Get e Set on Cache

CacheManager.cs

public static class CacheManager
{
  // for session cache use HttpContext.Current.Cache class

	/// <summary>
	/// Gets the object from cache.
	/// </summary>
	/// <param name="objectName">Name of the object.</param>
	/// <param name="objectInCache">The object in cache.</param>
	/// <returns></returns>
	public static bool GetObjectFromCache(string objectName, out object objectInCache)
	{
		objectInCache = HttpRuntime.Cache[objectName];

		if (objectInCache == null)
		{
			return false;
		}

		return true;
	}

	/// <summary>
	/// Inserts the object in cache.
	/// </summary>
	/// <param name="objectName">Name of the object.</param>
	/// <param name="objectToCache">The object to cache.</param>
	public static void InsertObjectInCache(string objectName, object objectToCache)
	{
		int outputCacheDuration;
		int.TryParse(ConfigurationManager.AppSettings["OutputCacheDuration"], out outputCacheDuration);
		if (outputCacheDuration > 0)
		{
			HttpRuntime.Cache.Insert(objectName, objectToCache, null, DateTime.Now.AddSeconds(outputCacheDuration), Cache.NoSlidingExpiration);
		}
	}
}

HowToUseCacheManager.cs

List<Badges> listBadges;
object cachedBadges;
if (!CacheManager.GetObjectFromCache("Badges", out cachedBadges))
{
  listBadges = GetBadges();
  
  // CACHE
  CacheManager.InsertObjectInCache("Badges", listBadges);
}
else
{
  listBadges = cachedBadges as List<Badges>;
}