com.maverick.nio
Class SelectorThread

java.lang.Object
  java.lang.Thread
      com.maverick.nio.SelectorThread

All Implemented Interfaces:

java.lang.Runnable

public class SelectorThread
extends java.lang.Thread

Provides management of a single selector.

Author:

Lee David Painter

Nested Class Summary

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

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

Field Summary

Fields inherited from class java.lang.Thread

MAX_PRIORITY, MIN_PRIORITY, NORM_PRIORITY

Constructor Summary

SelectorThread(SelectorThreadPool pool, SelectorThreadImpl impl, boolean isPermanent, int maximumNumOfChannels, int id, int idleServicePeriod, int inactivePeriodsPerIdleEvent, java.nio.channels.spi.SelectorProvider selectorProvider)
Construct a new selector thread.

Method Summary

void	addSelectorOperation(java.lang.Runnable r) Add an operation to the selector.
int	getMaximumLoad() Get the maximum number of channels that this thread can service.
int	getSelectorId() Get the id of this selector thread.
int	getThreadLoad() Get the current thread load.
boolean	isPermanent() Is this a permanent thread?
boolean	register(java.nio.channels.SelectableChannel sc, int ops, java.lang.Object attachment, boolean wakeUp) Register a channel with the selector.
void	run() The threads main.
void	shutdown() Shutdown the thread.
void	wakeup() Wakeup the selector.

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

Constructor Detail

SelectorThread

public SelectorThread(SelectorThreadPool pool,
                      SelectorThreadImpl impl,
                      boolean isPermanent,
                      int maximumNumOfChannels,
                      int id,
                      int idleServicePeriod,
                      int inactivePeriodsPerIdleEvent,
                      java.nio.channels.spi.SelectorProvider selectorProvider)
               throws java.io.IOException

Construct a new selector thread.

Parameters:

pool - SelectorThreadPool

impl - SelectorThreadImpl

isPermanent - boolean

maximumNumOfChannels - int

id - int

idleServicePeriod - int

inactivePeriodsPerIdleEvent - int

selectorProvider - SelectorProvider

Throws:

java.io.IOException

Method Detail

register

public boolean register(java.nio.channels.SelectableChannel sc,
                        int ops,
                        java.lang.Object attachment,
                        boolean wakeUp)
                 throws java.nio.channels.ClosedChannelException

Register a channel with the selector.

Parameters:

sc - SelectableChannel

ops - int

attachment - Object

wakeUp - boolean

Returns:

boolean

Throws:

java.nio.channels.ClosedChannelException

addSelectorOperation

public void addSelectorOperation(java.lang.Runnable r)

Add an operation to the selector.

Parameters:

r - Runnable

wakeup

public void wakeup()

Wakeup the selector.

getThreadLoad

public int getThreadLoad()

Get the current thread load.

Returns:

int

isPermanent

public boolean isPermanent()

Is this a permanent thread?

Returns:

boolean

shutdown

public void shutdown()

Shutdown the thread.

getSelectorId

public int getSelectorId()

Get the id of this selector thread.

Returns:

int

getMaximumLoad

public int getMaximumLoad()

Get the maximum number of channels that this thread can service.

Returns:

int

run

public void run()

The threads main.

Specified by:

run in interface java.lang.Runnable

Overrides:

run in class java.lang.Thread