/// <summary>
/// 引发数据变更的操作，通过改操作可以进行缓存及缓存依赖的通知
/// </summary>
/// <param name="entity"></param>
public static void RaisePersistent(object entity)
{
if (entity == null)
{
throw new ArgumentNullException("entity");
}
var metadata = GetDefineMetadata(entity.GetType());
if (metadata == null)
{
throw new PlatformException("无法获取对象的定义 {0}", entity.GetType().FullName);
}
// 如果启用缓存，则通知过期
if (metadata.IsCacheable)
{
var cacheKey = metadata.GetCacheKey(entity);
ICache cache = GetCacher(metadata);
cache.Remove(metadata.EntityType, cacheKey);
}
// 更新依赖缓存的时间戳
var depends = metadata.GetCacheRegionKeys(entity);
if (depends.Count > 0)
{
var time = NetworkTime.Now.Ticks;
ICache dependCache = RepositoryFramework.GetCacherForCacheRegion();
var items = depends.Select(o => new CacheItem <long>(o, time)).ToList();
dependCache.SetBatch(items, DateTime.MaxValue);
}
}
bool CheckEntity(TKey key, IQueryTimestamp data)
{
if (data == null)
{
return(true);
}
var cdd = new CacheDependDefine();
dependAction(cdd, key);
var keys = cdd.GetCacheKey();
ICache dependCache = RepositoryFramework.GetCacherForCacheRegion();
var values = dependCache.GetBatch <long>(keys);
var isValid = values.Count() == 0 || values.All(o => o < data.Timestamp);
if (!isValid)
{
RemoveCache(key);
}
return(isValid);
}
