/// <summary>
/// 尝试获取缓存的输出
/// </summary>
/// <returns>缓存的输出</returns>
protected virtual ICachedResponse ResolveCache( string virtualPath )
{
var policy = HtmlServices.GetCachePolicy( HttpContext );
if ( policy == null )
return null;
CachePolicy = policy;
var clientCachePolicy = policy as IClientCacheablePolicy;
if ( clientCachePolicy != null )
{
var response = clientCachePolicy.ResolveClientCache();
if ( response != null )
return response;
}
return CachePolicy.ResolveCache();
}
/// <summary>
/// 更新缓存数据
/// </summary>
/// <param name="cachedResponse">可被缓存的响应数据</param>
/// <param name="context">MVC 请求上下文</param>
/// <param name="policy">缓存策略</param>
protected virtual void UpdateCache( ICachedResponse cachedResponse, ControllerContext context, CachePolicy policy )
{
policy.UpdateCache( cachedResponse );
}