2 // System.Web.SessionState.SessionInProcHandler
5 // Stefan Görling (stefan@gorling.se)
6 // Gonzalo Paniagua Javier (gonzalo@ximian.com)
8 // (C) 2003 Stefan Görling
9 // Copyright (c) 2004 Novell, Inc. (http://www.novell.com)
13 // Permission is hereby granted, free of charge, to any person obtaining
14 // a copy of this software and associated documentation files (the
15 // "Software"), to deal in the Software without restriction, including
16 // without limitation the rights to use, copy, modify, merge, publish,
17 // distribute, sublicense, and/or sell copies of the Software, and to
18 // permit persons to whom the Software is furnished to do so, subject to
19 // the following conditions:
21 // The above copyright notice and this permission notice shall be
22 // included in all copies or substantial portions of the Software.
24 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
25 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
26 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
27 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
28 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
29 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
30 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
35 using System.Collections;
36 using System.Web.Caching;
37 using System.Web.Configuration;
39 namespace System.Web.SessionState
41 class SessionInProcHandler : ISessionHandler
44 CacheItemRemovedCallback removedCB;
46 public void Dispose () { }
48 public void Init (SessionStateModule module, HttpApplication context,
51 removedCB = new CacheItemRemovedCallback (module.OnSessionRemoved);
55 public void UpdateHandler (HttpContext context, SessionStateModule module)
57 HttpSessionState session = context.Session;
58 if (session == null || session.IsReadOnly || !session._abandoned)
61 HttpRuntime.InternalCache.Remove ("@@@InProc@" + session.SessionID);
64 public HttpSessionState UpdateContext (HttpContext context, SessionStateModule module,
65 bool required, bool read_only, ref bool isNew)
70 Cache cache = HttpRuntime.InternalCache;
71 HttpSessionState state = null;
72 string id = SessionId.Lookup (context.Request, config.CookieLess);
75 state = (HttpSessionState) cache ["@@@InProc@" + id];
80 // Create a new session.
81 string sessionID = SessionId.Create ();
82 state = new HttpSessionState (sessionID, // unique identifier
83 new SessionDictionary(), // dictionary
84 HttpApplicationFactory.ApplicationState.SessionObjects,
85 config.Timeout, //lifetime before death.
87 false, // is cookieless
88 SessionStateMode.InProc,
89 read_only); //readonly
91 TimeSpan timeout = new TimeSpan (0, config.Timeout, 0);
92 cache.Insert ("@@@InProc@" + sessionID, state, null, Cache.NoAbsoluteExpiration,
93 timeout, CacheItemPriority.AboveNormal, removedCB);