/// <summary>
/// 创建缓存策略
/// </summary>
/// <param name="context">控制器上下文</param>
/// <param name="action">Action 信息</param>
/// <param name="parameters">Action 参数</param>
/// <returns>缓存策略</returns>
protected override CachePolicy CreateCachePolicy(ControllerContext context, ActionDescriptor action, IDictionary <string, object> parameters)
{
var httpMethod = context.HttpContext.Request.HttpMethod;
if (!httpMethod.EqualsIgnoreCase("get") && !httpMethod.EqualsIgnoreCase("header"))//如果不是GET或Header请求，都不予缓存。
{
return(null);
}
//如果存在 Cacheable 筛选器，则不再提供默认策略。
if (action.GetCustomAttributes(typeof(CacheableAttribute), true).Any() || action.ControllerDescriptor.GetCustomAttributes(typeof(CacheableAttribute), true).Any())
{
return(null);
}
ControllerCachePolicyProvider provider = GetControllerProvider(MvcEnvironment.GetAreaName(context), action.ControllerDescriptor.ControllerName);
if (provider != null)
{
var policy = provider.CreateCachePolicy(context, action, parameters);
if (policy != null)
{
return(policy);
}
}
return(MvcEnvironment.CreateCachePolicy(context, action, parameters));
}
/// <summary>
/// 引发 ViewCreated 事件
/// </summary>
/// <param name="e"></param>
protected virtual void OnViewCreated(JumonyViewEventArgs e)
{
if (ViewCreated != null)
{
ViewCreated(this, e);
}
MvcEnvironment.OnViewCreated(this, e);
}
/// <summary>
/// 获取缓存策略
/// </summary>
/// <param name="context">MVC 请求上下文</param>
/// <param name="action">Action 信息</param>
/// <param name="parameters">Action 参数</param>
/// <returns>缓存策略</returns>
protected override CachePolicy CreateCachePolicy(ControllerContext context, ActionDescriptor action, IDictionary <string, object> parameters)
{
if (CachePolicyProvider != null)
{
return(CachePolicyProvider.CreateCachePolicy(context, action, parameters));
}
var httpMethod = context.HttpContext.Request.HttpMethod;
if (!httpMethod.EqualsIgnoreCase("get") && !httpMethod.EqualsIgnoreCase("header"))//如果不是GET或Header请求，都不予缓存。
{
return(null);
}
var provider = context.Controller as IMvcCachePolicyProvider;
if (provider == null)
{
var _provider = context.Controller as ICachePolicyProvider;
if (_provider != null)
{
provider = new MvcCachePolicyProviderWrapper(_provider);
}
}
var policy = provider.CreateCachePolicy(context, action, parameters);
if (policy != null)
{
return(policy);
}
return(MvcEnvironment.CreateCachePolicy(context, action, parameters));
}
