net.anotheria.util.queue

Class QueueImpl<T>

java.lang.Object

net.anotheria.util.queue.QueueImpl<T>

All Implemented Interfaces:

IQueue<T>

Direct Known Subclasses:

TimestampedQueueImpl

public class QueueImpl<T>
extends Object
implements IQueue<T>

An implementation of the IQueue interface. Note, in the pre-1.5 times we used to have an own implementation here, but now its simply a wrapper to ArrayBlockingQueue.

Since:

22.06.2004

Author:

lrosenberg

Method Summary

Methods

Modifier and Type	Method and Description
void	addListener(IQueueListener listener) Adds a queue listener to the queue.
int	getElementCount() Returns the number of elements in the queue.
boolean	hasElements() Returns true if the queue contains elements.
T	nextElement() Returns the nextElement from the queue, removes the element from the queue afterwards.
void	putElement(T o) Puts a new element in the queue.
void	removeListener(IQueueListener listener) Removes a queue listener from the queue.
int	size() Returns the size of the queue.
String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

addListener

public void addListener(IQueueListener listener)

Description copied from interface: IQueue

Adds a queue listener to the queue.

Specified by:

addListener in interface IQueue<T>

getElementCount

public int getElementCount()

Description copied from interface: IQueue

Returns the number of elements in the queue.

Specified by:

getElementCount in interface IQueue<T>

Returns:

size

public int size()

Description copied from interface: IQueue

Returns the size of the queue.

Specified by:

size in interface IQueue<T>

Returns:

hasElements

public boolean hasElements()

Description copied from interface: IQueue

Returns true if the queue contains elements.

Specified by:

hasElements in interface IQueue<T>

Returns:

nextElement

public T nextElement()

Description copied from interface: IQueue

Returns the nextElement from the queue, removes the element from the queue afterwards.

Specified by:

nextElement in interface IQueue<T>

Returns:

putElement

public void putElement(T o)
                throws QueueOverflowException

Puts a new element in the queue.

Specified by:

putElement in interface IQueue<T>

Parameters:

o -

Throws:

QueueOverflowException - if the queue is full.

removeListener

public void removeListener(IQueueListener listener)

Description copied from interface: IQueue

Removes a queue listener from the queue.

Specified by:

removeListener in interface IQueue<T>

toString

public String toString()

Overrides:

toString in class Object