2 // System.Net.WebConnectionGroup
5 // Gonzalo Paniagua Javier (gonzalo@ximian.com)
7 // (C) 2003 Ximian, Inc (http://www.ximian.com)
11 // Permission is hereby granted, free of charge, to any person obtaining
12 // a copy of this software and associated documentation files (the
13 // "Software"), to deal in the Software without restriction, including
14 // without limitation the rights to use, copy, modify, merge, publish,
15 // distribute, sublicense, and/or sell copies of the Software, and to
16 // permit persons to whom the Software is furnished to do so, subject to
17 // the following conditions:
19 // The above copyright notice and this permission notice shall be
20 // included in all copies or substantial portions of the Software.
22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 using System
.Collections
;
33 using System
.Net
.Configuration
;
34 using System
.Net
.Sockets
;
38 class WebConnectionGroup
42 ArrayList connections
;
46 public WebConnectionGroup (ServicePoint sPoint
, string name
)
50 connections
= new ArrayList (1);
54 public WebConnection
GetConnection ()
56 WebConnection cnc
= null;
58 WeakReference cncRef
= null;
60 // Remove disposed connections
61 int end
= connections
.Count
;
62 ArrayList removed
= null;
63 for (int i
= 0; i
< end
; i
++) {
64 cncRef
= (WeakReference
) connections
[i
];
65 cnc
= cncRef
.Target
as WebConnection
;
68 removed
= new ArrayList (1);
74 if (removed
!= null) {
75 for (int i
= removed
.Count
- 1; i
>= 0; i
--)
76 connections
.RemoveAt ((int) removed
[i
]);
79 cnc
= CreateOrReuseConnection ();
85 WebConnection
CreateOrReuseConnection ()
91 int count
= connections
.Count
;
92 for (int i
= 0; i
< count
; i
++) {
93 WeakReference wr
= connections
[i
] as WeakReference
;
94 cnc
= wr
.Target
as WebConnection
;
96 connections
.RemoveAt (i
);
107 if (sPoint
.ConnectionLimit
> count
) {
108 cnc
= new WebConnection (this, sPoint
);
109 connections
.Add (new WeakReference (cnc
));
116 int idx
= (count
> 1) ? rnd
.Next (0, count
- 1) : 0;
117 cncRef
= (WeakReference
) connections
[idx
];
118 cnc
= cncRef
.Target
as WebConnection
;
120 cnc
= new WebConnection (this, sPoint
);
121 connections
.RemoveAt (idx
);
122 connections
.Add (new WeakReference (cnc
));
131 internal Queue Queue
{
132 get { return queue; }