private SessionStateStoreData CreateSessionStateStoreData(
HttpContext context, SessionStateActions actions,
SessionData sessionData)
{
if (actions == SessionStateActions.None)
{
var sessionItems = BytesToSessionStateItemCollection(
sessionData.SerializedContent);
return new SessionStateStoreData(
sessionItems,
SessionStateUtility.GetSessionStaticObjects(context),
sessionData.Timeout);
}
else
{
return new SessionStateStoreData(
new SessionStateItemCollection(),
SessionStateUtility.GetSessionStaticObjects(context),
sessionData.Timeout);
}
}
/// <summary>
/// <para>
/// Takes as input the HttpContext instance for the current request, the
/// SessionID value for the current request, a SessionStateStoreData object that
/// contains the current session values to be stored, the lock identifier for
/// the current request, and a value that indicates whether the data to be
/// stored is for a new session or an existing session.
/// </para>
///
/// <para>
/// If the newItem parameter is true, the SetAndReleaseItemExclusive method
/// inserts a new item into the data store with the supplied values. Otherwise,
/// the existing item in the data store is updated with the supplied values,
/// and any lock on the data is released. Note that only session data for the
/// current application that matches the supplied SessionID value and lock
/// identifier values is updated.
/// </para>
///
/// <para>
/// After the SetAndReleaseItemExclusive method is called, the ResetItemTimeout
/// method is called by SessionStateModule to update the expiration date and
/// time of the session-item data.
/// </para>
/// </summary>
public override void SetAndReleaseItemExclusive(
HttpContext context, string id,
SessionStateStoreData item,
object lockId, bool newItem)
{
var serializedContent = SessionStateItemCollectionToBytes(
(SessionStateItemCollection)item.Items);
if (newItem)
{
var sessionData = new SessionData(item.Timeout, serializedContent);
_memcachedClient.Store(StoreMode.Set, id, sessionData,
TimeSpan.FromMinutes(item.Timeout));
}
else
{
var sessionData = _memcachedClient.Get<SessionData>(id);
if (sessionData == null
|| sessionData.LockId != (int)lockId)
{
return;
}
sessionData.Locked = false;
sessionData.SerializedContent = serializedContent;
_memcachedClient.Store(StoreMode.Set, id, sessionData,
TimeSpan.FromSeconds(sessionData.Timeout));
}
}
