public sealed class HttpSessionState :
{
private SessionDictionary _dict;

public object this[string name]
{
get
{
return _dict[name];
}
set
{
_dict[name] = value;
}
}
}

public sealed class SessionStateModule : IHttpModule
{
private string _rqId;
private SessionDictionary _rqDict;
private HttpStaticObjectsCollection _rqStaticObjects;
private int _rqTimeout;
private bool _rqIsNewSession;
private bool _rqReadonly;
private HttpContext _rqContext;
private SessionStateItem _rqItem;

private void CompleteAcquireState()
{
if (_rqItem != null)
{
if (_rqItem.dict != null)
{
_rqDict = _rqItem.dict;
}
else
{
_rqDict = new SessionDictionary();
}
_rqStaticObjects = ((_rqItem.staticObjects != null) ? _rqItem.staticObjects :
_rqContext.Application.SessionStaticObjects.Clone());
_rqTimeout = _rqItem.timeout;
_rqIsNewSession = false;
_rqInStorage = true;
_rqStreamLength = _rqItem.streamLength;
}
else
{
_rqDict = new SessionDictionary();
_rqStaticObjects = _rqContext.Application.SessionStaticObjects.Clone();
_rqTimeout = SessionStateModule.s_config._timeout;
_rqIsNewSession = true;
_rqInStorage = false;
}
_rqDict.Dirty = false;
_rqSessionState = new HttpSessionState(_rqId, _rqDict, _rqStaticObjects, _rqTimeout, _rqIsNewSession,
SessionStateModule.s_config._isCookieless, SessionStateModule.s_config._mode, _rqReadonly);

_rqContext.Items.Add("AspSession", _rqSessionState);
}
}