org.springframework.cache.guava

Class GuavaCache

java.lang.Object

org.springframework.cache.guava.GuavaCache

All Implemented Interfaces:

org.springframework.cache.Cache

public class GuavaCache
extends java.lang.Object
implements org.springframework.cache.Cache

Spring Cache adapter implementation on top of a Guava Cache instance.

Requires Google Guava 12.0 or higher.

Since:

4.0

Author:

Juergen Hoeller

Nested Class Summary

Nested classes/interfaces inherited from interface org.springframework.cache.Cache

org.springframework.cache.Cache.ValueWrapper

Constructor Summary

Constructors

Constructor and Description
GuavaCache(java.lang.String name, com.google.common.cache.Cache<java.lang.Object,java.lang.Object> cache) Create a GuavaCache instance.
GuavaCache(java.lang.String name, com.google.common.cache.Cache<java.lang.Object,java.lang.Object> cache, boolean allowNullValues) Create a GuavaCache instance.

Method Summary

Modifier and Type	Method and Description
void	clear()
void	evict(java.lang.Object key)
protected java.lang.Object	fromStoreValue(java.lang.Object storeValue) Convert the given value from the internal store to a user value returned from the get method (adapting null).
org.springframework.cache.Cache.ValueWrapper	get(java.lang.Object key)
<T> T	get(java.lang.Object key, java.lang.Class<T> type)
java.lang.String	getName()
com.google.common.cache.Cache<java.lang.Object,java.lang.Object>	getNativeCache()
boolean	isAllowNullValues()
void	put(java.lang.Object key, java.lang.Object value)
protected java.lang.Object	toStoreValue(java.lang.Object userValue) Convert the given user value, as passed into the put method, to a value in the internal store (adapting null).

Methods inherited from class java.lang.Object

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

Constructor Detail

GuavaCache

public GuavaCache(java.lang.String name,
                  com.google.common.cache.Cache<java.lang.Object,java.lang.Object> cache)

Create a GuavaCache instance.

Parameters:

name - the name of the cache

cache - backing Guava Cache instance

GuavaCache

public GuavaCache(java.lang.String name,
                  com.google.common.cache.Cache<java.lang.Object,java.lang.Object> cache,
                  boolean allowNullValues)

Create a GuavaCache instance.

Parameters:

name - the name of the cache

cache - backing Guava Cache instance

allowNullValues - whether to accept and convert null values for this cache

Method Detail

getName

public final java.lang.String getName()

Specified by:

getName in interface org.springframework.cache.Cache

getNativeCache

public final com.google.common.cache.Cache<java.lang.Object,java.lang.Object> getNativeCache()

Specified by:

getNativeCache in interface org.springframework.cache.Cache

isAllowNullValues

public final boolean isAllowNullValues()

get

public org.springframework.cache.Cache.ValueWrapper get(java.lang.Object key)

Specified by:

get in interface org.springframework.cache.Cache

get

public <T> T get(java.lang.Object key,
                 java.lang.Class<T> type)

Specified by:

get in interface org.springframework.cache.Cache

put

public void put(java.lang.Object key,
                java.lang.Object value)

Specified by:

put in interface org.springframework.cache.Cache

evict

public void evict(java.lang.Object key)

Specified by:

evict in interface org.springframework.cache.Cache

clear

public void clear()

Specified by:

clear in interface org.springframework.cache.Cache

fromStoreValue

protected java.lang.Object fromStoreValue(java.lang.Object storeValue)

Convert the given value from the internal store to a user value returned from the get method (adapting null).

Parameters:

storeValue - the store value

Returns:

the value to return to the user

toStoreValue

protected java.lang.Object toStoreValue(java.lang.Object userValue)

Convert the given user value, as passed into the put method, to a value in the internal store (adapting null).

Parameters:

userValue - the given user value

Returns:

the value to store