com.sun.grizzly.util
Class SelectorFactory

java.lang.Object
  com.sun.grizzly.util.SelectorFactory

public class SelectorFactory
extends Object

Factory used to dispatch/share Selector.

Author:

Scott Oaks, Jean-Francois Arcand, gustav trede

Field Summary

static int

DEFAULT_MAX_SELECTORS

Constructor Summary

SelectorFactory()

Method Summary

static void	changeSelectorsBy(int delta) Changes the Selector cache size
static int	getMaxSelectors() Returns max selector pool size
static Selector	getSelector() Please ensure to use try finally around get and return of selector so avoid leaks.
static void	reimburseSelector() Add Selector to the cache.
static void	returnSelector(Selector s) Please ensure to use try finally around get and return of selector so avoid leaks.
static void	selectNowAndReturnSelector(Selector s) Executes Selector.selectNow() and returns the Selector to the cache
static void	setMaxSelectors(int size) Set max selector pool size.

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_MAX_SELECTORS

public static final int DEFAULT_MAX_SELECTORS

See Also:

Constant Field Values

Constructor Detail

SelectorFactory

public SelectorFactory()

Method Detail

setMaxSelectors

public static final void setMaxSelectors(int size)
                                  throws IOException

Set max selector pool size.

Parameters:

size - max pool size

Throws:

IOException

changeSelectorsBy

public static final void changeSelectorsBy(int delta)
                                    throws IOException

Changes the Selector cache size

Parameters:

delta -

Throws:

IOException

getMaxSelectors

public static final int getMaxSelectors()

Returns max selector pool size

Returns:

max pool size

getSelector

public static final Selector getSelector()

Please ensure to use try finally around get and return of selector so avoid leaks. Get a exclusive Selector

Returns:

Selector

returnSelector

public static final void returnSelector(Selector s)

Please ensure to use try finally around get and return of selector so avoid leaks. Return the Selector to the cache

Parameters:

s - Selector

selectNowAndReturnSelector

public static final void selectNowAndReturnSelector(Selector s)

Executes Selector.selectNow() and returns the Selector to the cache

reimburseSelector

public static final void reimburseSelector()
                                    throws IOException

Add Selector to the cache. This method could be called to reimberse a lost or problematic Selector.

Throws:

IOException