util
Class SimpleQueue

java.lang.Object
  |
  +--util.SimpleQueue

All Implemented Interfaces:

Queue

public class SimpleQueue

extends Object

implements Queue

A multithreaded queue

Version:

Author:

Jim Adamich

, Dave Jurgens , James Brodman

Field Summary

private LinkedList	queue
private static long	serialVersionUID

Constructor Summary

SimpleQueue()

Method Summary

Object	dequeue() Returns the item at the bottom of the queue.
void	enqueue(Object o) Enqueues the specified object.
boolean	isEmpty() Returns whether the queue is currently empty.
int	size() Returns the number of items currently in the queue.
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

queue

private final LinkedList queue

Constructor Detail

SimpleQueue

public SimpleQueue()

Method Detail

enqueue

public void enqueue(Object o)

Enqueues the specified object.

Specified by:

enqueue in interface Queue

dequeue

public Object dequeue()

Returns the item at the bottom of the queue. If the queue is empty, this call will block until it is non-empty.

Specified by:

dequeue in interface Queue

isEmpty

public boolean isEmpty()

Description copied from interface: Queue

Returns whether the queue is currently empty.

Specified by:

isEmpty in interface Queue

size

public int size()

Description copied from interface: Queue

Returns the number of items currently in the queue.

Specified by:

size in interface Queue

toString

public String toString()

Overrides:

toString in class Object