com.base4j.j2cache

接口 Cache

所有已知实现类:

EhCache, NullCache, RedisCache

public interface Cache

Implementors define a caching algorithm. All implementors must be threadsafe.

作者:

liudong

方法概要

限定符和类型	方法和说明
void	clear() Clear the cache
void	destroy() Clean up
void	evict(List keys) Batch remove cache objects
void	evict(Object key)
Object	get(Object key) Get an item from the cache, nontransactionally
List	keys()
void	put(Object key, Object value) Add an item to the cache, nontransactionally, with failfast semantics
void	put(Object key, Object value, Integer expireInSec) Add an item to the cache, nontransactionally, with failfast semantics
void	update(Object key, Object value) Add an item to the cache
void	update(Object key, Object value, Integer expireInSec) Add an item to the cache

方法详细资料

get

Object get(Object key)
    throws CacheException

Get an item from the cache, nontransactionally

参数:

key - cache key

返回:

the cached object or null

抛出:

CacheException

put

void put(Object key,
         Object value)
  throws CacheException

Add an item to the cache, nontransactionally, with failfast semantics

参数:

key - cache key

value - cache value

抛出:

CacheException

put

void put(Object key,
         Object value,
         Integer expireInSec)
  throws CacheException

Add an item to the cache, nontransactionally, with failfast semantics

参数:

key -

value -

expireInSec - expire time. (seconds)

抛出:

CacheException

update

void update(Object key,
            Object value)
     throws CacheException

Add an item to the cache

参数:

key - cache key

value - cache value

抛出:

CacheException

update

void update(Object key,
            Object value,
            Integer expireInSec)
     throws CacheException

Add an item to the cache

参数:

key -

value -

expireInSec - expire time. (seconds)

抛出:

CacheException

keys

List keys()
   throws CacheException

抛出:

CacheException

evict

void evict(Object key)
    throws CacheException

参数:

key - Cache key Remove an item from the cache

抛出:

CacheException

evict

void evict(List keys)
    throws CacheException

Batch remove cache objects

参数:

keys - the cache keys to be evicted

抛出:

CacheException

clear

void clear()
    throws CacheException

Clear the cache

抛出:

CacheException

destroy

void destroy()
      throws CacheException

Clean up

抛出:

CacheException