fr.gedeon.telnetservice
Class TelnetService

java.lang.Object
  fr.gedeon.telnetservice.TelnetService

All Implemented Interfaces:

SessionListener, Runnable

public final class TelnetService
extends Object
implements Runnable, SessionListener

The service's main daemon component is the Telnet Service. It is configured by the integrating environment at setup/ initialization phase. Refer to the Introduction to Telnet Service for an overview of this service.

Author:

wgedeon

Field Summary

protected TreeMap<Integer,TelnetServiceExtension>	actionListenerFactories The provider telnet user action listener factories, those will be picked by event distribution priority
protected fr.gedeon.telnetservice.OutputFormatMainHandlerImpl	outputFormat
protected TreeMap<Integer,TelnetServiceExtension>	promptDecoratorFactories
protected LinkedList<TelnetServiceExtension>	registeredExtensions
protected ServerSocket	serverSocket The server socket that is waiting for incoming connections
protected Thread	thread The current thread, also the running flag: the runnable runs while it is not null

Constructor Summary

TelnetService()
Default constructor, does nothing

Method Summary

void	connectionEstablished(SessionState sessionState) Notification that the session has just been established
void	connectionLost(SessionState sessionState) Notification that the session has just been lost
int	getBindPort() Retreive the current bind port
Iterator<Session>	getSessionsIterator()
boolean	isRunning()
void	registerExtension(TelnetServiceExtension serviceExtension)
void	run() Main service loop, while running accept connections and start Sessions
void	setBindPort(int bindPort) Set the bind port.
void	start() Start the service.
void	stop() Stop the service asap.
void	unregisterAllExtensions()

Methods inherited from class java.lang.Object

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

Field Detail

thread

protected Thread thread

The current thread, also the running flag: the runnable runs while it is not null

serverSocket

protected ServerSocket serverSocket

The server socket that is waiting for incoming connections

registeredExtensions

protected LinkedList<TelnetServiceExtension> registeredExtensions

actionListenerFactories

protected TreeMap<Integer,TelnetServiceExtension> actionListenerFactories

The provider telnet user action listener factories, those will be picked by event distribution priority

promptDecoratorFactories

protected TreeMap<Integer,TelnetServiceExtension> promptDecoratorFactories

outputFormat

protected fr.gedeon.telnetservice.OutputFormatMainHandlerImpl outputFormat

Constructor Detail

TelnetService

public TelnetService()

Default constructor, does nothing

Method Detail

unregisterAllExtensions

public void unregisterAllExtensions()

registerExtension

public void registerExtension(TelnetServiceExtension serviceExtension)

getSessionsIterator

public Iterator<Session> getSessionsIterator()

getBindPort

public int getBindPort()

Retreive the current bind port

Returns:

the current bind port value

setBindPort

public void setBindPort(int bindPort)

Set the bind port. This method must be called before the service is started.

Parameters:

bindPort - the desired bind port

isRunning

public boolean isRunning()

start

public void start()
           throws TelnetServiceStartException

Start the service.

Throws:

TelnetServiceStartException

stop

public void stop()

Stop the service asap.

run

public void run()

Main service loop, while running accept connections and start Sessions

Specified by:

run in interface Runnable

connectionEstablished

public void connectionEstablished(SessionState sessionState)

Description copied from interface: SessionListener

Notification that the session has just been established

Specified by:

connectionEstablished in interface SessionListener

Parameters:

sessionState - the current session state

connectionLost

public void connectionLost(SessionState sessionState)

Description copied from interface: SessionListener

Notification that the session has just been lost

Specified by:

connectionLost in interface SessionListener

Parameters:

sessionState - the current session state