Package uno.xifan.id.generator.distributed.segmentid.concurrent

Class ConcurrentRingBuffer<T>

java.lang.Object

uno.xifan.id.generator.distributed.segmentid.concurrent.ConcurrentRingBuffer<T>

public class ConcurrentRingBuffer<T>
extends Object

Constructor Summary

Constructors

Constructor	Description
ConcurrentRingBuffer(int capacity, boolean overwrite)	创建环形缓冲区（默认非公平锁）
ConcurrentRingBuffer(int capacity, boolean overwrite, boolean fair)	创建环形缓冲区

Method Summary

Modifier and Type	Method	Description
int	capacity()
void	clear()
boolean	isEmpty()
boolean	isFull()
boolean	offer(T item)
T	poll()
T	poll(long timeout, TimeUnit unit)
void	put(T item)
boolean	put(T item, long timeout, TimeUnit unit)
int	size()
T	take()

Methods inherited from class java.lang.Object

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

Constructor Details

ConcurrentRingBuffer

public ConcurrentRingBuffer(int capacity,
 boolean overwrite,
 boolean fair)

创建环形缓冲区

Parameters:

capacity - 缓冲区容量

overwrite - 当缓冲区满时，是否覆盖最旧数据

fair - 是否使用公平锁

ConcurrentRingBuffer

public ConcurrentRingBuffer(int capacity,
 boolean overwrite)

创建环形缓冲区（默认非公平锁）

Parameters:

capacity - 缓冲区容量

overwrite - 当缓冲区满时，是否覆盖最旧数据

Method Details

put

public void put(T item)
         throws InterruptedException

Throws:

InterruptedException

put

public boolean put(T item,
 long timeout,
 TimeUnit unit)
            throws InterruptedException

Throws:

InterruptedException

offer

public boolean offer(T item)

take

public T take()
       throws InterruptedException

Throws:

InterruptedException

poll

public T poll(long timeout,
 TimeUnit unit)
       throws InterruptedException

Throws:

InterruptedException

poll

public T poll()

size

public int size()

capacity

public int capacity()

isEmpty

public boolean isEmpty()

isFull

public boolean isFull()

clear

public void clear()