protected virtual bool GetCacheInstance(string key, ICacheDataConverter converter, out object value)
{
value = null;
var byteData = Cache.Get(key);
if (byteData == null)
{
return(false);
}
DistributeData data = DistributeData.FromDistributeData(byteData);
if (!data.Dependency.HasChanged)
{
value = data.CreateCacheObject(converter);
return(true);
}
else
{
Cache.Remove(key);
}
value = null;
return(false);
}
internal override void SetCacheData(string key, DistributeData data, DistributedCacheEntryOptions options)
{
fLock.WriteLockAction(() =>
{
fCacheTable.TryAdd(key, new WeakReference <DistributeData>(data));
Cache.Set(key, data.ToDistributeData(), options);
return(true);
});
}
public static DistributeData FromDistributeData(byte[] data)
{
string json = Encoding.UTF8.GetString(data);
DistributeData result = new DistributeData();
result.ReadJson(json);
result.CreateDependency();
return(result);
}
private void AddCacheInstance(string key, object instance, ICacheDataConverter converter,
IDistributeCacheDependency dependency, bool useCache)
{
bool canCache = useCache || (BaseAppSetting.Current != null &&
BaseAppSetting.Current.UseCache);
if (canCache)
{
DistributeData data = new DistributeData(converter, instance, dependency);
var expiration = dependency.GetAbsoluteExpiration();
DateTimeOffset absolute = expiration ?? new DateTimeOffset(DateTime.Today.AddDays(1));
DistributedCacheEntryOptions options = new DistributedCacheEntryOptions
{
AbsoluteExpiration = absolute
};
SetCacheData(key, data, options);
}
}
protected override bool GetCacheInstance(string key, ICacheDataConverter converter, out object value)
{
value = null;
DistributeData data;
if (fCacheTable.TryGetValue(key, out var localCache))
{
if (localCache.TryGetTarget(out data))
{
if (!data.Dependency.HasChanged)
{
value = data.CreateCacheObject(converter);
return(true);
}
else
{
Remove(key);
return(false);
}
}
}
var byteData = Cache.Get(key);
if (byteData == null)
{
return(false);
}
data = DistributeData.FromDistributeData(byteData);
if (!data.Dependency.HasChanged)
{
value = data.CreateCacheObject(converter);
fCacheTable[key] = new WeakReference <DistributeData>(data);
return(true);
}
else
{
Remove(key);
}
value = null;
return(false);
}
internal virtual void SetCacheData(string key, DistributeData data,
DistributedCacheEntryOptions options)
{
Cache.Set(key, data.ToDistributeData(), options);
}
