devutil
Class QueueMux

java.lang.Object
  devutil.QueueMux

public class QueueMux

extends java.lang.Object

Field Summary

private int	current
private Queue[]	queues

Constructor Summary

QueueMux(Queue[] queues)
Creates the array of queues managed by this class.

Method Summary

void	add(java.lang.Object item)
java.util.Enumeration	elements()
int	getCurrentActiveQueue() Returns the index of the queue currently active.
Queue[]	getQueues() Gets back the array of queues.
boolean	isEmpty()
java.lang.Object	remove() Blocks if the queue is empty.
void	setActiveQueue(int index) Sets the queue on which the operations are performed.
int	size()
void	waitUntilEmpty() It blocks until the queue is empty.

Methods inherited from class java.lang.Object

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

Field Detail

queues

private Queue[] queues

current

private int current

Constructor Detail

QueueMux

public QueueMux(Queue[] queues)

Creates the array of queues managed by this class.

Method Detail

getQueues

public Queue[] getQueues()

Gets back the array of queues.

setActiveQueue

public void setActiveQueue(int index)

Sets the queue on which the operations are performed. Default is 0, i.e., the first one in the array.

remove

public java.lang.Object remove()

Blocks if the queue is empty.

add

public void add(java.lang.Object item)

waitUntilEmpty

public void waitUntilEmpty()

It blocks until the queue is empty.

elements

public java.util.Enumeration elements()

isEmpty

public boolean isEmpty()

size

public int size()

getCurrentActiveQueue

public int getCurrentActiveQueue()

Returns the index of the queue currently active.