程序包 org.apache.oro.util

接口 Cache

所有已知实现类:

CacheFIFO, CacheFIFO2, CacheLRU, CacheRandom, GenericCache

public interface Cache

An interface defining the basic functions of a cache.

从以下版本开始:

1.0

版本:

,

方法概要

修饰符和类型	方法	说明
void	addElement(Object key, Object value)
int	capacity()	Returns the maximum number of elements that can be cached at one time.
Object	getElement(Object key)
int	size()	Returns the number of elements in the cache, not to be confused with the capacity() which returns the number of elements that can be held in the cache at one time.

方法详细资料

addElement

void addElement(Object key,
 Object value)

getElement

Object getElement(Object key)

size

int size()

Returns the number of elements in the cache, not to be confused with the capacity() which returns the number of elements that can be held in the cache at one time.

返回:

The current size of the cache (i.e., the number of elements currently cached).

capacity

int capacity()

Returns the maximum number of elements that can be cached at one time.

返回:

The maximum number of elements that can be cached at one time.