Reference (Old Docs)
FBCacheDescriptor
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Base class from which CacheDescriptors derive, provides a method to fetch data for later use

Discussion:

Cache descriptors allow your application to specify the arguments that will be later used with another object, such as the FBFriendPickerViewController. By using a cache descriptor instance, an application can choose to fetch data ahead of the point in time where the data is needed.

Inherits from:NSObject
Declared in:FBCacheDescriptor.h
Métodos de instancia
prefetchAndCacheForSession:

Fetches and caches the data described by the cache descriptor instance, for the given session.

ParámetroDescripción
session

The to use for fetching data

- (void) prefetchAndCacheForSession:(FBSession *)session;
Declarado en: FBCacheDescriptor.h