HRCenter/Diligent.WebAPI.Host/Extensions/CacheModelExtension.cs

using Microsoft.Extensions.Caching.Memory;

namespace Diligent.WebAPI.Host.Extensions
{
    public class CacheModelExtension
    {
        private static readonly IMemoryCache _memoryCache = new MemoryCache(new MemoryCacheOptions());

        public static void AddCache(string cacheKey, string value, DateTime expiritaion)
        {
            var cacheExipiryOptions = new MemoryCacheEntryOptions
            {
                AbsoluteExpiration = expiritaion,
                Priority = CacheItemPriority.High,
                SlidingExpiration = TimeSpan.FromSeconds(20)
            };
            _memoryCache.Set(cacheKey, value, cacheExipiryOptions);
        }
        public static string GetCache(string cacheKey)
        {
            if (_memoryCache.TryGetValue<string>(cacheKey, out var result))
                return result; ;
            return "";
        }
    }
}