/// <summary>
/// Set expires to <paramref name="generateEndDt" /> and reset each try get value by caching key
/// </summary>
/// <param name="satisfied">
/// See <see cref="IsSatisfied{TInstance}" />
/// </param>
/// <param name="generateEndDt"> Date end caching key </param>
public static CachingPolicy EndSliding(this IsSatisfied <ICacheKey> satisfied, Func <DateTime> generateEndDt)
{
Guard.NotNull("generateEndDt", generateEndDt);
var endDt = generateEndDt.Invoke();
IsCacheExpires ret = key =>
{
bool isExpires = DateTime.Now > endDt;
endDt = generateEndDt.Invoke(); // Generate next end date time.
return(isExpires);
};
return(new CachingPolicy(satisfied, ret));
}
internal CachingPolicy(IsSatisfied <ICacheKey> satisfied, IsCacheExpires cacheExpires)
{
this.satisfied = satisfied;
this.cacheExpires = cacheExpires;
}
/// <summary>
/// Set custom<c>expires</c>s
/// </summary>
/// <param name="satisfied"> Filter for caching key </param>
/// <param name="expires">
/// Predicate for <c>expires</c>
/// </param>
/// <returns> Instance caching policy </returns>
public static CachingPolicy SetExpires(this IsSatisfied <ICacheKey> satisfied, IsCacheExpires expires)
{
return(new CachingPolicy(satisfied, expires));
}