com.Prominic.jFTPd
Class IdleKiller

java.lang.Object
  java.lang.Thread
      com.Prominic.jFTPd.IdleKiller

All Implemented Interfaces:

java.lang.Runnable

public class IdleKiller
extends java.lang.Thread

This class is used to kill idle connections - that is connections that didn't send any command in the specified period and which don't do any transfers - are not busy. Connections are checked every 15 seconds.

Nested Class Summary

Nested classes/interfaces inherited from class java.lang.Thread

java.lang.Thread.State, java.lang.Thread.UncaughtExceptionHandler

Field Summary

(package private) boolean	DEBUG
(package private) ConnectionHandler	handler
(package private) boolean	running
(package private) long	sleepTime
(package private) long	timeout

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

IdleKiller(ConnectionHandler handler, long timeout)
Creates an idle killer.

Method Summary

long	getTimeout()
void	run() Runs the thread.
void	setTimeout(long t) Sets the timeout value.
void	shutdownConnections() This terminates all the active connections, no matter if they are idle or not.

Methods inherited from class java.lang.Thread

activeCount, checkAccess, countStackFrames, currentThread, destroy, dumpStack, enumerate, getAllStackTraces, getContextClassLoader, getDefaultUncaughtExceptionHandler, getId, getName, getPriority, getStackTrace, getState, getThreadGroup, getUncaughtExceptionHandler, holdsLock, interrupt, interrupted, isAlive, isDaemon, isInterrupted, join, join, join, resume, setContextClassLoader, setDaemon, setDefaultUncaughtExceptionHandler, setName, setPriority, setUncaughtExceptionHandler, sleep, sleep, start, stop, stop, suspend, toString, yield

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG

boolean DEBUG

handler

ConnectionHandler handler

timeout

long timeout

sleepTime

long sleepTime

running

boolean running

Constructor Detail

IdleKiller

public IdleKiller(ConnectionHandler handler,
                  long timeout)

Creates an idle killer.

Parameters:

handler - - connection handler

timeout - - the timeout period

Method Detail

getTimeout

public long getTimeout()

Returns:

long the time out period.

run

public void run()

Runs the thread. It calls connection.terminate() for each connection that is idle. FTP clients can use the NOOP command to keep the connection alive.

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread

setTimeout

public void setTimeout(long t)

Sets the timeout value.

Parameters:

t - - new timeout value.

shutdownConnections

public void shutdownConnections()

This terminates all the active connections, no matter if they are idle or not. Used when shutting down the server. Creation date: (07-Aug-02 17:54:36)