/// <summary>
/// Adds or updates object in the cache.
/// </summary>
/// <param name="key">Object key. Can not be null.</param>
/// <param name="value">Object value.</param>
/// <param name="parameters">Caching parameters.</param>
public void Add(string key, object value, CachingParameters parameters)
{
if (parameters == null)
{
throw new ArgumentNullException(nameof(parameters));
}
if (value == null)
{
this.Remove(key);
return;
}
if (parameters.NoCaching)
{
return;
}
var cacheEntryOptions = new MemoryCacheEntryOptions
{
Priority = GetCacheItemPriority(parameters.Priority)
};
if (!parameters.Sliding)
{
cacheEntryOptions.AbsoluteExpiration = DateTimeOffset.Now + parameters.Expiration;
}
else
{
cacheEntryOptions.SlidingExpiration = parameters.Expiration;
}
cache.Set(key, value, cacheEntryOptions);
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="result">Resulting data. Can be null.</param>
/// <param name="parameters">Caching parameters. Can not be null.</param>
public CachableResult(T result, CachingParameters parameters)
{
if (parameters == null)
{
throw new ArgumentNullException(nameof(parameters));
}
this.Result = result;
this.Parameters = parameters;
}
private CachingParameters([NotNull] CachingParameters other)
{
if (other == null)
{
throw new ArgumentNullException(nameof(other));
}
this.Expiration = other.Expiration;
this.Sliding = other.Sliding;
this.Priority = other.Priority;
}
/// <summary>
/// Adds or updates object in the cache.
/// </summary>
/// <param name="key">Object key. Can not be null.</param>
/// <param name="value">Object value.</param>
/// <param name="parameters">Caching parameters.</param>
public void Add(string key, object value, CachingParameters parameters)
{
if (parameters == null)
{
throw new ArgumentNullException(nameof(parameters));
}
if (value == null)
{
this.Remove(key);
return;
}
if (parameters.NoCaching)
{
return;
}
#if NET471
var options = new CacheItemPolicy();
if (parameters.Priority == CachePriority.NotRemovable)
{
options.Priority = CacheItemPriority.NotRemovable;
}
#elif NETSTANDARD2_0
var options = new MemoryCacheEntryOptions();
if (parameters.Priority == CachePriority.NotRemovable)
{
options.Priority = CacheItemPriority.NeverRemove;
}
#endif
if (!parameters.Sliding)
{
options.AbsoluteExpiration = DateTimeOffset.Now + parameters.Expiration;
}
else
{
options.SlidingExpiration = parameters.Expiration;
}
this.cache.Set(key, value, options);
}
/// <summary>
/// Adds or updates object in the cache.
/// </summary>
/// <param name="key">Object key. Can not be null.</param>
/// <param name="value">Object value.</param>
/// <param name="parameters">Caching parameters.</param>
public virtual void Add(string key, object value, CachingParameters parameters)
{
this.Items[key] = value;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="result">Resulting data. Can be null.</param>
/// <param name="parameters">Caching parameters. Can not be null.</param>
public CachableResult(T result, [CanBeNull] CachingParameters parameters)
{
this.Parameters = parameters ?? throw new ArgumentNullException(nameof(parameters));
this.Result = result;
}
