Cache

Type Parameters:

K - the type of the keys of this cache.

V - the type of the values this cache caches.

All Known Implementing Classes:

ExpirationCache, LruCache
```
public interface Cache<K,V>
```
This is jXMPP's cache interface.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`int`	`getMaxCacheSize()`	Return the maximum cache Size.
`V`	`lookup(K key)`	Returns the value of the specified key, or `null`.
`V`	`put(K key, V value)`	Put a value in the cache.
`void`	`setMaxCacheSize(int size)`	Set the maximum cache size.

- Method Detail
  - put
```
V put(K key,
      V value)
```
    Put a value in the cache.
    
    Parameters:
    
    key - the key of the value.
    
    value - the value.
    
    Returns:
    
    the previous value or null.
  - lookup
```
V lookup(K key)
```
    Returns the value of the specified key, or null.
    
    Parameters:
    
    key - the key.
    
    Returns:
    
    the value found in the cache, or null.
  - getMaxCacheSize
```
int getMaxCacheSize()
```
    Return the maximum cache Size.
    
    Returns:
    
    the maximum cache size.
  - setMaxCacheSize
```
void setMaxCacheSize(int size)
```
    Set the maximum cache size.
    
    Parameters:
    
    size - the new maximum cache size.