de.hybris.platform.cache2

Interface ObjectKey<T>

Type Parameters:

T - The type of the cached object (which is the generic type of the ObjectCreator too)

All Known Implementing Classes:

Cache2Test.TestObjectKey

public interface ObjectKey<T>

The ObjectKey is responsible for the lookup of the cached object.
An ObjectKey is characterized by an unique signature and an expiration state. The signature must always be unique within on caching system. (Note: each caching system is managed by a separate ObjectCacheManager). The expiration state indicates whether the cached objectvalue is valid anymore. can change from valied to expired and vice versa.

Method Summary

Modifier and Type	Method and Description
boolean	getExpired() Indicates whether the cached object is still valid.
ObjectCreator<T>	getObjectCreator() The ObjectCreator which can create an Object for this key.
java.lang.Object	getSignature() A signature which must be unique within one cache system.

Method Detail

getSignature

java.lang.Object getSignature()

A signature which must be unique within one cache system. Think analogical of a key within a map.

Returns:

Signature object

getExpired

boolean getExpired()

Indicates whether the cached object is still valid.

Returns:

true when the object is still valid; false otherwise

getObjectCreator

ObjectCreator<T> getObjectCreator()

The ObjectCreator which can create an Object for this key.

Returns:

ObjectCreator