org.bdgp.util
Class Queue

java.lang.Object
  |
  +--org.bdgp.util.Queue

public class Queue

extends java.lang.Object

A run of the mill FIFO queue.

Field Summary

protected java.util.Vector

data

Constructor Summary

Queue()
Create a new, empty Queue

Queue(java.util.Vector vector)
Creates a queue containing the data in the provided Vector

Method Summary

java.lang.Object	dequeue() Takes a value off the front of the queue
void	enqueue(java.lang.Object object) Adds a value to the end of the queue
boolean	isEmpty() Indicates whether or not the queue is empty
java.lang.Object	peek() Returns the value at the front of the queue
int	size() The number of elements in the Queue

Methods inherited from class java.lang.Object

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

Field Detail

data

protected java.util.Vector data

Constructor Detail

Queue

public Queue()

Create a new, empty Queue

Queue

public Queue(java.util.Vector vector)

Creates a queue containing the data in the provided Vector

Method Detail

enqueue

public void enqueue(java.lang.Object object)

Adds a value to the end of the queue

dequeue

public java.lang.Object dequeue()

Takes a value off the front of the queue

isEmpty

public boolean isEmpty()

Indicates whether or not the queue is empty

size

public int size()

The number of elements in the Queue

peek

public java.lang.Object peek()

Returns the value at the front of the queue