ae.teletronics.cache

Class ChangingValueCache.Builder<K,V>

java.lang.Object

ae.teletronics.cache.ChangingValueCache.Builder<K,V>

Type Parameters:

K - Type of the cache-key of the built cache

V - Type of the cache-value of the built cache

Direct Known Subclasses:

ChangingValueAndLevelMultiCache.Builder

Enclosing class:

ChangingValueCache<K,V>

public static class ChangingValueCache.Builder<K,V>
extends Object

Builder for building ChangingValueCache instances

Field Summary

Fields

Modifier and Type	Field and Description
protected ChangingValueCache<K,V>	instance

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Builder()

Method Summary

Modifier and Type	Method and Description
ChangingValueCache<K,V>	build() Build the ChangingValueCache instance
ChangingValueCache.Builder<K,V>	cache(com.google.common.cache.Cache<K,V> cache) The the cache to be used internally
protected ChangingValueCache<K,V>	createInstance()
ChangingValueCache.Builder<K,V>	defaultModifier(com.google.common.base.Function<V,V> modifier) Set the default modifier.
ChangingValueCache.Builder<K,V>	defaultNewCreator(com.google.common.base.Supplier<V> newCreator) Set the default new-creator.

Methods inherited from class java.lang.Object

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

Field Detail

instance

protected final ChangingValueCache<K,V> instance

Constructor Detail

Builder

protected Builder()

Method Detail

createInstance

protected ChangingValueCache<K,V> createInstance()

defaultNewCreator

public ChangingValueCache.Builder<K,V> defaultNewCreator(com.google.common.base.Supplier<V> newCreator)

Set the default new-creator. Used to generate the cache-value, during modify operation when * the cache-entry does not already exist * and, the modify was not called with an explicit new-creator (overriding this default)

Parameters:

newCreator - Used to generate the new cache-value

Returns:

This builder

defaultModifier

public ChangingValueCache.Builder<K,V> defaultModifier(com.google.common.base.Function<V,V> modifier)

Set the default modifier. Used to modify the cache-value, during modify operation when * the modify was not called with an explicit modifier (overriding this default)

Parameters:

modifier - Used to modify the cache-value

Returns:

This builder

cache

public ChangingValueCache.Builder<K,V> cache(com.google.common.cache.Cache<K,V> cache)

The the cache to be used internally

Parameters:

cache - The Guava cache to be used internally

Returns:

This builder

build

public ChangingValueCache<K,V> build()

Build the ChangingValueCache instance

Returns:

The built ChangingValueCache instance