cache

type Cache interface {
	observer.Observer

	Entry(key string) (*Entry, fail.Error)                     // returns a cache entry from its key
	Reserve(key string, timeout time.Duration) fail.Error      // reserve an entry in the cache
	Commit(key string, content Cacheable) (*Entry, fail.Error) // Commit fills a previously reserved entry by 'key' with 'content'
	Free(key string) fail.Error                                // frees a cache entry (removing the reservation from cache)
	Add(content Cacheable) (*Entry, fail.Error)                // adds a content in cache (doing Reserve+Commit in a whole with content ID as key)
}

type Cacheable interface {
	observer.Observable

	Released()  // Tells cache handler the instance is no more used, giving a chance to free this instance from cache
	Destroyed() // tells cache handler the instance has been deleted and MUST be removed from cache
}

type Entry struct {
	observer.Observer
	// contains filtered or unexported fields
}