private System.Collections.Generic.IDictionary <string, TPrimaryKey> GetPageList()
{
System.Collections.Generic.IDictionary <string, TPrimaryKey> pages;
if (!_cache.TryGetValue(_cacheKey, out pages))
{
// Only allow one thread to poplate the data
lock (_lock)
{
if (!_cache.TryGetValue(_cacheKey, out pages))
{
pages = _dataProvider.GetPageToIdMap();
_cache.Set(_cacheKey, pages,
new Microsoft.Extensions.Caching.Memory.MemoryCacheEntryOptions()
{
Priority = Microsoft.Extensions.Caching.Memory.CacheItemPriority.NeverRemove,
AbsoluteExpirationRelativeToNow = System.TimeSpan.FromSeconds(this.CacheTimeoutInSeconds)
}
);
}
}
}
return(pages);
}
/// <summary>
/// Redirects this instance.
/// </summary>
/// <returns>IActionResult.</returns>
public IActionResult redirect()
{
var gg = HttpContext.Request.Path.ToString().Replace(@"/home/redirect/", String.Empty);
var rtn = new PageURL();
var result = _localCache.TryGetValue(gg.ToString(), out rtn);
return(View(rtn));
}
public void setCatch(string key, object value)
{
if (!_memoryCache.TryGetValue(key, out var cacheEntry))
{
// Key not in cache, so get data.
cacheEntry = DateTime.Now;
// Set cache options.
var cacheEntryOptions = new MemoryCacheEntryOptions()
// Keep in cache for this time, reset time if accessed.
.SetSlidingExpiration(TimeSpan.FromSeconds(30000000));
// Save data in cache.
_memoryCache.Set(key, value, cacheEntryOptions);
}
}
public bool TryGetValue <T>(string key, out T value)
{
value = default(T);
object result = null;
if (cache.TryGetValue(key, out result) && result is T)
{
value = (T)result;
return(true);
}
return(false);
}
/// <summary>
/// Stores the specified local cache.
/// </summary>
/// <param name="_localCache">The local cache.</param>
/// <param name="storestyle">The storestyle.</param>
/// <param name="alldatabase">The alldatabase.</param>
/// <param name="database">The database.</param>
public static void Store(IMemoryCache _localCache, RestoreStoreStyleEnum storestyle, IAllPageURLRepository alldatabase, IPageURLRepository database)
{
bool blanklist = true;
var _allKeys = new AllPageUrls();
_localCache.TryGetValue("AllKeys", out _allKeys);
if (storestyle == RestoreStoreStyleEnum.File)
{
using FileStream fs = File.Create("storevalues.json");
var _output = JsonConvert.SerializeObject(_allKeys.AllUrls);
byte[] bytes = Encoding.UTF8.GetBytes(_output);
fs.Write(bytes, 0, bytes.Length);
}
if (storestyle == RestoreStoreStyleEnum.Db)
{
var allDbkey = alldatabase.GetAllPageURL();
var allDbkeys = database.GetAllPageURL();
Guid originalId = Guid.NewGuid();
if (allDbkey.Result != null)
{
originalId = allDbkey.Result.Id;
blanklist = false;
}
var Allkeys = new AllPageUrls()
{
Id = originalId, AllUrls = new List <PageURL>()
};
Allkeys.AllUrls.AddRange(_allKeys.AllUrls);
if (blanklist)
{
alldatabase.SetAllUrls(Allkeys);
}
else
{
alldatabase.Update(Allkeys);
}
}
}
public async Task <IActionResult> GetWeatherForecast([FromQuery] SearchCriteria searchCriteria)
{
try
{
WeatherViewModel weatherViewModel;
if (searchCriteria == null || ((searchCriteria.isZipCode && string.IsNullOrEmpty(searchCriteria.ZipCode)) || (!searchCriteria.isZipCode && string.IsNullOrEmpty(searchCriteria.City))))
{
return(BadRequest("Enter valid details"));
}
string searchText = string.Empty;
//check for zipcode or city to filter from memory cache
if (searchCriteria.isZipCode)
{
searchText = searchCriteria.ZipCode;
}
else
{
searchText = searchCriteria.City;
}
//set into cache
bool isExist = memoryCache.TryGetValue(searchText, out weatherViewModel);
if (!isExist)
{
weatherViewModel = await weatherService.GetWeatherForecast(searchCriteria);
var cacheEntryOptions = new MemoryCacheEntryOptions()
.SetSlidingExpiration(TimeSpan.FromMinutes(60));
memoryCache.Set(searchText, weatherViewModel, cacheEntryOptions);
}
else
{
weatherViewModel = memoryCache.Get <WeatherViewModel>(searchText);
}
return(Ok(weatherViewModel));
}
catch (Exception ex)
{
return(exceptionHelper.GetResponseStatus(ex));
//Log error details
}
}
public bool TryGetValue <T>(string key, out T cachedValue) where T : class => _memoryCache.TryGetValue(key, out cachedValue);
