Brnkly.Raven.DocumentStoreFactory.GetOrCreate C# (CSharp) Метод

        public IDocumentStore GetOrCreate(
            string name,
            AccessMode accessMode = AccessMode.ReadOnly,
            Action<DocumentStore> initializer = null)
        {
            name.Ensure("name").IsNotNullOrWhiteSpace();

            var existingWrapper = allStoreWrappers.SingleOrDefault(
                store =>
                    store.Name.Equals(name, StringComparison.OrdinalIgnoreCase) &&
                    store.AccessMode == accessMode);
            if (existingWrapper != null)
            {
                return existingWrapper;
            }

            initializer = initializer ?? (store => store.Initialize());
            Action<DocumentStoreWrapper> updateInnerStore =
                wrapper => this.UpdateInnerStore(wrapper, initializer);
            var newStore = new DocumentStoreWrapper(name, accessMode, updateInnerStore);

            allStoreWrappers.Add(newStore);
            return newStore;
        }