public T Get <T>(string cacheKey, TimeSpan slidingExpiryWindow, GetDataToCacheDelegate <T> getData, bool addToPerRequestCache = false) where T : class
{
//Get data from cache
T data = _cache.Get <T>(cacheKey);
if (data == null)
{
//get data from source
data = getData();
//only add non null data to the cache.
if (data != null)
{
if (addToPerRequestCache)
{
_cache.AddToPerRequestCache(cacheKey, data);
}
else
{
_cache.Add(cacheKey, slidingExpiryWindow, data);
if (debugLog)
{
log.Info(
string.Format("Adding item [{0}] to cache with sliding sliding expiry window in seconds [{1}].", cacheKey,
slidingExpiryWindow.TotalSeconds));
}
}
}
}
else
{
if (debugLog)
{
log.Info(string.Format("Retrieving item [{0}] from cache.", cacheKey));
}
}
return(data);
}
public T Get <T>(string cacheKey, DateTime expiryDate, GetDataToCacheDelegate <T> getData, bool addToPerRequestCache = false) where T : class
{
//Get data from cache
T data = _cache.Get <T>(cacheKey);
if (data == null)
{
//get data from source
data = getData();
//only add non null data to the cache.
if (data != null)
{
if (addToPerRequestCache)
{
_cache.AddToPerRequestCache(cacheKey, data);
}
else
{
_cache.Add(cacheKey, expiryDate, data);
if (debugLog)
{
log.Info(string.Format("Adding item [{0}] to cache with expiry date/time of [{1}].", cacheKey,
expiryDate.ToString("dd/MM/yyyy hh:mm:ss")));
}
}
}
}
else
{
if (debugLog)
{
log.Info(string.Format("Retrieving item [{0}] from cache.", cacheKey));
}
}
return(data);
}
