/// <summary>
/// Get a cached item.If it's not in the cache yet,then load and cache it
/// </summary>
/// <typeparam name="T">type</typeparam>
/// <param name="cacheManager">Cache manager</param>
/// <param name="key">Cache key</param>
/// <param name="cacheTime">Cache time in minutes(0 - do not cache)</param>
/// <param name="acquire">Function to load item if it's not in the cache yet</param>
/// <returns>Cached item</returns>
public static CacheValue <T> Get <T>(this ICacheManager cacheManager, string key, int cacheTime, Func <T> acquire)
{
if (cacheTime <= 0)
{
return(new CacheValue <T>(acquire(), true));
}
var cacheValue = cacheManager.Get <T>(key);
if (!cacheValue.HasValue)
{
cacheValue = new CacheValue <T>(acquire(), true);
cacheManager.Set(key, cacheValue.Value, cacheTime);
}
return(cacheValue);
}
/// <summary>
/// Get a cached item.If it's not in the cache yet,then load and cache it
/// </summary>
/// <typeparam name="T">Type</typeparam>
/// <param name="cacheManager">Cache manager</param>
/// <param name="key">Cache key</param>
/// <param name="cacheTime">Cache time in minutes(0 - do not cache)</param>
/// <param name="func">Async Function to load item if it's not in the cache yet</param>
/// <param name="continueOnCapturedContext"></param>
/// <returns>Cached item</returns>
public static async Task <CacheValue <T> > GetAsync <T>(this ICacheManager cacheManager,
string key,
int cacheTime,
Func <Task <T> > func,
bool continueOnCapturedContext = false)
{
if (cacheTime <= 0)
{
return(new CacheValue <T>(await func().ConfigureAwait(continueOnCapturedContext), true));
}
var cacheValue = await cacheManager.GetAsync <T>(key)
.ConfigureAwait(continueOnCapturedContext);
if (!cacheValue.HasValue)
{
cacheValue = new CacheValue <T>(await func().ConfigureAwait(continueOnCapturedContext), true);
await cacheManager.SetAsync(key, cacheValue.Value, cacheTime)
.ConfigureAwait(continueOnCapturedContext);
return(cacheValue);
}
return(cacheValue);
}
