程序包 com.alicp.jetcache

类 LoadingCache<K,V>

java.lang.Object

com.alicp.jetcache.SimpleProxyCache<K,V>

com.alicp.jetcache.LoadingCache<K,V>

所有已实现的接口:

Cache<K,V>, ProxyCache<K,V>, Closeable, AutoCloseable

直接已知子类:

RefreshCache

public class LoadingCache<K,V>
extends SimpleProxyCache<K,V>

Created on 2017/5/17.

作者:

huangli

字段概要

从接口继承的字段 com.alicp.jetcache.Cache

logger

构造器概要

构造器

构造器	说明
LoadingCache(Cache<K,V> cache)

方法概要

修饰符和类型	方法	说明
V	get(K key)	Gets an entry from the cache.
Map<K,V>	getAll(Set<? extends K> keys)	Gets a collection of entries from the Cache, returning them as Map of the values associated with the set of keys requested.

从类继承的方法 com.alicp.jetcache.SimpleProxyCache

close, computeIfAbsent, computeIfAbsent, computeIfAbsent, config, GET, GET_ALL, getTargetCache, put, put, PUT, PUT, PUT_ALL, PUT_ALL, PUT_IF_ABSENT, putAll, putAll, putIfAbsent, remove, REMOVE, REMOVE_ALL, removeAll, tryLock, tryLockAndRun, unwrap

从类继承的方法 java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

LoadingCache

public LoadingCache(Cache<K,V> cache)

方法详细资料

get

public V get(K key)
      throws CacheInvokeException

从接口复制的说明: Cache

Gets an entry from the cache.

If the cache's builder has specified a CacheLoader and there is no association in the cache , it will attempt to load the entry.

If error occurs during cache access, the method return null instead of throwing an exception.

指定者:

get 在接口中 Cache<K,V>

覆盖:

get 在类中 SimpleProxyCache<K,V>

参数:

key - the key whose associated value is to be returned

返回:

the associated value. null may indicates:

• the entry does not exist or expired
• the entry value is null
• error occurs during cache access(no exception throws)

抛出:

CacheInvokeException - only if loader throws an exception

另请参阅:

• CacheLoader
• Cache.GET(Object)

getAll

public Map<K,V> getAll(Set<? extends K> keys)
                throws CacheInvokeException

从接口复制的说明: Cache

Gets a collection of entries from the Cache, returning them as Map of the values associated with the set of keys requested.

If the cache's builder has specified a CacheLoader and there is no association in the cache , it will attempt to load the entry.

If error occurs during cache access, the method will not throw an exception.

指定者:

getAll 在接口中 Cache<K,V>

覆盖:

getAll 在类中 SimpleProxyCache<K,V>

参数:

keys - The keys whose associated values are to be returned.

返回:

A map of entries that were found for the given keys. Keys not found in the cache are not in the returned map.

抛出:

CacheInvokeException - only if loader throws an exception

另请参阅:

• CacheLoader
• Cache.GET_ALL(Set)