Exemplo n.º 1
0
        /// <summary>
        /// Gets the or add existing.
        /// </summary>
        /// <remarks>
        /// Because ComponentCacheDuration is determined by the channel, this class needs it's own GetOrAddExisting
        /// method.
        /// </remarks>
        /// <param name="key">The key.</param>
        /// <param name="valueFactory">The value factory.</param>
        /// <returns></returns>
        private static InteractionComponentCache GetOrAddExisting(string key, Func <InteractionComponentCache> valueFactory)
        {
            RockMemoryCache cache = RockMemoryCache.Default;

            InteractionComponentCache cacheValue = cache.Get(key) as InteractionComponentCache;

            if (cacheValue != null)
            {
                return(cacheValue);
            }

            InteractionComponentCache value = valueFactory();

            if (value != null)
            {
                // Because the cache policy for interaction components is defined on the channel, get the channel.
                int?cacheDuration = null;
                var channel       = InteractionChannelCache.Read(value.ChannelId);
                if (channel != null)
                {
                    cacheDuration = channel.ComponentCacheDuration;
                }

                if (!cacheDuration.HasValue || cacheDuration.Value > 0)
                {
                    var cacheItemPolicy = new CacheItemPolicy();
                    if (cacheDuration.HasValue)
                    {
                        cacheItemPolicy.AbsoluteExpiration = DateTimeOffset.Now.AddSeconds(cacheDuration.Value);
                    }
                    cache.Set(key, value, cacheItemPolicy);
                }
            }
            return(value);
        }
Exemplo n.º 2
0
 /// <summary>
 /// Removes interactionChannel from cache
 /// </summary>
 /// <param name="id"></param>
 public static void Flush(int id)
 {
     FlushCache(InteractionChannelCache.CacheKey(id));
 }
Exemplo n.º 3
0
 /// <summary>
 /// Reads the specified model.
 /// </summary>
 /// <param name="interactionChannelModel">The model.</param>
 /// <param name="rockContext">The rock context.</param>
 /// <returns></returns>
 public static InteractionChannelCache Read(InteractionChannel interactionChannelModel, RockContext rockContext = null)
 {
     return(GetOrAddExisting(InteractionChannelCache.CacheKey(interactionChannelModel.Id),
                             () => LoadByModel(interactionChannelModel)));
 }
Exemplo n.º 4
0
 /// <summary>
 /// Returns InteractionChannel object from cache.  If interactionChannel does not already exist in cache, it
 /// will be read and added to cache
 /// </summary>
 /// <param name="id">The identifier.</param>
 /// <param name="rockContext">The rock context.</param>
 /// <returns></returns>
 public static InteractionChannelCache Read(int id, RockContext rockContext = null)
 {
     return(GetOrAddExisting(InteractionChannelCache.CacheKey(id),
                             () => LoadById(id, rockContext)));
 }