Method Resolve

cache/subcache.go:352–377

Resolve retrieve an entity matching the exact given id

(id entity.Id)

// Resolve retrieve an entity matching the exact given id
func (sc *SubCache[EntityT, ExcerptT, CacheT]) Resolve(id entity.Id) (CacheT, error) {
	sc.mu.RLock()
	cached, ok := sc.cached[id]
	if ok {
		sc.lru.Get(id)
		sc.mu.RUnlock()
		return cached, nil
	}
	sc.mu.RUnlock()

	e, err := sc.actions.ReadWithResolver(sc.repo, sc.resolvers(), id)
	if err != nil {
		return *new(CacheT), err
	}

	cached = sc.makeCached(e, sc.entityUpdated)

	sc.mu.Lock()
	sc.cached[id] = cached
	sc.lru.Add(id)
	sc.mu.Unlock()

	sc.evictIfNeeded()

	return cached, nil
}

// ResolvePrefix retrieve an entity matching an id prefix. It fails if multiple
// entities match.