2 // System.Net.WebPermissionAttribute.cs
5 // Andreas Nahr (ClassDevelopment@A-SoftTech.com)
6 // Sebastien Pouliot <sebastien@ximian.com>
8 // (C) 2003 Andreas Nahr
9 // Copyright (C) 2004-2005 Novell, Inc (http://www.novell.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.
31 using System.Security;
32 using System.Security.Permissions;
34 namespace System.Net {
36 [AttributeUsage (AttributeTargets.Assembly | AttributeTargets.Class
37 | AttributeTargets.Struct | AttributeTargets.Constructor
38 | AttributeTargets.Method, AllowMultiple = true, Inherited = false)]
40 public sealed class WebPermissionAttribute : CodeAccessSecurityAttribute {
47 public WebPermissionAttribute (SecurityAction action)
54 public string Accept {
60 return (m_accept as WebPermissionInfo).Info;
64 AlreadySet ("Accept", "Accept");
66 m_accept = new WebPermissionInfo (WebPermissionInfoType.InfoString, value);
71 m_accept = new WebPermissionInfo (WebPermissionInfoType.InfoString, value);
76 public string AcceptPattern {
80 return (m_accept as WebPermissionInfo).Info;
84 AlreadySet ("Accept", "AcceptPattern");
86 throw new ArgumentNullException ("AcceptPattern");
88 m_accept = new WebPermissionInfo (WebPermissionInfoType.InfoUnexecutedRegex , value);
92 public string Connect {
95 if (m_connect == null)
98 return (m_connect as WebPermissionInfo).Info;
101 if (m_connect != null)
102 AlreadySet ("Connect", "Connect");
104 m_connect = new WebPermissionInfo (WebPermissionInfoType.InfoString, value);
109 m_connect = new WebPermissionInfo (WebPermissionInfoType.InfoString, value);
114 public string ConnectPattern {
116 if (m_connect == null)
118 return (m_connect as WebPermissionInfo).Info;
121 if (m_connect != null)
122 AlreadySet ("Connect", "ConnectConnectPattern");
124 throw new ArgumentNullException ("ConnectPattern");
126 m_connect = new WebPermissionInfo (WebPermissionInfoType.InfoUnexecutedRegex , value);
132 public override IPermission CreatePermission ()
134 if (this.Unrestricted)
135 return new WebPermission (PermissionState.Unrestricted);
137 WebPermission newPermission = new WebPermission ();
138 if (m_accept != null) {
139 newPermission.AddPermission (NetworkAccess.Accept, (WebPermissionInfo) m_accept);
141 if (m_connect != null) {
142 newPermission.AddPermission (NetworkAccess.Connect, (WebPermissionInfo) m_connect);
144 return newPermission;
149 internal void AlreadySet (string parameter, string property)
151 string msg = Locale.GetText ("The parameter '{0}' can be set only once.");
152 throw new ArgumentException (String.Format (msg, parameter), property);