org.forester.datastructures

Class Queue

java.lang.Object

org.forester.datastructures.Queue

public class Queue
extends Object

Constructor Summary

Constructors

Constructor and Description
Queue() This created a new, empty Queue object.

Method Summary

Modifier and Type	Method and Description
void	clear() Removes all elements from this queue.
Object	dequeue() Dequeues one element from this queue.
void	enqueue(Object element) Adds Object element to thisqueue.
boolean	isEmpty() Returns whether or not this queue is empty.

Methods inherited from class java.lang.Object

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

Constructor Detail

Queue

public Queue()

This created a new, empty Queue object.

Method Detail

clear

public void clear()

Removes all elements from this queue.

dequeue

public Object dequeue()
               throws NoSuchElementException

Dequeues one element from this queue.

Returns:

the dequeued object

Throws:

NoSuchElementException - if this queue is empty

enqueue

public void enqueue(Object element)

Adds Object element to thisqueue.

Parameters:

element - the Object to be enqueued

isEmpty

public boolean isEmpty()

Returns whether or not this queue is empty.

Returns:

true if this queue is empty, false otherwise