cn.crane4j.core.cache

接口 CacheManager

所有超级接口:

NamedComponent

所有已知实现类:

AbstractCacheManager, AbstractMapCacheManager, AbstractMapCacheManager.ConcurrentHashMapCacheManager, AbstractMapCacheManager.WeakConcurrentMapCacheManager, GuavaCacheManager

public interface CacheManager
extends NamedComponent

CacheObject manager.

从以下版本开始:

2.4.0

作者:

huangchengxing

另请参阅:

CacheObject, GuavaCacheManager, AbstractMapCacheManager.newWeakConcurrentMapCacheManager(), AbstractMapCacheManager.newConcurrentHashMapCacheManager()

字段概要

字段

限定符和类型	字段和说明
static String	DEFAULT_GUAVA_CACHE_MANAGER_NAME
static String	DEFAULT_MAP_CACHE_MANAGER_NAME

方法概要

限定符和类型	方法和说明
void	clearAll() Clear all caches.
<K> @NonNull CacheObject<K>	createCache(String name, Long expireTime, TimeUnit timeUnit) Create cache instance, if cache instance already created, remove the old cache instance and create a new cache instance.
<K> @Nullable CacheObject<K>	getCache(String name) Get cache instance by name, if cache instance still not created by createCache(java.lang.String, java.lang.Long, java.util.concurrent.TimeUnit), return null.
void	removeCache(String name) Remove cache.

从接口继承的方法 cn.crane4j.core.support.NamedComponent

getName

字段详细资料

DEFAULT_MAP_CACHE_MANAGER_NAME

static final String DEFAULT_MAP_CACHE_MANAGER_NAME

另请参阅:

常量字段值

DEFAULT_GUAVA_CACHE_MANAGER_NAME

static final String DEFAULT_GUAVA_CACHE_MANAGER_NAME

另请参阅:

常量字段值

方法详细资料

createCache

<K> @NonNull CacheObject<K> createCache(String name,
                                        Long expireTime,
                                        TimeUnit timeUnit)

Create cache instance, if cache instance already created, remove the old cache instance and create a new cache instance.

类型参数:

K - key type

参数:

name - cache name

expireTime - expire time

timeUnit - time unit

返回:

cache instance

getCache

<K> @Nullable CacheObject<K> getCache(String name)

Get cache instance by name, if cache instance still not created by createCache(java.lang.String, java.lang.Long, java.util.concurrent.TimeUnit), return null.

参数:

name - cache name

返回:

cache instance

removeCache

void removeCache(String name)

Remove cache.
When a cache is removed, manager will call CacheObject.clear() to clear the cache, and mark the cache as invalid by CacheObject.isInvalid().

参数:

name - cache name

另请参阅:

CacheObject.isInvalid(), CacheObject.clear()

clearAll

void clearAll()

Clear all caches.