net.anotheria.util.queue

Interface IQueue<T>

All Known Subinterfaces:

ITimestampedQueue<T>

All Known Implementing Classes:

QueueImpl, TimestampedQueueImpl

public interface IQueue<T>

An interface for a queue.

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.

Method Detail

hasElements

boolean hasElements()

Returns true if the queue contains elements.

Returns:

getElementCount

int getElementCount()

Returns the number of elements in the queue.

Returns:

nextElement

T nextElement()

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

Returns:

putElement

void putElement(T o)
                throws QueueOverflowException

Puts a new element in the queue.

Parameters:

o -

Throws:

QueueOverflowException - if the queue is full.

addListener

void addListener(IQueueListener listener)

Adds a queue listener to the queue.

Parameters:

listener -

removeListener

void removeListener(IQueueListener listener)

Removes a queue listener from the queue.

Parameters:

listener -

size

int size()

Returns the size of the queue.

Returns: