/// <summary>
/// 저장된 아이템의 사용 횟수를 반환합니다. (key-사용횟수)
/// </summary>
/// <param name="sharedCacke"></param>
/// <param name="keyPredicate">key filter</param>
/// <param name="usagePredicate">usage filter (예: x=> x>0)</param>
/// <returns></returns>
public static IEnumerable <KeyValuePair <string, long> > ItemUsageList(this IndexusProviderBase sharedCacke,
Func <string, bool> keyPredicate = null,
Func <long, bool> usagePredicate = null)
{
var usageList = sharedCacke.GetStats().ServiceUsageList;
if (usageList == null || usageList.Count == 0)
{
return(Enumerable.Empty <KeyValuePair <string, long> >());
}
var query = usageList.AsEnumerable();
if (keyPredicate != null)
{
query = query.Where(x => keyPredicate(x.Key));
}
if (usagePredicate != null)
{
query = query.Where(x => usagePredicate(x.Value));
}
return(query);
}
/// <summary>
/// 캐시 서버의 요소가 차지하는 총 크기 (byte 단위)
/// </summary>
/// <param name="sharedCache"></param>
/// <param name="serverName"></param>
/// <returns></returns>
public static long TotalSize(this IndexusProviderBase sharedCache, string serverName = null)
{
return(serverName.IsWhiteSpace()
? sharedCache.GetStats().ServiceTotalSize
: sharedCache.GetStats(serverName).ServiceTotalSize);
}
/// <summary>
/// 캐시된 요소의 갯수
/// </summary>
/// <param name="sharedCache"></param>
/// <param name="serverName"></param>
/// <returns></returns>
public static long ItemCount(this IndexusProviderBase sharedCache, string serverName = null)
{
return(serverName.IsWhiteSpace()
? sharedCache.GetStats().ServiceAmountOfObjects
: sharedCache.GetStats(serverName).ServiceAmountOfObjects);
}