org.voovan.tools.collection

Class FixedQueue<E>

java.lang.Object

org.voovan.tools.collection.FixedQueue<E>

public class FixedQueue<E>
extends Object

定长队列 当队列满时,会自动清除头部元素

Constructor Summary

Constructors

Constructor and Description
FixedQueue(int limit)

Method Summary

Modifier and Type	Method and Description
void	addAll(Collection<E> datas)
void	addIndex(int index, E object)
List<E>	asList()
void	clearAll() 清空队列
FixedQueue<E>	clone()
E	get(int position)
E	getFirst()
E	getLast()
int	getLimit()
boolean	isEmpty()
void	offer(E e) 入列：当队列大小已满时，把队头的元素poll掉，将数据插入队尾
E	removeFirst()
boolean	removeFirst(E e)
E	removeIndex(int index)
E	removeLast()
void	set(E e, int position)
int	size()
List<E>	subList(int from, int to)

Methods inherited from class java.lang.Object

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

Constructor Detail

FixedQueue

public FixedQueue(int limit)

Method Detail

offer

public void offer(E e)

入列：当队列大小已满时，把队头的元素poll掉，将数据插入队尾

Parameters:

e - 入队的元素

set

public void set(E e,
                int position)

get

public E get(int position)

clearAll

public void clearAll()

清空队列

getLast

public E getLast()

getFirst

public E getFirst()

getLimit

public int getLimit()

size

public int size()

isEmpty

public boolean isEmpty()

removeLast

public E removeLast()

removeFirst

public E removeFirst()

removeFirst

public boolean removeFirst(E e)

removeIndex

public E removeIndex(int index)

addIndex

public void addIndex(int index,
                     E object)

subList

public List<E> subList(int from,
                       int to)

asList

public List<E> asList()

clone

public FixedQueue<E> clone()

Overrides:

clone in class Object

addAll

public void addAll(Collection<E> datas)