//释放锁定
public override void ReleaseItemExclusive(HttpContext context, string id, object lockId)
{
SessionDataObject memcachedSessionObject = _Client.Get(id) as SessionDataObject;
if (memcachedSessionObject != null)
{
memcachedSessionObject.Locked = false;
memcachedSessionObject.LockId = (Int32)lockId;
_Client.Put(id, memcachedSessionObject, _timeout);
}
}
/// <summary>
///将新的会话状态添加到数据区中
/// </summary>
/// <param name="context"></param>
/// <param name="id"></param>
/// <param name="timeout"></param>
public override void CreateUninitializedItem(HttpContext context, string id, int timeout)
{
SessionDataObject sessionObject = new SessionDataObject
{
Content = null,
Locked = false,
SetTime = DateTime.Now,
LockId = 0,
ActionFlag = 1
};
_Client.Put(id, sessionObject, timeout);
}
//更新值
public override void SetAndReleaseItemExclusive(HttpContext context, string id, SessionStateStoreData item, object lockId, bool newItem)
{
DateTime setTime = DateTime.Now;
byte[] bytes = this.Serialize((SessionStateItemCollection)item.Items);
SessionDataObject memcachedSessionObject = new SessionDataObject()
{
LockId = 0,
Locked = false,
Content = bytes,
ActionFlag = 0,
SetTime = setTime
};
_Client.Put(id, memcachedSessionObject, item.Timeout);
}
public override SessionStateStoreData GetItem(HttpContext context, string id, out bool locked, out TimeSpan lockAge, out object lockId, out SessionStateActions actions)
{
SessionStateStoreData sessionStateStoreDate = null;
SessionDataObject memcachedSessionObject = null;
DateTime setTime = DateTime.Now;
lockAge = TimeSpan.Zero;
lockId = null;
locked = false;
actions = SessionStateActions.None;
memcachedSessionObject = _Client.Get(id) as SessionDataObject;
if (memcachedSessionObject != null)
{
//如果已经锁定
if (memcachedSessionObject.Locked)
{
lockAge = memcachedSessionObject.LockAge;
lockId = memcachedSessionObject.LockId;
locked = memcachedSessionObject.Locked;
actions = (SessionStateActions)memcachedSessionObject.ActionFlag;
return(sessionStateStoreDate);
}
memcachedSessionObject.LockId++;
memcachedSessionObject.SetTime = setTime;
_Client.Put(id, memcachedSessionObject);
actions = (SessionStateActions)memcachedSessionObject.ActionFlag;
lockId = memcachedSessionObject.LockId;
lockAge = memcachedSessionObject.LockAge;
if (actions == SessionStateActions.InitializeItem)
{
sessionStateStoreDate = this.CreateNewStoreData(context, _timeout);
}
else
{
sessionStateStoreDate = this.Deserialize(context, memcachedSessionObject.Content, _timeout);
}
return(sessionStateStoreDate);
}
return(sessionStateStoreDate);
}