tech.iooo.boot.netty.concurrent

Class ConcurrentIntToObjectArrayMap<T>

java.lang.Object

tech.iooo.boot.netty.concurrent.ConcurrentIntToObjectArrayMap<T>

public class ConcurrentIntToObjectArrayMap<T>
extends Object

高性能，仅适用于key值比较少的情况，不能超过512k个

Author:

Hank

Constructor Summary

Constructors

Constructor and Description
ConcurrentIntToObjectArrayMap()
ConcurrentIntToObjectArrayMap(int initialCapacity)

Method Summary

Modifier and Type	Method and Description
void	clear()
boolean	contains(int key)
T	get(int key)
T	getOrUpdate(int key, Supplier<T> producer)
static void	main(String[] args)
void	put(int key, T value)
boolean	remove(int key) 重置为未赋值

Methods inherited from class java.lang.Object

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

Constructor Detail

ConcurrentIntToObjectArrayMap

public ConcurrentIntToObjectArrayMap()

ConcurrentIntToObjectArrayMap

public ConcurrentIntToObjectArrayMap(int initialCapacity)

Method Detail

contains

public boolean contains(int key)

Parameters:

key -

Returns:

get

public T get(int key)

Parameters:

key -

Returns:

null为找不到

getOrUpdate

public T getOrUpdate(int key,
                     Supplier<T> producer)

put

public void put(int key,
                T value)

Parameters:

key - 大于零，小于512k

value -

remove

public boolean remove(int key)

重置为未赋值

Parameters:

key - 大于零，小于512k

clear

public void clear()

main

public static void main(String[] args)