1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
//
// System.Web.SessionState.SessionInProcHandler
//
// Authors:
// Stefan Görling (stefan@gorling.se)
// Gonzalo Paniagua Javier (gonzalo@ximian.com)
//
// (C) 2003 Stefan Görling
// Copyright (c) 2004 Novell, Inc. (http://www.novell.com)
//
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.IO;
using System.Collections;
using System.Web.Caching;
using System.Web.Configuration;
namespace System.Web.SessionState
{
class SessionInProcHandler : ISessionHandler
{
#if CONFIGURATION_2_0
SessionStateSection config;
#else
SessionConfig config;
#endif
CacheItemRemovedCallback removedCB;
public void Dispose () { }
public void Init (SessionStateModule module, HttpApplication context,
#if CONFIGURATION_2_0
SessionStateSection config
#else
SessionConfig config
#endif
)
{
removedCB = new CacheItemRemovedCallback (module.OnSessionRemoved);
this.config = config;
}
public void UpdateHandler (HttpContext context, SessionStateModule module)
{
HttpSessionState session = context.Session;
if (session == null || session.IsReadOnly || !session._abandoned)
return;
HttpRuntime.Cache.Remove ("@@@InProc@" + session.SessionID);
}
public HttpSessionState UpdateContext (HttpContext context, SessionStateModule module,
bool required, bool read_only, ref bool isNew)
{
if (!required)
return null;
Cache cache = HttpRuntime.Cache;
HttpSessionState state = null;
string id = SessionId.Lookup (context.Request, config.CookieLess);
if (id != null) {
state = (HttpSessionState) cache ["@@@InProc@" + id];
if (state != null)
return state;
}
// Create a new session.
string sessionID = SessionId.Create (module.Rng);
state = new HttpSessionState (sessionID, // unique identifier
new SessionDictionary(), // dictionary
HttpApplicationFactory.ApplicationState.SessionObjects,
#if CONFIGURATION_2_0
(int)config.Timeout.TotalMinutes, // XXX is this right? we lose some precision here, but since the timeout is in minutes *anyway*...
#else
config.Timeout, //lifetime before death.
#endif
true, //new session
false, // is cookieless
SessionStateMode.InProc,
read_only); //readonly
#if CONFIGURATION_2_0
TimeSpan timeout = TimeSpan.FromMinutes ((int)config.Timeout.TotalMinutes);
#else
TimeSpan timeout = new TimeSpan (0, config.Timeout, 0);
#endif
cache.InsertPrivate ("@@@InProc@" + sessionID, state, null, Cache.NoAbsoluteExpiration,
timeout, CacheItemPriority.AboveNormal, removedCB);
isNew = true;
return state;
}
}
}
|
