org.openksavi.sponge.core.engine.event

Class NullEventQueue

java.lang.Object

org.openksavi.sponge.core.engine.BaseEngineModule

org.openksavi.sponge.core.engine.event.BaseEventQueue

org.openksavi.sponge.core.engine.event.NullEventQueue

All Implemented Interfaces:

EngineModule, EventQueue, Descriptive, HasEngine, Manageable

public class NullEventQueue
extends BaseEventQueue

Null event queue that forgets all events.

Field Summary

Fields inherited from class org.openksavi.sponge.core.engine.event.BaseEventQueue

capacity

Constructor Summary

Constructors

Constructor and Description
NullEventQueue() Creates a new null event queue.

Method Summary

Modifier and Type	Method and Description
void	clear() Clears this event queue.
Event	get(long timeout) Always returns null.
int	getCapacity() Always returns -1, that means unlimited size.
int	getSize()
void	put(Event event) Empty implementation.
void	setCapacity(int capacity) Empty implementation.

Methods inherited from class org.openksavi.sponge.core.engine.BaseEngineModule

doShutdown, doStartup, getDescription, getEngine, getInternalService, getLabel, getName, getState, isFailed, isNew, isNewOrStartingOrRunning, isRunning, isStarting, isStopping, isTerminated, setDescription, setEngine, setLabel, setName, shutdown, startup, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.openksavi.sponge.engine.event.EventQueue

getName

Methods inherited from interface org.openksavi.sponge.util.Manageable

isFailed, isNew, isRunning, isStarting, isStopping, isTerminated, shutdown, startup

Methods inherited from interface org.openksavi.sponge.util.Descriptive

getDescription, getLabel, setDescription, setLabel, setName

Methods inherited from interface org.openksavi.sponge.util.HasEngine

getEngine, setEngine

Constructor Detail

NullEventQueue

public NullEventQueue()

Creates a new null event queue.

Method Detail

put

public void put(Event event)
         throws QueueFullException

Empty implementation.

Throws:

QueueFullException

get

public Event get(long timeout)
          throws InterruptedException

Always returns null.

Throws:

InterruptedException

setCapacity

public void setCapacity(int capacity)

Empty implementation.

Specified by:

setCapacity in interface EventQueue

Overrides:

setCapacity in class BaseEventQueue

Parameters:

capacity - the capacity of the queue.

getCapacity

public int getCapacity()

Always returns -1, that means unlimited size.

Specified by:

getCapacity in interface EventQueue

Overrides:

getCapacity in class BaseEventQueue

Returns:

the capacity of the queue.

clear

public void clear()

Clears this event queue.

getSize

public int getSize()