/// <summary>
/// 清除过期缓存
/// </summary>
public virtual void DisposeCache()
{
KeyValuePair <string, CacheContainer>[] containerList = ToArray();
var entityKeyDict = new Dictionary <string, bool>();
foreach (var containerPair in containerList)
{
var itemSetList = containerPair.Value.Collection.ToList <CacheItemSet>();
foreach (var itemPair in itemSetList)
{
CacheItemSet itemSet = itemPair.Value;
if (itemSet.ItemType == CacheType.Entity)
{
//所有对象都过期才删除
if (entityKeyDict.ContainsKey(containerPair.Key))
{
entityKeyDict[containerPair.Key] = entityKeyDict[containerPair.Key] &&
(!itemSet.HasChanged && itemSet.IsPeriod &&
!itemSet.HasItemChanged);
}
else
{
entityKeyDict[containerPair.Key] = (!itemSet.HasChanged && itemSet.IsPeriod &&
!itemSet.HasItemChanged);
}
continue;
}
if (itemSet.HasChanged || !itemSet.IsPeriod)
{
//clear sub item is expired.
itemSet.RemoveExpired(itemPair.Key);
continue;
}
if (!itemSet.TryProcessExpired(itemPair.Key))
{
continue;
}
TraceLog.ReleaseWrite("Cache item:{0} key:{1} expired has been removed.", containerPair.Key, itemPair.Key);
object temp;
if (containerPair.Value.Collection.TryRemove(itemPair.Key, out temp))
{
itemSet.ResetStatus();
itemSet.Dispose();
}
}
if (containerPair.Value.Collection.Count == 0)
{
containerPair.Value.ResetStatus();
}
}
//处理共享缓存
foreach (var pair in entityKeyDict)
{
//排除不过期的
if (!pair.Value)
{
continue;
}
CacheContainer container;
if (TryRemove(pair.Key, out container, t => true))
{
var itemSetList = container.Collection.ToList <CacheItemSet>();
TraceLog.ReleaseWrite("Cache shard entity:{0} expired has been removed, count:{1}.", pair.Key, itemSetList.Count());
foreach (var itemPair in itemSetList)
{
CacheItemSet itemSet = itemPair.Value;
object temp;
if (container.Collection.TryRemove(itemPair.Key, out temp))
{
itemSet.ResetStatus();
itemSet.Dispose();
}
}
container.ResetStatus();
container.Dispose();
}
}
}
public TVPHelper ProcessTrackingData(string siteName, string siteLang, string htmlCacheKey,
string htmlCacheResult, Guid itemId, string itemLang)
{
if (TVP != null)
{
CacheSite cacheSite = new CacheSite
{
SiteName = siteName,
SiteLang = siteLang
};
var cacheSiteExists = !CacheSiteSet.Add(cacheSite);
if (cacheSiteExists)
{
cacheSite = CacheSiteSet.First(x => Equals(x, cacheSite));
}
else
{
TVP.Tables[CacheSite_TVP].Rows
.Add(cacheSite.Id, cacheSite.SiteName, cacheSite.SiteLang);
}
CacheHtml cacheHtml = new CacheHtml
{
CacheSiteId = cacheSite.Id,
HtmlCacheKey = htmlCacheKey,
HtmlCacheResult = htmlCacheResult,
HtmlCacheKeyHash = SHA512(htmlCacheKey)
};
var cacheHtmlExists = !CacheHtmlSet.Add(cacheHtml);
if (cacheHtmlExists)
{
cacheHtml = CacheHtmlSet.First(x => x.Equals(cacheHtml));
}
else
{
TVP.Tables[CacheHtml_TVP].Rows.Add(cacheHtml.Id, cacheSite.Id,
cacheHtml.HtmlCacheKey,
cacheHtml.HtmlCacheResult, cacheHtml.HtmlCacheKeyHash);
}
CacheItem cacheItem = new CacheItem
{
ItemId = itemId,
ItemLang = itemLang
};
var cacheItemExists = !CacheItemSet.Add(cacheItem);
if (cacheItemExists)
{
cacheItem = CacheItemSet.First(x => x.Equals(cacheItem));
}
else
{
TVP.Tables[CacheItem_TVP].Rows.Add(cacheItem.Id, cacheItem.ItemId,
cacheItem.ItemLang, false);
}
CacheHtmlCacheItem cacheHtmlCacheItem = new CacheHtmlCacheItem
{
CacheHtmlId = cacheHtml.Id,
CacheItemId = cacheItem.Id
};
var cacheHtmlCacheItemExists = !CacheHtmlCacheItemSet.Add(cacheHtmlCacheItem);
if (!cacheHtmlCacheItemExists)
{
TVP.Tables[CacheHtml_CacheItem_TVP].Rows.Add(cacheHtmlCacheItem.Id,
cacheHtmlCacheItem.CacheHtmlId, cacheHtmlCacheItem.CacheItemId);
}
return(this);
}
return(null);
}
