public IMethodReturn Invoke(IMethodInvocation input,
GetNextHandlerDelegate getNext)
{
if (CachingService.Cache == null)
{
return(getNext()(input, getNext));
}
var cacheKey = CacheUtils.GetCacheKey(input.MethodBase);
var cacheValue = CachingService.Cache[cacheKey];
if (cacheValue != null)
{
return(input.CreateMethodReturn(cacheValue));
}
var currentLock = _locks.GetOrAdd(cacheKey, new object());
lock (currentLock) {
cacheValue = CachingService.Cache[cacheKey];
if (cacheValue != null)
{
return(input.CreateMethodReturn(cacheValue));
}
if (!NotBlock)
{
return(AddResultToCache(getNext, input, cacheKey));
}
ThreadPoolEx.QueueUserWorkItemWithCatch(state =>
AddResultToCache(getNext, input, cacheKey));
var result = input.MethodBase.As <MethodInfo>().ReturnType.Create();
AddToCache(result, cacheKey);
return(input.CreateMethodReturn(result));
}
}
public void SetCache(string cacheKey, MethodBase methodBase)
{
if (!AddInQueue(cacheKey))
{
return;
}
var cache = Cache;
ThreadPoolEx.QueueUserWorkItemWithCatch(
state =>
{
var service = UnityContainer.Resolve(methodBase.DeclaringType);
var result = methodBase.Invoke(service, new object[0]);
var resultType = result.GetType();
if (resultType.IsGenericType && typeof(IQueryable <>)
.MakeGenericType(resultType.GetGenericArguments())
.IsAssignableFrom(resultType)
)
{
var value = LoadQueryable(result);
cache.Insert(cacheKey, value,
null, DateTime.Now.AddHours(1), Cache.NoSlidingExpiration);
}
RemoveFromQueue(cacheKey);
});
}
