org.xwt.util
Class Queue

java.lang.Object
  org.xwt.util.Queue

public class Queue

extends java.lang.Object

A simple synchronized queue, implemented as an array

Constructor Summary

Queue(int initiallength)

Method Summary

void	append(java.lang.Object o) Add an element to the back of the queue
void	flush() Empties the queue
java.lang.Object	peek() Returns the top element in the queue without removing it
void	prepend(java.lang.Object o) Add an element to the front of the queue
java.lang.Object	remove() Remove and return and element from the queue, blocking if empty.
java.lang.Object	remove(boolean block) Remove and return an element from the queue, blocking if block is true and the queue is empty.
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

Constructor Detail

Queue

public Queue(int initiallength)

Method Detail

size

public int size()

The number of elements in the queue

flush

public void flush()

Empties the queue

prepend

public void prepend(java.lang.Object o)

Add an element to the front of the queue

append

public void append(java.lang.Object o)

Add an element to the back of the queue

remove

public java.lang.Object remove()

Remove and return and element from the queue, blocking if empty.

remove

public java.lang.Object remove(boolean block)

Remove and return an element from the queue, blocking if block is true and the queue is empty.

peek

public java.lang.Object peek()

Returns the top element in the queue without removing it