com.gentlyweb.utils

接口 MultipleObjectCacheManager

public interface MultipleObjectCacheManager

方法概要

限定符和类型	方法和说明
int	capacity(Object key) Return the current capacity of the cache, it should basically be (max size - current size).
void	flush(Object key) Let the object cache be flushed.
boolean	isEmpty(Object key)
void	merge(Object key, ObjectCache cache) Merge the current cache with another.
void	putAll(Object key, Map map) Add all the entries in the Map to cache.
void	resize(Object key, int size) Resize the cache to a particular size, if the size is actually bigger than the current size then this operation should not touch the cached objects, if the size is less then the cache should be reduced in size using the current policy until the size is reached.
void	setMaxSize(Object key, int size) Set the maximum size of the cache.
void	setPolicy(Object key, int policy)
void	toMap(Object object, Map map)

方法详细资料

flush

void flush(Object key)

Let the object cache be flushed.

参数:

key - The key to identify the particular cache.

setMaxSize

void setMaxSize(Object key,
                int size)

Set the maximum size of the cache.

参数:

key - The key to identify the particular cache.

size - The maximum size.

resize

void resize(Object key,
            int size)

Resize the cache to a particular size, if the size is actually bigger than the current size then this operation should not touch the cached objects, if the size is less then the cache should be reduced in size using the current policy until the size is reached. Either way the maximum size should be set to this value.

参数:

key - The key to identify the particular cache.

size - The new size.

capacity

int capacity(Object key)

Return the current capacity of the cache, it should basically be (max size - current size).

参数:

key - The key to identify the particular cache.

返回:

The current number of items that can be added until the cache reaches it's maximum size.

isEmpty

boolean isEmpty(Object key)

toMap

void toMap(Object object,
           Map map)

merge

void merge(Object key,
           ObjectCache cache)

Merge the current cache with another.

参数:

key - The key to identify the particular cache.

cache - The cache to merge.

putAll

void putAll(Object key,
            Map map)

Add all the entries in the Map to cache.

参数:

key - The key to identify the particular cache.

map - The Map to get key/values from.

setPolicy

void setPolicy(Object key,
               int policy)