public bool Exist(string key)
{
if (ValidateService.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key", string.Format("key is null or empty in the {0} cahced.", _name));
}
lock (_locker)
{
if (_ht.ContainsKey(key))
{
WeakReference objWeak = (WeakReference)_ht[key];
if (null == objWeak || !objWeak.IsAlive || null == objWeak.Target)
{
_ht.Remove(key);
return(false);
}
IAlbianCachedObject obj = (IAlbianCachedObject)objWeak.Target;
if (((int)DateTime.Now.Subtract(obj.CreateTime).TotalSeconds) <= obj.Timespan)
{
if (_logger != null)
{
_logger.WarnFormat("key:{0} in {1} cached is expired.", key, _name);
}
return(true);
}
return(false);
}
return(false);
}
}
public void Set(string key, object value)
{
if (ValidateService.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key", string.Format("key is null or empty in the {0} chunk.", _name));
}
lock (_locker)
{
if (_ht.ContainsKey(key))
{
IAlbianChunkObject obj = new AlbianChunkObject
{
Key = key,
Value = value,
CreateTime = DateTime.Now
};
_ht[key] = obj;
}
else
{
IAlbianChunkObject obj = new AlbianChunkObject
{
Key = key,
Value = value,
CreateTime = DateTime.Now
};
_ht.Add(key, obj);
}
}
}
public void Update(string key, object value, int seconds)
{
if (ValidateService.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key", string.Format("key is null or empty in the {0} cahced.", _name));
}
if (0 >= seconds)
{
throw new ArgumentNullException("seconds",
string.Format("seconds is less or eq 0 in the {0} cahced.", _name));
}
lock (_locker)
{
if (!_ht.ContainsKey(key))
{
throw new AlbianCachedException(string.Format("the {0} cached is not exist in the {1} cached.", key,
_name));
}
IAlbianCachedObject obj = new AlbianCachedObject
{
Timespan = seconds,
Key = key,
Value = value,
CreateTime = DateTime.Now
};
_ht[key] = WeakReferenceObject.CreateWeakReferenceObject(obj);
}
}
public void Insert(string key, object value, int seconds)
{
if (ValidateService.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key", string.Format("key is null or empty in the {0} cahced.", _name));
}
if (0 >= seconds)
{
throw new ArgumentNullException("seconds", string.Format("seconds is less or eq 0 in the {0} cahced.", _name));
}
lock (_locker)
{
if (_ht.ContainsKey(key))
{
WeakReference objWeak = (WeakReference)_ht[key];
if (null == objWeak || !objWeak.IsAlive || null == objWeak.Target)
{
IAlbianCachedObject obj = new AlbianCachedObject
{
Timespan = seconds,
Key = key,
Value = value,
CreateTime = DateTime.Now
};
_ht[key] = WeakReferenceObject.CreateWeakReferenceObject(obj);
}
else
{
IAlbianCachedObject objOld = (IAlbianCachedObject)objWeak.Target;
if (((int)DateTime.Now.Subtract(objOld.CreateTime).TotalSeconds) <= objOld.Timespan)
{
throw new AlbianCachedException(string.Format("the {0} cached is exist in the {1} cached.", key,
_name));
}
IAlbianCachedObject obj = new AlbianCachedObject
{
Timespan = seconds,
Key = key,
Value = value,
CreateTime = DateTime.Now
};
_ht[key] = WeakReferenceObject.CreateWeakReferenceObject(obj);
}
}
else
{
IAlbianCachedObject obj = new AlbianCachedObject
{
Timespan = seconds,
Key = key,
Value = value,
CreateTime = DateTime.Now
};
_ht.Add(key, WeakReferenceObject.CreateWeakReferenceObject(obj));
}
}
}
public bool Exist(string key)
{
if (ValidateService.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key", string.Format("key is null or empty in the {0} chunk.", _name));
}
lock (_locker)
{
return(_ht.ContainsKey(key));
}
}
public void Remove(string key)
{
if (ValidateService.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key", string.Format("key is null or empty in the {0} cahced.", _name));
}
lock (_locker)
{
if (_ht.ContainsKey(key))
{
_ht.Remove(key);
}
}
}
public object Get(string key)
{
if (ValidateService.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key", string.Format("key is null or empty in the {0} chunk.", _name));
}
lock (_locker)
{
if (_ht.ContainsKey(key))
{
IAlbianChunkObject obj = (IAlbianChunkObject)_ht[key];
return(obj.Value);
}
return(null);
}
}
protected override IList <ICacheGroup> ParserLocalGroups(XmlNodeList nodes)
{
if (ValidateService.IsNullOrEmpty(nodes))
{
}
IList <ICacheGroup> groups = new List <ICacheGroup>();
foreach (XmlNode node in nodes)
{
ICacheGroup group = ParserLocalGroup(node);
if (null == group)
{
continue;
}
groups.Add(group);
}
return(groups);
}
public void Update(string key, object value)
{
if (ValidateService.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key", string.Format("key is null or empty in the {0} chunk.", _name));
}
lock (_locker)
{
if (!_ht.ContainsKey(key))
{
throw new AlbianChunkException(string.Format("the {0} cached is not exist in the {1} chunk.", key,
_name));
}
IAlbianChunkObject obj = new AlbianChunkObject
{
Key = key,
Value = value,
CreateTime = DateTime.Now
};
_ht[key] = obj;
}
}
public object Get(string key)
{
if (ValidateService.IsNullOrEmpty(key))
{
throw new ArgumentNullException("key", string.Format("key is null or empty in the {0} cahced.", _name));
}
lock (_locker)
{
if (_ht.ContainsKey(key))
{
WeakReference objWeak = (WeakReference)_ht[key];
if (null == objWeak || !objWeak.IsAlive || null == objWeak.Target)
{
_ht.Remove(key);
return(null);
}
IAlbianCachedObject obj = (IAlbianCachedObject)objWeak.Target;
return(((int)DateTime.Now.Subtract(obj.CreateTime).TotalSeconds) <= obj.Timespan ? obj.Value : null);
;
}
return(null);
}
}