public static T Get <T>(string cacheKey, Func <T> getData, TimeSpan expiration, bool loadFromCache = true) where T : class
{
// Modify the key
cacheKey = ModifyKey(cacheKey);
T data = null;
if (loadFromCache && Enabled)
{
// Get the data
data = CacheChannel.Get <T>(cacheKey);
}
if (data == null)
{
// Get data using the given function
data = getData();
}
// Check for the data
if (data != null)
{
// Add the data to cache
Add(cacheKey, data, expiration);
}
return(data);
}
public static void Add(string cacheKey, object data)
{
if (!Enabled)
{
return;
}
// Modify the key
cacheKey = ModifyKey(cacheKey);
try
{
// Add the cache key
AddCacheKeyToCollection(cacheKey);
// Set the expiration time
TimeSpan expiration = CacheConfig.DefaultExpirationTime;
// Insert the cache item
CacheChannel.Set(cacheKey, data, expiration);
}
catch (Exception exc)
{
// Log the error
LogService.Log(LogMode.Error, "Can not insert the item into the cache", exc, data: cacheKey);
}
}
public static void Remove(string cacheKey)
{
if (!Enabled)
{
return;
}
// Modify the key
cacheKey = ModifyKey(cacheKey);
try
{
// Remove the cache item
CacheChannel.Remove(cacheKey);
}
catch (Exception exc)
{
LogService.Log(LogMode.Error, "Can not remove the cache item", exc, cacheKey);
}
}
private static void AddCacheKeyToCollection(string cacheKey)
{
// Get current cache keys
List <string> allCacheKeys = CacheChannel.Get <List <string> >("AllCacheKeys");
if (allCacheKeys == null)
{
allCacheKeys = new List <string>();
}
// Check the key existence
var key = ModifyKey(cacheKey);
//if (key.Length > 150)
//{
// key = SecurityService.Encrypt(key, EncryptorType.MD5Encryption);
//}
if (!allCacheKeys.Contains(key))
{
allCacheKeys.Add(key);
CacheChannel.Set("AllCacheKeys", allCacheKeys);
}
}
public static List <string> GetAllCacheKeys()
{
return(CacheChannel.Get <List <string> >("AllCacheKeys"));
}