Package top.tangyh.basic.echo.core

Class DefCacheLoader

java.lang.Object

com.google.common.cache.CacheLoader<CacheLoadKeys,Map<Serializable,Object>>

top.tangyh.basic.echo.core.DefCacheLoader

public class DefCacheLoader
extends com.google.common.cache.CacheLoader<CacheLoadKeys,Map<Serializable,Object>>

默认的缓存加载器

Version:

v1.0

Author:

tangyh

Nested Class Summary

Nested classes/interfaces inherited from class com.google.common.cache.CacheLoader

com.google.common.cache.CacheLoader.InvalidCacheLoadException, com.google.common.cache.CacheLoader.UnsupportedLoadingOperationException

Constructor Summary

Constructors

Constructor	Description
DefCacheLoader(EchoProperties.GuavaCache guavaCache)

Method Summary

Modifier and Type	Method	Description
Map<Serializable,Object>	load(CacheLoadKeys type)	内存缓存不存在时， 调用时触发加载数据
com.google.common.util.concurrent.ListenableFuture<Map<Serializable,Object>>	reload(CacheLoadKeys key, Map<Serializable,Object> oldValue)	重新载入数据

Methods inherited from class com.google.common.cache.CacheLoader

asyncReloading, from, from, loadAll

Methods inherited from class java.lang.Object

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

Constructor Details

DefCacheLoader

public DefCacheLoader(EchoProperties.GuavaCache guavaCache)

Method Details

load

public Map<Serializable,Object> load(@NonNull
 CacheLoadKeys type)

内存缓存不存在时， 调用时触发加载数据

Specified by:

load in class com.google.common.cache.CacheLoader<CacheLoadKeys,Map<Serializable,Object>>

Parameters:

type - 扩展参数

Returns:

加载后的数据

reload

public com.google.common.util.concurrent.ListenableFuture<Map<Serializable,Object>> reload(@NonNull
 CacheLoadKeys key,
 @NonNull
 Map<Serializable,Object> oldValue)

重新载入数据

Overrides:

reload in class com.google.common.cache.CacheLoader<CacheLoadKeys,Map<Serializable,Object>>

Parameters:

key - 扩展参数

oldValue - 原来的值

Returns:

重新加载后的数据