeanService instance
protected State	state the status value of the service

Constructor Summary

ComponentSupport()

ComponentSupport(java.lang.String name)

Method Summary

void	destroy() doDestroy the service, tear down
protected abstract void	doDestroy() do actually destory action
protected abstract void	doInit() do actually create action
Logger	getLogger() get the logger
java.lang.String	getName() get the name of the Service, example: NamingService
javax.management.ObjectName	getObjectName() get the ObjectName of the Service, if not registered in MBeanServer, will return null the ObjectName maybe signed in the MLet Config file
java.lang.reflect.Proxy	getProxyInstance() get the proxy instance if return itself, unregisterMBean will invalidate
State	getState() get the state of the Service, the status defined in Status class
void	handleNotification(javax.management.Notification notification, java.lang.Object obj)
void	init() doCreate the service, do expensive operations etc
protected static java.lang.String	parseName(java.lang.String className)
void	postDeregister()
void	postRegister(java.lang.Boolean registrationDone)
void	preDeregister()
javax.management.ObjectName	preRegister(javax.management.MBeanServer server, javax.management.ObjectName name) ObjectName must specified in the MLet, or use registerMBean specified explicitly
protected void	setLogger(Logger logger)
protected void	setName(java.lang.String name)

Field Detail

name

protected java.lang.String name

service name of the service

objectName

protected javax.management.ObjectName objectName

the ObjectName of the service register into the MBeanServer

state

protected volatile State state

the status value of the service

server

protected javax.management.MBeanServer server

MBeanService instance

logger

protected Logger logger

sequence

protected volatile long sequence

proxyInstance

protected java.lang.Object proxyInstance

Constructor Detail

ComponentSupport

public ComponentSupport()

ComponentSupport

public ComponentSupport(java.lang.String name)

Method Detail

getName

public java.lang.String getName()

Description copied from interface: Component

get the name of the Service, example: NamingService

Specified by:

getName in interface Component

setName

protected void setName(java.lang.String name)

getObjectName

public javax.management.ObjectName getObjectName()

Description copied from interface: ComponentSupportMBean

get the ObjectName of the Service, if not registered in MBeanServer, will return null the ObjectName maybe signed in the MLet Config file

Specified by:

getObjectName in interface ComponentSupportMBean

getState

public State getState()

Description copied from interface: Component

get the state of the Service, the status defined in Status class

Specified by:

getState in interface Component

getProxyInstance

public java.lang.reflect.Proxy getProxyInstance()

get the proxy instance if return itself, unregisterMBean will invalidate

Specified by:

getProxyInstance in interface ComponentSupportMBean

getLogger

public Logger getLogger()

Description copied from interface: Loggable

get the logger

Specified by:

getLogger in interface Loggable

setLogger

protected void setLogger(Logger logger)

init

public void init()
          throws java.lang.Exception

Description copied from interface: Component

doCreate the service, do expensive operations etc

Specified by:

init in interface Component

destroy

public void destroy()
             throws java.lang.Exception

Description copied from interface: Component

doDestroy the service, tear down

Specified by:

destroy in interface Component

preRegister

public javax.management.ObjectName preRegister(javax.management.MBeanServer server,
                                               javax.management.ObjectName name)
                                        throws java.lang.Exception

ObjectName must specified in the MLet, or use registerMBean specified explicitly

postRegister

public void postRegister(java.lang.Boolean registrationDone)

preDeregister

public void preDeregister()
                   throws java.lang.Exception

postDeregister

public void postDeregister()

handleNotification

public void handleNotification(javax.management.Notification notification,
                               java.lang.Object obj)

doInit

protected abstract void doInit()
                        throws java.lang.Exception

do actually create action

doDestroy

protected abstract void doDestroy()
                           throws java.lang.Exception

do actually destory action

parseName

protected static java.lang.String parseName(java.lang.String className)